Question Bank | Bio-12, Ch-18

Here is a vast collection of objective and subjective questions in this question bank of biology 12, chapter 18. 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: Reproduction is very important for the survival of:

(a) Species                                   

(b) Individual

(c) Population                              

(d) Both a and b

02: In plants, photoperiod and temperature affect:

(a) Flowering                                

(b) Buds and seed dormancy

(c) Fruit and seed production         

(d) All a,b,c

03: Developing seeds are rich source of:

(a) Auxins                                    

(b) Cytokinin

(c) Gibberellins                            

(d) All a,b,c

04: Common methods of sexual reproduction are:

(a) Tissue culturing                       

(b) Identical twins

(c) Cloning                                   

(d) All a,b,c

05: Photoperiod affects flowering when shoot meristem starts producing:

(a) Floral buds                              

(b) Leaves

(c) Lateral bud                              

(d) b and c

MCQs (Previous Boards Essentials)

Q. Each question has four possible answers. Tick the correct one.

01: Reproduction is necessary for the survival of: (LHR-14)(SRG-15,16)(FSL-15)(RWP-18)(SWL-19)(GJR-21)

(a) Individual                 

(b) Species

(c) Community               

(d) Biome

02: Evolution of pollen tube is parallel to the evolution of: (RWP-17)(DGK-15)

(a) Stem                       

(b) Leaves

(c) Flower                     

(d) Seed

03: Parthenocarpy is sometimes artificially induced in tomato, peppers etc., by adding: (LHR-14,16)(BWP-14)

(a) Abscisic acid            

(b) Cytokinin

(c) Auxin                      

(d) Gibberellins

04: Parthenocarpy is artificially induced by: (LHR-22)(MLT-21)

(a) Cytokinins                

(b) Auxin

(c) Ethene                     

(d) Abscisic Acid

05: Germinating pollen grains a rich source of: (AJK-21)

(a) Ethene                     

(b) Gibberellins

(c) Cytokinins                

(d) Auxins

06: Fruit ripening is due to the production of: (LHR-14)(GJR-14)

(a) Auxins                     

(b) Cytokinin

(c) Gibberellin              

(d) Ethane

07: Which one is parthenogenic fruit? (BWP-18)

(a) Apple                      

(b) Pineapple

(c) Peach                      

(d) Mango

08: The plants which are stimulated to flower by exposure to low temperature are said to have: (FSL-22)

(a) Vernalization            

(b) Parthenocarpy

(c) Parthenogenesis        

(d) Apomixis

09: The special condition of rest, which enables an embryo to survive the long periods is:

(a) Root Dormancy         

(b) Shoot Dormancy

(c) Seed Dormancy        

(d) Plant Dormancy

10: Vehicle for transport of male gamete in land plants is: (LHR-14)(GJR-16)

(a) Water                      

(b) Pollen tube

(c) Pollen grain              

(d) Wind

11: Developing seeds are a rich source of: (MLT-14)(AJK-16)(RWP-18)

(a) Auxin                      

(b) Gibberellins

(c) Cytokinins               

(d) All of these

12: Fruit development without fertilization is: (GRJ-15)(RWP-21)

(a) Dormancy                

(b) Climacteric

(c) Parthenocarpy           

(d) Parthenogenesis

13: Germinating pollen grain is a rich source of: (SRG-17)(LHR-15)

(a) Gibberellins             

(b) Auxin

(c) Cytokinin                 

(d) Ethene

14: Fruit ripening is often accompanied by burst of respiratory activity called: (DGK-15,17)(RWP-17)(SWL-17)(FSL-18)(MLT-18)(GJR-21)

(a) Apomixes                

(b) Climacteric

(c) Photoperiodism         

(d) Endosperm

15: Effect of photoperiodism was first studies in 1920 by: (LHR-16)

(a) Garner                     

(b) Allard

(c) Garner and Allard     

(d) Charles Lyell

16: P660 is quiescent from, is converted to active p 730 by the absorption of: (SWL-16)

(a) Blue light                 

(b) Yellow light

(c) Red light                  

(d) Orange light

17: The light effective in preventing flowering in cocklebur is: (DGK-16)

