Here is a vast collection of objective and subjective questions in this question bank of biology 12, chapter 16. Following types of questions have been included here.
- MCQs (Textbook Exercise)
- MCQs (Previous Boards Essentials)
- SQs Topic-wise (Previous Boards Essentials + Textbook Conceptuals)
- LQs (Previous Boards Essentials)
You can find solutions to these questions from our publication, “An Insight Into Objective Biology-12”.
MCQs (Textbook Exercise)
Q. Each question has four possible answers. Tick the correct one.
01: Which of these is a direct source of energy for muscle contraction?
(a) ATP
(b) Creatine phosphate
(c) lactic acid
(d) Both a and b
02: When muscle contracts:
(a) Sacromere increases in size
(b) myosin slides past actin
(c) lactic acid is produced.
(d) both A and B
03: Which of the following changes occur when skeletal muscle contracts?
(a) The A band shorten
(b) The I band shorten.
(c) The Z-line slide farther apart
(d) The actin filament contracts
04: Thin filament in myofibrils consists of:
(a) Actin, tropomyosin, troponin
(b) Z-line
(c) Myosin
(d) Sarcomere
05: The contraction of striated muscle is initiated by the release of energy in the presence of:
(a) Acetyl choline
(b) Calcium ion
(c) Chloride ion
(d) Iron
06: In the mammalian skeleton, there is a distinct synovial joint between the:
(a) The bones of the cranium
(b) The humerus of ulna
(c) Sacrum of ilium
(d) Sternum and floating ribs
07: Which of the following is a bone of axial skeleton?
(a) Rib
(b) Shoulder girdle
(c) Pelvis
(d) Femur
(e) All of above
08: Vertebral column includes:
(a) Sacrum
(b) Coccyx
(c) Cervical, thoracic and lumber vertebrae
(d) All of above
09: In mammal the number of cervical vertebrae are:
(a) No definite number
(b) Seven
(c) Eleven
(d) Varies with the size of neck
10: Brain is protected by:
(a) Cranium
(b) Skull
(c) Orbits
(d) All of these
11: Which of the following is plantigrade?
(a) Rabits
(b) Monkeys
(c) Horse
(d) Carnivores
12: Brachioradialis causes the up lift of:
(a) Radius
(b) Ulna
(c) Both a and b
(d) Humerus
13: Moulting occurs in arthropods at the:
(a) Immature stage
(b) Mature stage
(c) Both stages
(d) Do not undergo moulting
14: Muscle fatigue is caused by:
(a) CO2
(b) Accumulation of lactic acid
(c) Fumaric acid
(d) Ethyl alcohol
15: Cardiac muscles are:
(a) Voluntary
(b) Involuntary
(c) Both a and b (d) None of the above
MCQs (Previous Boards Essentials)
Q. Each question has four possible answers. Tick the correct one.
01: Bundle caps in sunflower stem, are formed by: (LHR-16)
(a) Sclerenchyma
(b) Parenchyma
(c) Mesenchyma
(d) Collenchyma
02: Which of the following cells have angular thickening in their primary walls? (LHR-16) (DGK-21)
(a) Collenchyma
(b) Sclerenchyma
(c) Fibers
(d) Vessels
03: The loss of water due to ex-osmosis from plant cells causes plant to: (MLT-16)
(a) Turgid
(b) Swell
(c) Wilt
(d) Rupture
04: Turgor pressure is generated by high osmotic pressure of the cell: (SWL-16)(RWP-17)(FSL-19)(LHR-18)
(a) Cytoplasm
(b) Vacuole
(c) Mitochondria
(d) Chloroplast
05: The membrane that bounds the vacuole called: (LHR-22)
(a) Tonoplast
(b) Symplast
(c) Apoplast
(d) All of these
06: Change in water potential of a system due to the presence of solute molecules is called: (LHR-17)
(a) Pressure potential
(b) Solute potential
(c) Matric potential
(d) Gravitational potential
07: These are shorter than fibers and are found in seed coat and nut shell to provide protection: (MLT-14)(GJR-18)
(a) Tracheids
(b) Sclerides
(c) Vessels
(d) Trachea
08: Long tubular structures join end to end to form long water conducting pipes in xylem are known as: (FSL-21)
(a) Fibers
(b) Vessels
(c) Sclereids
(d) Trachea
09: The collenchyma cells have protoplast and usually lack: (LHR-15)
(a) Primary wall
(b) Secondary wall
(c) Middle Lamella
(d) Vacuole
10: The primary growth in plant cells is caused by: (GJR-21)
(a) Lateral meristems
(b) Intercalary meristems
(c) Apical meristems
(d) Secondary meristem
11: The structures that lack secondary wall are: (LHR-22)(MLT-21)
(a) Aerenchyma
(b) Sclerenchyma
(c) Parenchyma
(d) Collenchyma
12: The plant tissues that lack secondary wall are: (FSL-22)
(a) Fibers
(b) Sclerenchyma
(c) Parenchyma
(d) Collenchyma
13: The membrane that bounds vacuole is called: (DGK-14,16)( SRG-15,18)(MLT-15,17,18)
(a) Tonoplast
(b) Leucoplast
(c) Chromoplast
(d) Chloroplast
14: Turgor pressure is generated by high osmotic pressure of the cell: (LHR-19)(BWP-21)
(a) Vacuole
(b) Cytoplasm
(c) Protoplasm
(d) Nucleus
15: Angular thickenings in their primary walls are present in: (BWP-15)(LHR-16)(SWL-18)(MLT-19)
(a) Parenchyma
(b) Collenchyma
(c) Sclerenchyma
(d) Tracheids
16: Primary growth in plants is caused by: (GJR-21)
(a) Apical meristems
(b) Lateral meristems
(c) Intercalary meristems
(d) Open meristem
17: The sclerenchyma has thick secondary walls usually impregnated with: (FSL-21)
(a) Chitin
(b) Pectin
(c) Silica
(d) Lignin
18: The sclerenchyma cells found in seed coat ands and nut shells are called: (LHR-19)(MLT-19)
(a) Fibers
(b) Sclereids
(c) Tracheid’s
(d) Vessels
19: The cell walls of sclerenchymatous cells are usually impregnated with: (FSL-17)(DGK-17)
(a) Silica
(b) Pectin
(c) Lignin
(d) Subring
20: The long tubular sclerenchyma cells found in xylem are: (DGK-21)
(a) Fibers
(b) Sclerides
(c) Vessels
(d) Cork cells
21: The cholenchymatous cells are highly lignified and found in: (DGK-19)
(a) Epidermis
(b) Cortex
(c) Pith
(d) Xylem
22: The collenchyma and sclerenchyma are with heavily lignified cells in: (BWP-17,18)
(a) Cortex and phloem
(b) Cortex and xylem
(c) Xylem and phloem
(d) Pericycle and cortex
23: The inactive non-conducting wood is called: (GJR-14,19)(SRG-22)
(a) Heart wood
(b) Sap wood
(c) Callus
(d) Bark
24: The active conducting portion of wood in older trees is: (RWP-21)
(a) Sap wood
(b) Heart wood
(c) Cork
(d) Bark
25: An increase in plant growth due to activity of vascular cambium is called: (FSL-14)(BWP-19)
(a) Primary growth
(b) Secondary growth
(c) Sap wood
(d) Heart wood
26: A plant has a growth pattern called: (LHR-22)
(a) Closed growth
(b) Open growth
(c) Primary growth
(d) Secondary growth
27: In terrestrial plants major mechanical stress is imposed by: (MLT-17)
(a) Gravity
(b) Temperature wind
(c) Soil
(d) Soil
28: This type of wood is most resistant to decay and insect attack. (FSL-17)
(a) Callus
(b) Heart wood
(c) Heat wood
(d) Sap wood
29: Movement shown by sperms of liver warts, mosses, ferns towards archegonia is a: (LHR-15,16)(BWP-19)
(a) Chemotactic movement
(b) Phototactic movement
(c) Chemotropic movement
(d) Phototropic movement
30: At the place of attachment of leaf with the shoot a swollen part is called: (RWP-22)
(a) Pitch
(b) Pit
(c) Cortex
(d) Pulvinus
31: The rapid movement of leaves of mimosa on touching is an example of: (AJK-19)
(a) Turgor movement
(b) Nastic movement
(c) Tropic movement
(d) Growth movement
32: The movement in response to stimulus of touch i.e., climbing vines is called: (BWP-16)(GJR-18)
(a) Hydrotropism
(b) Thigmotropsim
(c) Phototropism
(d) Geotropism
33: The nastic movements are: (GJR-22)
(a) Directional
(b) Non directional
(c) Spontaneous
(d) All of these
34: The sleep movements of plants fall under the category of: (MLT-16)
(a) Growth
(b) Tactic
(c) Turgor
(d) Tropic
35: Haptonastic movements occur in response to: (BWP-15)
(a) Contact
(b) Chemical
(c) Temperature
(d) Water
36: The word tropic is derived from Greek word “Tropos” meaning: (DGK-15)
(a) Sticky
(b) Turn
(c) Attractive
(d) Growth
37: Positive gravitropism of root is due to: (DGK-15)
(a) Auxin
(b) Gibberellin
(c) Abscisic acid
(d) Ethene
38: Action of the Venus fly trap is: (GJR-14)(SRG-19)
(a) Nyctinasty
(b) Photonasty
(c) Haptonasty
(d) Thermonasty
39: The hyphae of fungi are: (RWP-14)
(a) Phototactic