(a) Blue light                 

(b) Red light

(c) Yellow light             

(d) Far red light

18: The leaf unrolling is promoted by red light in: (RWP-18)

(a) Ten weeks               

(b) Six weeks

(c) Twelve weeks          

(d) Fourteen weeks

19: The light which promotes germination of fern spores: (DGK-16)(SRG-18)

(a) Green                      

(b) White

(c) Blue                        

(d) Red

20: Tobacco plant produces flower in: (GJR-14)

(a) Spring                      

(b) Summer

(c) Autumn                   

(d) Winter

21: An example of long-day plants is: (MLT-18)

(a) Tomato                    

(b) Cabbage

(c) Corn                        

(d) Soyabean

22: The long day plants produce flowers in the presence of photochrome: (FSL-14)

(a) P-660                       

(b) P-770

(c) P-730                       

(d) P-600

23: Which one is the type of asexual reproduction: (LHR-21)

(a) Apomixes                

(b) Vernalization

(c) Fertilization             

(d) Phototropism

24: The temperature more effective for vernalization is: (LHR-15)

(a) 4oC                          

(b) 8oC

(c) 12oC                        

(d) 16oC

25: Photoperiod affects flowering when shoot meristems start producing: (MLT-15)(DGK-18)

(a) Floral buds               

(b) Leaves

(c) Lateral buds              

(d) Branches

26: The plant which is not a day neutral: (FSL-22),19

(a) Tomato                    

(b) Soya bean

(c) Cucumber                

(d) Zae mays

27: All of the following are day neutral plants EXCEPT. (SRG-19)

(a) Pea                          

(b) Wheat

(c) Maize                      

(d) Cotton

28: Example of Day Neutral Plant is: (BWP-19)

(a) Tomato                    

(b) Soybeans

(c) Xanthium                 

(d) Chrysanthemum

29: Identify the day neutral plant. (RWP-17)(FSL-17)

(a) Cabbage                  

(b) Cotton

(c) Tobacco                   

(d) Cocklebur

30: Type of asexual reproduction: (LHR-16)

(a) Fertilization             

(b) Vernalization

(c) Apomixes                

(d) Photoperiodism

31: Development of an egg into Embryo without fertilization is called as: (BWP-16)

(a) Parthenocarpy           

(b) Parthenogenesis

(c) Meiosis                    

(d) Fragmentation

32: The animals that lay shelled eggs to protect the developing are called: (RWP-16)

(a) Oviparous                

(b) Viviparous

(c) Ovoviviparous          

(d) Egg laying mammals

33: Diploid parthenogenesis may occur in: (GJR-17)(MLT-17)(AJK-17)

(a) Aphids                     

(b) Bees

(c) Wasp                       

(d) Honey bee

34: Fertilization is the process which leads to the union of: (SWL-16)

(a) Individuals               

(b) Gametes

(c) Sperms                    

(d) Eggs

35: Union of gametes is called: (SRG-16)

(a) Fertilization             

(b) Gametogenesis

(c) Spermatogenesis       

(d) Oogenesis

36: In honey bee, the males are: (SWL-21)

(a) Haploid                   

(b) Diploid

(c) Triploid                   

(d) polyploid

37: In honey bee, males are haploid and produce sperms by: (DGK-14)(LHR-15)(GJR-18)(AJK-18)

(a) Mitosis                    

(b) Meiosis

(c) Apomixis                 

(d) Parthenogenesis

38: Rapid aging and less resistance to environmental stress and diseases are limitations of: (DGK-15,18)

(a) Parthenocarpy           

(b) Vernalization

(c) Cloning                   

(d) Phototropism

39: The internal fertilization leads to internal development of embryo which given birth to young one, such animals are called:

(a) Oviparous                

(b) Viviparous

(c) Ovoviviparous          

(d) Vivi-oviparous

40: Diploid parthenogenesis may occur in: (RWP-22)

(a) Bees                        

(b) Aphid

(c) Wasp                       

(d) Honey Bee

41: All of the following animals are the haploid parthenogenetic except:

(a) Wasps                      

(b) Aphids

(c) Honey bees              

(d) Ants

42: Haploid males produce sperms by mitosis: (FSL-17)

(a) Hydra                      

(b) Earth worm

(c) Honey bee               

(d) Man

43: Reptiles and birds are: (GJR-17)