(b) Chemotactic
(c) Chemotropic
(d) Geotropic
40: The type of nastic movement, which occurs in response to contact is called: (SWL-14)
(a) Haptonastic
(b) Photonasty
(c) Thermonasty
(d) Nyctinasty
41: Hyponasty is caused by: (FSL-17)
(a) Auxin
(b) Cytokinins
(c) Gibberellins
(d) Abscisic acid
42: The upper surface of leaves in bud condition shows: (SWL-17)
(a) Photonasty
(b) Hyponasty
(c) Haptonasty
(d) Epinasty
43: Which of the following has hydrostatic skeleton? (RWP-15)(AJK-18)
(a) Man
(b) An insect
(c) Sea anemone
(d) Fish
44: A hardened outer surface to which internal muscles can be attached is: (DGK-17)
(a) Endoskeleton
(b) Hydrostatic skeleton
(c) Exoskeleton
(d) Axial skeleton
45: Which of these commercially produced hormones, promotes malting? (SWL-22)
(a) GA3
(b) GA
(c) 2,4 D
(d) N.A.A
46: The process of moulting is controlled by enzyme called: (LHR-21)
(a) Ecdysone
(b) Aldosterone
(c) Oxytocin
(d) Androgen
47: Which bone provide attachment site for muscle? (SRG-16)(RWP-18)(GJR-21)
(a) Compact bone
(b) Spongy bone
(c) Soft bone
(d) Cartilage
48: Collagen fibers of bone are hardened by the deposit of: (LHR-17)
(a) Calcium phosphate
(b) Sodium phosphate
(c) Sodium carbonate
(d) Calcium carbonate
49: The living cells of cartilage are called: (MLT-15)(DGK-16)(GJR-22)
(a) Cnidocytes
(b) Chondrocytes
(c) Nematocytes
(d) Blastocytes
50: Bone forming cells are known as: (FSL-17)(MLT-21)
(a) Osteoblasts
(b) Osteocytes
(c) Osteoclasts
(d) Chondroblasts
51: Mature bone cells are called as: (BWP-14,22)(SWL-14)(LHR-21)
(a) Osteoblasts
(b) Osteocytes
(c) Osteoclasts
(d) Chondrocytes
52: The bone dissolving cells are called: (LHR-22)(FSL-22)
(a) Stem cells
(b) Osteoclast
(c) Osteoblast
(d) Osteocytes
53: The beginning of bone formation, starts after injury : (GJR-21)
(a) 3-4 weeks
(b) 2-3 months
(c) 8 weeks
(d) 8-12 weeks
54: Healing of fracture and repair of the skin aree the examples of : (DGK-21)
(a) Reproduction
(b) Mutation
(c) Regeneration
(d) Induction
55: Brain is protected by: (SWL-14)(DGK-22)
(a) Cranium
(b) Skull
(c) Orbits
(d) Zygomatic bone
56: The paired bones of cranium are parietal and ________. (GJR-22)
(a) Occipital
(b) Ethmoid
(c) Sphenoid
(d) Temporal
56: Which one of the following is facial bone: (LHR-21)
(a) Frontal
(b) Occipital
(c) Vomer
(d) Sternum
57: Which of the following is the paired bone of cranium: (SWL-21)
(a) Frontal
(b) Occipital
(c) Sphenoid
(d) Temporal
58: Which of the following is a bone of axial skeleton? (LHR-16)
(a) Humerus
(b) Femur
(c) Tibia
(d) Rib
59: Vertebral column extends from Skull to which region: (AJK-21)
(a) Neck
(b) Thorax
(c) Pelvis
(d) Lumber
60: The vertebrae of Neck Region is called: (RWP-16)(MLT-21)
(a) Lumber region
(b) Thoracic region
(c) Pelvic region
(d) Cervical region
61: The number of cervical vertebrae are: (FSL-16)(RWP-19)
(a) 7
(b) 12
(c) 33
(d) 22
62: Seven vertebrae lie in the neck region called: (RWP-16)
(a) Lumber region
(b) Thoracic region
(c) Pelvic region
(d) Cervical region
63: The fusion of four posterior vertebrate present in the pelvic region form: (DGK-16)(FSL-18)
(a) Sacrum
(b) Lumbar
(c) Coccyx
(d) Chest cage
64: A bone is not a part of pelvic girdle: (GJR-16)
(a) Ilium
(b) Ischium
(c) Humerus
(d) Pubis
65: The number of pelvic vertebrata column of man is: (DGK-17)
(a) 5
(b) 7
(c) 9
(d) 12
66: To which region of vertebral column, tetrapod’s pelvic girdle is attached? (SWL-22)
(a) Lumber region
(b) Sacral region
(c) Pelvic region
(d) Cervical region
67: In thoracic region, number of vertebrate is: (GJR-15)(FSL-15)
(a) 12
(b) 15
(c) 05
(d) 04
68: The lower two pairs of ribs in humans are called: (RWP-17)
(a) Free ribs
(b) Fix ribs
(c) Floating ribs
(d) Former ribs
69: How many pair of ribs are present in human rib cage? (FSL-22)
(a) Ten pairs
(b) Twelve pairs
(c) Six pairs
(d) Twenty Four pairs
70: Which one is not a bone axial skeleton? (SRG -17)
(a) Ribs