(a) Viviparous                

(b) Oviparous

(c) Ovoviviparous          

(d) Marsupial

44: The main duct of human male reproductive system is: (AJK-22)

(a) Urethra                    

(b) Vas deferens

(c) Ureter                      

(d) Seminiferous tubules

45: The hormone responsible for production of sperm cells and male secondary sexual characteristics during puberty is: (BWP-14)(DGK-16)

(a) Progesterone            

(b) Testosterone

(c) Thyroxin                  

(d) Estrogen

46: A fluid is secreted to provide liquid medium protection and nourishment: (GJR-16)

(a) Corpus luteum          

(b) Follicle Era

(c) Sertoli                     

(d) Uterus

47: Second meiotic division is oocytes, until fertilization proceeds as far as: (RWP-14)

(a) Prophase                  

(b) Metaphase

(c) Anaphase                 

(d) Telophase

48: Between the seminiferous tubules are interstitials, which secrete:  (DGK-15,17)(FSL-14)

(a) Estrogen                   

(b) Testosterone

(c) Aldosterone              

(d) Corticosteroids

49: Sperms are formed in: (SWL-14)(SRG-21)

(a) Vas deferens             

(b) Collecting ducts

(c) Epididymis               

(d) Seminiferous tubules

50: Which is a haploid cell? (FSL-21)

(a) Spermatogonia         

(b) Primary spermatocytes

(c) Secondary spermatocytes       

(d) Germinal epithelium

51: Which of these commercially produced hormones promotes malting? (SWL-22)

(a) Spermatogonia         

(b) Primary spermatogonia

(c) Secondary spermatogonia      

(d) Spermatids

52: Fluid secreted by Sertoli cells provides liquid medium, protection and nourishment to: (LHR-15)

(a) Oocyte                    

(b) Sperms

(c) Polar body               

(d) Spermatids

53: The first convoluted part of vas deferens is called: (BWP-17)(LHR-17)

(a) Epididymis               

(b) Penis

(c) Scrotum                   

(d) Sperm

54: Menstrual cycle is called: (RWP-16)

(a) Menopause              

(b) Emotional stress

(c) Malnourishment effect of cycle           

(d) Menstruation

55: The release of ovum from the ovary is called: (DGK-16)(LHR-19)(FSL-19)

(a) Ovulation                

(b) Menstruation

(c) Follicle atresia          

(d) Menace

56: Decrease of FSH and increase of estrogen cause the pituitary gland to secrete: (SRG-15)(AJK-15)RWP-19)

(a) LH                          

(b) LTH

(c) TSH                         

(d) ACTH

57: The follicle cells after release of the egg are modified to form special structure called: (LHR-21)

(a) Follicle atresia          

(b) Corpus luteum

(c) Uterus                     

(d) Placenta

58: Corpus luteum secretes:

(a) FSH                         

(b) Progesterone

(c) LTH                         

(d) LH

59: The hormone that suppresses ovulation is: (DGK-21)

(a) Testosterone             

(b) Oestrogen

(c) Progesterone            

(d) Gastrin

60: The increase of level of estrogen stimulates of secretion of: (MLT-19)

(a) ACTH                      

(b) FSH

(c) Progesterone            

(d) LH

61: The secretion of FSH is inhibited by: (DGK-22)

(a) Estrogen                   

(b) Progesterone

(c) LH                          

(d) ADH

62: Luteinizing hormone in human female induces: (RWP-19)(AJK-19)

(a) Menstruation            

(b) Menopause

(c) Oogenesis                

(d) Ovulation

63: Decrease in ­­­­­­­­_________ level onset the birth.