(b) Sternum
(c) Pelvic
(d) Cranium
71: Sacrum is formed by the fusion of anterior: (MLT-17)
(a) Two bones
(b) Three bones
(c) Four bones
(d) Five bones
72: In pelvic region, fusion of four posterior vertebrae forms: (BWP-21)
(a) Coccyx
(b) Sacrum
(c) pubis
(d) Ischium
73: The second cervical vertebra is called: (AJK-22)
(a) Atlas
(b) Axis
(c) Sacral
(d) Lumber
74: All the following bones are associated with appendicular skeleton except: (DGK-21)
(a) Femur
(b) Radius
(c) Ulna
(d) Ribs
75: All the following bones are associated with coaxial bone except: (MLT-19)
(a) Illium
(b) Ischium
(c) Pubis
(d) Clavicle
76: Which of the following is the bone of axial skeleton? (SWL-19)
(a) Humerus
(b) Femur
(c) Ribs
(d) Tibia
77: Which one of the following is not an unpaired bone? (SRG -17)
(a) Mandible
(b) Vomer
(c) Sphenoid
(d) Nasal
78: The join that allows the movements in two directions is called: (RWP-16)
(a) Cartilaginous joints
(b) Synovial joints
(c) Hinge joints
(d) Ball and Socket joints
79: The joints that allows movement in several directions is called: (AJK-15)(FSL-19)
(a) Fibrous joint
(b) Synovial joint
(c) Hinge joint
(d) Ball and socket joint
80: Joints that are held together by short fibers embedded in connective tissue: (DGK-14)
(a) Fibrous joint
(b) Cartilaginous joint
(c) Synovial joints
(d) Hinge joints
81: _______ attach bone to bone and slightly elastic. (GJR-15)
(a) Tendons
(b) Ligaments
(c) Both A and B
(d) None
82: The synovial joint is surrounded by a layer of connective tissue called: (LHR-17)(GJR-18)
(a) Ligament
(b) Nucleus pulposus
(c) Annulus fibroses
(d) Fibrous capsule
83: The synovial joint is surrounded by a layer of connective tissue called:
(a) Fibrous capsule
(b) Hyaline cartilage
(c) Annulus fibrosis
(d) Hematoma
84: Sciatica is characterized by stabbing pain radiating over the course of: (FSL-16)
(a) Sciatic artery
(b) Sciatic nerve
(c) Sciatic vein
(d) Sciatic capillary
85: A condition in which palatine processes of maxilla and palatine fail to fuse is: (LHR-15)(FSL-18)
(a) Microcephaly
(b) Cleft palate
(c) Fused palate
(d) Osteoarthritis
86: Bowed legs and deformed pelvic are the symptoms of which disease in children? (GJR-15)
(a) Rickets
(b) Disc Slip
(c) Sciatica
(d) Hematoma
87: Osteomalacia includes a number of disorders in which bone receive inadequate:
(a) Water
(b) Oxygen
(c) Blood
(d) Minerals
88: Disease in which bone resorption outpaces bone deposit: (FSL-22,21)
(a) Osteoporosis
(b) Osteomalacia
(c) Rickets
(d) Spondylosis
89: A disease which causes immobility and fusion of vertebral joint is called: (DGK-14)(SRG-15)(LHR-19)(RWP-19)(AJK-21)
(a) Sciatica
(b) Spondylosis
(c) Rickets
(d) Disc Slip
90: A disease caused by low level of calcium in blood is : (AJK-16)(GJR-19)(BWP-22)
(a) Tetany
(b) Sciatica
(c) Muscle Fatigue
(d) Cramp
91: Rickets is due to deficiency of vitamin: (SRG-15)(BWP-18)
(a) A
(b) C
(c) D
(d) E
92: Rickets is a disease in children with _______. (GJR-22)
(a) Soft bones
(b) Herniation
(c) Bowed legs & deformed pelvis
(d) Arthritis
93: Which one of the following is not a joint disease? (LHR-14,15)(SRG -16)
(a) Arthritis
(b) Sciatica
(c) Disc Slip
(d) Spondylosis
94: Complete immobilization of muscle leads to: (SWL-14)
(a) Increase in capillaries
(b) Increase in Mitochondria
(c) Sever atrophy
(d) Resistance to fatigue
95: Acute forms of arthritis usually result from: (RWP-14)
(a) Bacterial invasion
(b) Viral invasion
(c) Fungal invasion
(d) Severe injury
96: The inflammatory or degenerative disease that damages joints is called: (RWP-17)
(a) Arthritis
(b) Osteoporosis
(c) Meningitis
(d) Spondylosis
97: Arthritis is an inflammatory or degenerative disease that damages: (RWP-21)(MLT-19)
(a) Muscles
(b) Brain
(c) Joints
(d) kidney
98: A mass of clotted blood that forms at the fracture site is called:
(a) Hemorrhage
(b) Callus
(c) Hemoglobin
(d) Hematoma
99: Muscles present in Gut wall are: (BWP-14)
(a) Smooth
(b) Skeletal
(c) Cardiac
(d) Voluntary
100: Unstriped muscles are called: (DGK-22)
(a) Smooth Muscles
(b) Cardiac muscles
(c) Skeletal muscles
(d) Brachialis
101: The diameter of skeletal muscle fibres is: (GJR-18)
(a) 10-80 mm
(b) 10-100 mm
(c) 10-120 mm
(d) 10-135 mm
102: The diameter of thick filament in muscle: (RWP-22)
(a) 7-8 nm
(b) 4 nm
(c) 16 nm
(d) 10 nm
103: Thick filament in myofibril is made up of:
(a) Myosin
(b) Actin
(c) Tropomyosin
(d) Troponin
104: Thin filament in myofibril is composed chiefly of: (DGK-22)
(a) Tropomyosin
(b) Troponin
(c) Actin
(d) All of these
105: Protein that binds to calcium in muscle contraction
(a) Actin
(b) Myosin
(c) Tropomyosin
(d) Troponin
106: Troponin is a complex of how many polypeptides chains? (FSL-21)
(a) Single
(b) Double
(c) Triple
(d) None
107: Each A-band has a lighter stripe in its mid-section called: (RWP-19)
(a) A-zone
(b) H-zone
(c) M-line
(d) Z-line
108: The region of myofibril between two successive z-lines is called: (AJK-22)
(a) Capsomere
(b) Telomere
(c) Monomere
(d) Sarcomere
109: Skeletal muscles are called striated (stripped) because of presence of: (RWP-17)
(a) Red and yellow band
(b) White and yellow band
(c) Alternating dark and light band
(d) Red and black band
110: Muscle fatigue is caused by: (RWP-15)(DGK-22)(SWL-21)
(a) CO2
(b) Fumaric acid
(c) Ethyl alcohols
(d) Lactic acid
111: Which one is needed to break link between myosin bridge and actin: (MLT-21)
(a) Glucose
(b) ATP
(c) Creatine
(d) Creatine phosphate
112: The disease caused by low calcium in blood is called:
(a) Tetanus
(b) Cramp
(c) Sciatica
(d) Tetany
113: Which end of muscle remains fixed when the muscle contracts? (SRG -21)
(a) Insertion
(b) Origin
(c) Tendon
(d) Belly
114: Muscle is connected to bone by: (GJR-16)(SRG-14,21)
(a) Tendon
(b) Ligament
(c) Z-line
(d) Cross bridges
115: Slightly elastic connective tissues that attach bone to bone are called: (FSL-14)
(a) Tendons
(b) Brachialis
(c) Brachio-radialus
(d) Ligaments
116: The muscles which work against each other by contraction are: (SRG -22)
(a) Antagonistic muscles
(b) Antiparallel muscles
(c) Antagonistic
(d) Both a and c
117: Which of the following muscle straightness and the elbow joints? (BWP-17)
(a) Brachialis
(b) Triceps
(c) Biceps
(d) Brachio-radilus
118: There are ________ muscles in the human body, most of which occur in pairs. (GJR-15)
(a) 650
(b) 630
(c) 660
(d) 645
119: A respiratory protein which is present in all aerobic organism is: (BWP-14)
(a) Hemoglobin
(b) Myoglobin
(c) Cytochrome
(d) Cytochrome C
120: What is mortality rate in developing countries due to Tetanus? (MLT-17)
(a) 35%
(b) 40%
(c) 45%
(d) 50%
121: Euglena moves with the help of: (DGK-16)
(a) Cilium
(b) Pseudopodium
(c) Myonemes
(d) Flagellum
122: The supracoracoid muscles provide power for the: (LHR-15)
(a) Upward Stroke
(b) Downward Stroke
(c) Recovery Stroke
(d) Neutral Stroke
123: The diameter of cilia ranges from: (SRG -15)
(a) 0.1 to 0.5 mm
(b) 0.1 to 0.5 mm
(c) 0.36 to 0.8 mm
(d) 0.3 to 0.8 mm
124: Tube feet are locomotory organs in: (DGK-19)
(a) Jelly Fish
(b) Silver Fish
(c) Cuttle Fish
(d) Star Fish
125: Which animal moves by jet-propulsion? (SWL-16)
(a) Earthworm
(b) Star fish
(c) Snail
(d) Jelly fish
126: The mammals who walk on tips of the toes, modified into hooves are termed as: (BWP-16)(AJK-19)
(a) Plantigrades
(b) Unguligrades
(c) Digitigrades
(d) Brachigrades
127: Most efficient way of supporting the body is seen in: (LHR-14,17)
(a) Fishes
(b) Aves
(c) Reptiles
(d) Mammals
128: ________ is unguligrade. (MLT-14,17)
(a) Bear
(b) Man
(c) Rabbit
(d) Goat
129: Plantigrade mode of Locomotion is observed in: (FSL-15)(SWL-17)
(a) Monkey
(b) Rabbit
(c) Goat
(d) Rodents
130: The plantigrade animals used to walk on their: (LHR-18)
(a) Digits
(b) Tips of toes
(c) Soles
(d) Belly
131: Which of the following is plantigrade?