(a) Estrogen level          

(b) Progesterone level

(c) ACTH                      

(d) Oxytocin

64: Estrogen produced by Ovary inhibits the secretion of: (BWP-21)

(a) FSH                         

(b) LH

(c) ADH                       

(d) ATCH

65: Towards the end of pregnancy, the reduction in progesterone level, stimulates pituitary gland to produce.  (LHR-16)

(a) Oxytocin                 

(b) Oestrogen

(c) Androgen                 

(d) Prolactin

66: Most of the major organs of embryo are formed within the : (DGK-19)

(a) 10 weeks                 

(b) 12 weeks

(c) 14 weeks                 

(d) 16 weeks

67: From beginning of the third month of pregnancy the human embryo is referred to as the: (MLT-16)

(a) Foetus                     

(b) Placenta

(c) Neonate                   

(d) Oxytocin

68: During pregnancy, luteotropic hormone LTH and placental lactogen stimulate Mammary development in preparation for: (GJR-19)

(a) Gestation                 

(b) Translation

(c) Transduction             

(d) Transformation

69: Labour pains are induced by a hormone: (SWL-17)(GJR-16)(SRG-15)(FSL-16)

(a) ACTH                      

(b) Progesterone

(c) Corticosteroid           

(d) Oxytocin

70: Average loss of blood during birth in human female is about: (LHR-14)(AJK-15)(MLT-14)(FSL-16)

(a) 150cm3                    

(b) 250cm3

(c) 350cm3

(d) 450cm3

71: Placental lactogen in human females is secreted by: (MLT-21)

(a) Pituitary gland          

(b) Ovary

(c) Corpus luteum          

(d) Placenta

72: Human embryo remains enclosed in a sac called: (RWP-14)

(a) Placenta                   

(b) Chorionic sac

(c) Amniotic sac            

(d) Egg shell

73: In human female the total generation period is usually about _________. (GJR-15)(SWL-18)(BWP-18,22)(LHR-22)

(a) 280 days                  

(b) 280 weeks

(c) Months                    

(d) 360 days

74: The human embryo is referred to as the fetus, from beginning of: (BWP-15)

(a) 3rd month                 

(b) 3rd week

(c) 6th month                 

(d) 6th week

75: Syphilis is caused by a spirochete named as: (SRG-17)(BWP-16)

(a) Nisseria gonorrhea    

(b) Treponema pallidum

(c) Escherichia coli        

(d) Hypomicrobium

76: Causative agent of Genital Herpes is a: (SRG-14)

(a) Virus                       

(b) Bacteria

(c) Fungi                       

(d) Protozoan

77: In human beings, most of the major organs of Embryo are formed with in the:

(a) Ten weeks               

(b) Six weeks

(c) Twelve weeks          

(d) Fourteen weeks

78: In human how many ova are usually discharged from the ovary at one time? (DGK-16)

(a) 1                             

(b) 2

(c) 6                             

(d) 3

79: The vitamins are essential raw materials for the synthesis of:

(a) Coenzymes              

(b) Activators

(c) Holoenzymes           

(d) Apoenzymes

80: The inner soft wall of the human uterus is called: (GJR-18)

(a) Ectometrium             

(b) Eometrium

(c) Endometrium            

(d) Myometrium

81: Oestrus cycle, a reproductive cycle is found in all females except: (SWL-18)

(a) Cat                          

(b) Cow

(c) Human being           

(d) Lion



Q.01: Define reproduction. What is its significance? (SWL-14)


Q.02: Compare haploid parthenogenesis and diploid parthenogenesis by giving example. (MLT-21)

Q.03: Define diplohaplontic life cycle in plants. (GJR-19)

Q.04: Differentiate between Isomorphic and heteromorphic?

Q.05: Write down the role of pollen tube in evolution. (DGK-21)

Q.06: What is the significance of evolution of pollen tube in spermatophytes? (SWL-21)


Q.07: Define Parthenocarpy with examples. (MLT-14)(GJR-15,18,21)(SRG-15)(FSL-15)(LHR-17)(RWP-18)(SWl-18)(AJK-21)

Q.08: What is Parthenocarpy? How it can be used commercially? (SWL-22)

Q.09: How seedless fruits are formed? (FSL-16)(SRG-21)

Q.10: Define Parthenocarpy. Write down the names of two fruits in which it occurs. (MLT-19)

Q.11: Can we find a fruit without seed? Give examples. (LHR-22)(DGK-22)


Q.12: Define parthenocarpy and seed dormancy. (FSL-21)

Q.13: Define seed dormancy, write its significance. (FSL-18,19)(LHR-14,15,21,21,22)(AJK-17)(DGK-14,17)(SWL-14,21)(GJR-14)


Q.14: Define fruit. (MLT-16)