(a) Dog
(b) Horse
(c) Rabbit
(d) Monkey
SHORT QUESTIONS
SUPPORT IN PLANTS
Q.01: Differentiate between callus and galls. (BWP-17)
Q.02: Define turgor and osmotic pressure. (MLT-14)(SRG-16)
Q.03: Define turgor and give its two functions. (RWP-19)
Q.04: Differentiate between collenchyma and sclerenchyma cells. (FSL-14)(SWL-14)(RWP-14)(GJR-15)(DGK-16)(AJK-16)(SRG-17)(BWP-17)
Q.05: Define sclerenchyma cells. What are the major types of sclerenchyma cells? (SWL-21)
Q.06: Define collenchyma cells. And write two characteristics. (RWP-19)(SRG-22)(LHR-19)(GJR-21)(AJK-21)
Q.07: Define collenchyma cells. Write their functions in plants. (SWL-19)
Q.08: Differentiate between fibers and sclerides. (LHR-14,15)(SRG-15,21)(MLT-16,18)
Q.09: What is difference between cork and cambium and vascular cambium? (SRG-14)(RWP-16)
Q.10: What is vascular cambium? Which new tissues are developed from it? (FSL-22)
Q.11: Differentiate between heartwood and sapwood. (SRG-16,22)(LHR-22)(RWP-15,16,18,22)(FSL-16,18,22)(AJK-15,17)(SWL-16)(DGK-17)
Q.12: Define secondary growth and give its significance. (RWP-17)(GJR-19)(BWP-22)
Q.13: Define secondary growth and how it occurs? (MLT-19)
Q.14: Which tissues arise from vascular cambium? (SWL-17)
Q.15: What are characteristics and functions of sclerenchyma cells? (SRG-17)
MOVEMENTS IN PLANTS
Q.16: Differentiate between geotropism and hydrotropsim. (DGK-16)
Q.17: Give the name of hormones which are involved in epinasty and hyponasty. (LHR-18)
Q.18: Name types of autonomic movements. (RWP-18)
Q.19: Define tactic movements. Give its one type. (MLT-16)
Q.20: What do you know about sleep movement in plants? (GJR-16)(AJK-18)(LHR-19)
Explain haptonastic movements by giving an example. (LHR-14)(SRG-15)
Q.21: Differentiate between epinasty and hyponasty. (GJR-14)(MLT-14)(RWP-14)(DGK-15)(BWP-16)(LHR-17)(SWL-17)
Q.22: Differentiate between Epinasty and Nyctinasty. (BWP-22)(AJK-19)
Q.23: What is Nutation? (GJR-15,16)(AJK-15)(RWP-22)
Q.24: Differentiate between photonasty and thermonasty. (GJR-15)(SRG-15)(LHR-16,17)(SWL-17)
Q.25: What is pulvinus? What is its function? (DGK-14,17)(MLT-17)
Q.26: What are phototactic movements? Give its examples. (RWP-17)(LHR-19)(FSL-22)
Q.27: Define nastic movements. What is thermonasty? (RWP-19)
Q.28: Define nastic movements. Give its types. (RWP-17)
Q.29: How growth movements occur in the plants? (BWP-17)
Q.30: Define chemotactic movement. Write its cause. (LHR-15)
Q.31: What are Paratonic movements? Name its types. (MLT-17)
Q.32: Differentiate between Phototactic and phototropism movements. (BWP-19)
Q.33: Differentiate between phototropism and chemotropism. (GJR-22)
Q.34: Differentiate between phototactic and chemotactic moments? (RWP-19)
Q.35: Compare phototropism and geotropism. (LHR-17)
Define Tropic movements. Write the names of its types. (SRG-17)
Q.36: Define turgor movements. Write the names of its types. (GJR-19)
SUPPORT & MOVEMENT IN ANIMALS
Q.37: Differentiate between hyaline and fibrocartilage. (GJR-14)(FSL-14)(LHR-16)(AJK-16)(RWP-16)(DGK-17)(SRG-21)
Q.38: Differentiate between hyaline and elastic. (RWP-17,21)(FSL-14,21)(SRG-15)(BWP-15)
Q.39: Define bone. Name the types of cells associated with bones. (LHR-14)(MLT-19)
Q.40: Give role of skeleton in mineral homeostasis and blood cell production. (SRG-14)(RWP-14)
Q.41: Write down the any four/two functions of human skeleton system. (SRG-22)(SWL-21)(LHR-21)(GJR-21)
Q.42: Differentiate between hyaline and elastic cartilage.
Q.43: Differentiate between hyaline and fibrocartilage. (SRG-21)
Q.44: Define hydrostatic skeleton by giving example. (MLT-21)(SRG-19)
Q.45: Compare Exoskeletonand Endoskeleton. (MLT-14)
Q.46: Differentiate between epicuticle and procuticle. (DGK-14)(AJK-17)
Q.47: Give compositions of exoskeleton in mollusks and arthropods. (LHR-15)(FSL-16)
Q.48: Define ecdysis and how it is controlled. (GJR-15)(FSL-15)(RWP-15,17)(AJK-15)(SWL-16)(DGK-16,16)(LHR-22)(BWP-22)
Q.49: What is moulting? Write the hormones involved in this process. (SRG-18)(FSL-18,21)(DGK-18,21)
Q.50: Define Ecdysis and write its two stages. (LHR-21)(RWP-21)
Q.51: What is cartilage? Give its types. (BWP15)(RWP-17)(FSL-19)(SWL-21)
Q.52: Which kind of cells are responsible for bone formation, write their function. (GJR-17)
Q.53: What is difference between compact and spongy bone? (MLT-17)(LHR-18)(DGK-22)
Q.54: Define the mechanism of hydrostatic skeleton. (FSL-16)
HUMAN SKELETON
Q.55: Name the unpaired facial bones. (LHR-16)(FSL-16)(BWP-16)
Q.56: Enlist facial bones. (AJK-19)
Q.57: Name different bones of hind limb. (BWP-16)
Q.58: Name two paired facial bones. (FSL-16)
Q.59: Name unpaired bones of cranium. (GJR-15)
Q.60: Name the paired and unpaired bones of human skull (cranium and face). (LHR-22)(DGK-21)
Q.61: Name bones of pelvic girdle. (FSL-15)(DGK-16)
Q.62: Name the bones of pectoral girdle. (RWP-22)
Q.63: Name the bones of pectoral girdle and pelvic girdle. (SWL-19)
Q.64: Define vertebral column. What names can be given to them according to their location? (FSL-22)
Q.65: What is ribcage? (AJK-21)
Q.66: What are floating ribs?
Q.67: How many ribs are not attached to sternum? (FSL-21)
Q.68: How many different regions are present in vertebral column? Discuss their names and also tell about the number of vertebrae in each region. (GJR-22)
Q.69: Describe pelvic girdle and hind limb in human skeleton. (FSL-15)(BWP-17)
Q.70: What is difference between axial skeleton and appendicular skeleton? (SRG-14)(GJR-17)(MLT-17)(DGK-17)
Q.71: Write the structural composition of synovial joints. (LHR-14)(FSL-21)
Q.72: What is synovial joint? Write the names of its two types (GJR-22)(SRG-19)(DGK-19)
Q.73: What are cartilaginous joints? Give one example. (MLT-21)
Q.74: What are fibrous joints? Give one example. (AJK-19)
Q.75: Differentiate between cartilaginous joints and synovial joints. (GJR-22)
Q.76: Differentiate hinge joint and ball and socket joint with the help of example. (LHR-22)(MLT-21)
Q.77: Differentiate between immovable and slightly moveable joints.
Q.78: Explain hinge joint in detail. (DGK-21)
Q.79: Define joint and give name on the basis of structure.
DEFORMITIES OF SKELETON
Q.80: What is Sciatica and its causes? (LHR-16) (FSL-22)(DGK-19)(RWP-21)
Q.81: Define Rickets. Write its cause and cure. (GJR-14)(DGK-14,18)(LHR-15)(BWP-15)(RWP-16,19)(MLT-18)(SWL-18)
Q.82: What is arthritis? (LHR-22)
Q.83: What is osteoporosis? How is it treated? (LHR-22)(MLT-21)(FSL-19)
Q.84: What is cleft palate and osteoarthritis? (GJR-14)(FSL-21)(BWP-19)
Q.85: Give hormonal causes of deformity of skeleton. (FSL-15)(MLT-16)
Q.86: What is meant by disc slip? Or what is herniation of the disc? (MLT-17,19)(DGK-14,22)
Q.87: How genetic deformities of skeleton occur in humans? (RWP-17)
Q.88: Differentiate between microcephaly and osteoarthritis. (MLT-17)
Q.89: Define spondylosis. (AJK-17)(SWL-22)
REPAIR OF BROKEN BONES
Q.90: How callus is formed? (LHR-14,19)
Q.91: Explain briefly hematoma formation. (LHR-16)(SRG-21)(GJR-21)(DGK-21)(BWP-14,21)
Q.92: Which type of cells associated with bones? (AJK-21)
MUSCLES
Q.93: Differentiate between troponin and tropomyosin. (LHR-21)
Q.94: Give the composition of filaments of skeletal muscles. (DGK-21)
Q.95: Give the composition of thin filaments of skeletal muscle in detail. (BWP-21)
Q.96: What are source of energy for muscles contraction? (LHR-14)
Q.97: What is muscle fatigue? How is it produced? (MLT-15,19)(BWP-16)(SWL-18)
Q.98: What is cramp? Write its causes. (GJR-19)(DGK-22)(SWL-19)
Q.99: How exercise effects muscles? (MLT-19)
Q.100: What is the cause of muscle fatigue? (MLT-15)(BWP-16)(SWL-18)(GJR-22)
Q.101: What is all or none principle? (BWP-15)(RWP-18)(MLT-18)(SRG-15,22)(DGK-22)
Q.102: What is Rigor Mortis? Give its cause. (DGK-14)(MLT-15)(LHR-17)(SWL-18)(BWP-19)
Q.103: What are characteristics of smooth muscles? (BWP-14)(SRG-18)
Q.104: Write down the difference between tetany and tetanus. (SWL-14)(DGK-15)(LHR-18)
Q.105: What is antagonistic action of muscles? (GJR-14)(FSL-14)
Q.106: Differentiate between tendons and ligaments. (MLT-15,19)(SWL-15)(RWP-15)(GJR-16)(LHR-17,18)(DGK-22,21)(BWP-21)
Q.107: What is ligament? (FSL-21)
Q.108: What is T-System? (DGK-15)
Q.109: What are Flexors? Give their examples. (DGK-17)
Q.110: What is effect of exercise on muscles? (FSL-17)(SRG-17)(DGK-17)
Q.111: Write few lines about cardiac muscles. (FSL-17)
Q.112: Differentiate between effective and recovery stroke. (DGK-15)(LHR-16,19)
Q.113: Differentiate between active flight and passive flight. (AJK-16)(FSL-19)(DGK-19)
Q.114: Give two adaptations in fish for swimming. (SWL-14)
Q.115: What are aerofoils? (BWP-14)
Q.116: Differentiate between plantigrade and unguligrade animals. (DGK-14)(LHR-17)
Q.117: Give classification of vertebral column. (GJR-16)
Q.118: What is jet propulsion? Give one example. (GJR-16)(LHR-19)(AJK-22)
Q.119: Define antagonistic movement of muscles. (LHR-18)(FSL-22)
Q.120: Elaborate locomotion in star fish. (GJR-18)
Q.121: Differentiate between plantigrade and digitigrades mammals. (GJR-18)
Q.122: How does shape of wings affect the type of flight in birds? (MLT-21)
Q.123: What are the two adaptations that help them to flight? (SRG-19)
Q.124: How locomotion takes place in jelly fish? (GJR-18)
Q.125: Discuss locomotion in mammals. (SWL-22)
Q.126: What is active flight? (BWP-18)
Q.127: Define unguligrades. Write its two examples. (RWP-19)
LONG QUESTIONS
Q.01: Describe the significance of secondary growth. (LHR-15)(SRG-15)(DGK-16)
Q.02: Explain the types of growth in plants due to which diameter of their stem increases. (GJR-22)
Q.03: Compare parenchyma cells with collenchyma cells. (LHR-22)(LHR-21)(GJR-21)
Q.04: What are growth movements? Give its types. (BWP-16)
Q.05: Write note on autonomic movements. (AJK-16)
Q.06: Give an account of paratonic Movements in plants. Describe nastic movements in plants. (MLT-19)
Q.07: Give an account of paratonic Movements in plants. (LHR-14)
Q.08: Explain tropic Movements in plants. (LHR-14)(FSL-15)
Q.09: What are turgor moments? Describe their types. (SWL-19)(FSL-21)
Q.10: Describe nastic movements in plants. (RWP-17)
Q.11: Write a note on human skeletal system. (GJR-21)
Q.12: What is endoskeleton? Describe bone and cartilage. (LHR-16)
Q.13: How is support provided to those animals which lack hard skeleton? Explain your answer with two examples. (FSL-22)
Q.14: Explain major functions of skeletal system in maintenance of human life. (LHR-22)
Q.15: Write a note on exoskeleton. How arthropods overcome its draw back? (GJR-15)
Q.16: Explain the significance of Hydrostatic skeleton in animals having no hard parts such as bones. (SRG-22)
Q.17: Compare the hydrostatic skeleton with reference to the functions of skeletal system by giving two examples. (AJK-22)
Q.18: Write down the process of ecdysis in Arthropods. (DGK-17)(FSL-21)
Q.19: What are skeletal Muscles? Discuss their structure in detail. (SWL-21)(DGK-18,21)(GJR-14,16)(FSL-14)(BWP-15)(MLT-17)
Q.20: List the major parts of skeletal muscle fiber and write the function of each part. (BWP-22)
Q.21: What are the main differences between exoskeleton and endoskeleton? Explain. (MLT-17)
Q.22: What are components of endoskeleton? Give their general characteristics. (AJK-17)
Q.23: Write note on human appendicular skeleton. (LHR-16)(SRG-16)(AJK-19)
Q.24: Explain bones of human skull with diagram. (MLT-14)(DGK-15)
Q.25: Give the account of bones of skull (cranium & Facial? (SRG-21)
Q.26: What are joints? Explain their types. (DGK-14,14,21)(RWP-14)(SWL-14,17)(MLT-16,19)(LHR-17)(BWP-19)( SRG -17)
Q.27: Justify the division of joints on the basis of their structure. (FSL-22)(BWP-21)
Q.28: What is bone fracture? Explain their types. (DGK-15,18)
Q.29: How In human skeleton deformed by trauma? Justify your answer using special reference of disc slip. (SWL-22)
Q.30: Give a detailed note on sliding filament Mode of muscle contraction. (SRG-14)(LHR-15,19,19)(GJR-15)(FSL-16)(RWP-16,21)
Q.31: Describe ultra structure of Myofilaments of Skeletal Muscle. (MLT-15)(GJR-22)
Q.32: Describe the Locomotion in Jelly Fish and Cockroach. (SRG -15)
Q.33: Describe the Locomotion in air. (DGK-14)(GJR-18)
Q.34: Describe the Locomotion in Jelly Fish and mammals. (RWP-17)
Q.35: Discuss arrangement of vertebrae in vertebral column. Also describe rib cage. (LHR-18)
Q.36: What is the sliding filament model of muscle contraction? What does it explain? (RWP-16,19)(LHR-18)
Q.37: Describe paratonic movements in plants. Discuss its various types. (FSL-18,19)
Q.38: Demonstrate the antagonistic working of hinge joint of elbow. (RWP-22)
Q.39: Define antagonism. Discuss the phenomena with the example of elbow joint. (AJK-21)(GJR-19)
Q.40: Describe Exoskeleton in arthropods. Write its advantages and disadvantages. (MLT-18)
Q.41: Describe locomotion in paramecium. (SWL-18)(SRG-19)
Q.42: Describe the Repair Process of Simple fracture of bone. (BWP-18)(DGK-19)(RWP-19)(MLT-21)
Q.43: Write the four steps involved in repair of bone. (LHR-21)
Q.44: Write a note on Disc Slip and sciatica. (AJK-18)(MLT-21)
Q.45: Compare the locomotion in amphibians with locomotion in reptiles. (FSL-22)
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