Q.15: What is fruit set and fruit ripening? (AJK-19)

Q.16: Define fruit set. (MLT-15,16)(RWp-17)(DGK-17)(SRG-21)

Q.17: What is fruit set in plants? Discuss the role of pollen grain in it. (MLT-19)

Q.18: How seeds are formed. (BWP-19)

Q.19: Define climacteric.  (DGK-15)(FSL-22)(MLT-21)(SRG-19)


Q.20: Interpret the effect of photoperiodism as studied by Garner and Allard. (SRG-22)

Q.21: Define photoperiodism.  (SRG-14,15,16,18)(DGK-16)(RWP-16)(BWP-16,18)(AJK-16)

Q.22: How do plants detect light and dark periods? (LHR-22)

Q.23: Define phytochrome. Give their types. (SRG-17)(BWP-17)


Q.24: Define vernalization. Discuss its importance in plants.  (BWP-14,15,16)(DGK-14,14)(SRG-15)(AJK-16)(MLT-17,18)(LHR-18)(RWP-19)

Q.25: Define vernalization. Which parts of plants received its effect? (LHR-19)

Q.26: What is vernalin? How it is produced in plants? (LHR-22)



Q.27: Enlist methods of asexual reproduction. (AJK-16)(SWL-17)

Q.28: What is haploid parthenogenesis? (DGK-14)(LHR-15,16)

Q.29: Define diploid parthenogenesis with example. (BWP-14)(AJK-15)(MLT-18)(SWL-18)(SRG-22)(RWP-21)

Q.30: Differentiate between diploid and Haploid parthenogenesis. (DGK-16)(FSL-17)

Q.31: What are Apomixes?  (LHR-14,18,18)(GJR-14,16)(RWP-14,19)(DGK-15)(SWL-16)(FSL-18)(MLT-21)(SRG-19)


Q.32: Differentiate between tissue culture and cloning. (FSL-14)(SRG-14)(GJR-14,15)(RWP-17)

Q.33: Describe the process of cloning. (FSL-19)

Q.34: Describe the phenomena of cloning and its disadvantages. (BWP-22)

Q.35: Write down the two disadvantages of cloning. (DGK-21)

Q.36: Give some advantages and disadvantages of cloning. (DGK-15)(LHR-17)(GJR-17)

Q.37: Highlight the uses of clone cells for investigating use of pharmaceutical products. (GJR-22)


Q.38: Differentiate between identical twins and fraternal twins. (LHR-14,15)(GJR-14,15,16)(RWP-14,16)(SRG-15,17)(MLT-16,17)(DGK-16)(FSl-17,22)

Q.39: How frontal twins are produced? (SWL-22)(RWP-21)


Q.40: What is the difference between asexual and sexual reproduction. Write any two. (SRG-15)(DGK-16,19)(AJK-21)

Q.41: Give the importance of asexual reproduction. (FSL-15)

Q.42: How external fertilization differs from internal fertilization? (DGK-15)(LHR-18)

Q.43: Differentiate between oviparous and viviparous animals. (FSL-14)(GJR-14,19,22)(MLT-14,17)(AJK-14)(LHR-16,19,21)(RWP-18)(SWL-18)(DGK-22)

Q.44: What is ovoviviparity? Give its example. (FSL-19)



Q.45: Give the function of Sertoli cells. (SWL-14)(BWP-16)

Q.46: Write the functions of sertoli cells and interstitial cells. (LHE-21)

Q.47: What is the location and function of Sertoli in male reproductive cycle in man? (FSL-22)

Q.48: Give the route of the sperms from testes to outside of man. (BWP-21)

Q.49: Describe spermatogenesis the formation of sperms in human males. (MLT-19)

Q.50: How sperms are travelled from testes to outside? (DGK-21)(BWP-21)

Q.51: Write down the name of interstitial hormones. What are its functions? (MLT-19)


Q.52: Differentiate between Oogenesis and Spermatogenesis. (LHR-16)(FSL-16)

Q.53: State ovulation in female. (GJR-16)

Female Reproductive Cycle:

Q.54: What is oestrous cycle? (BWP-22)

Q.55: What is menstrual cycle? 

Q.56: What is the stimulus for ovulation in oestrous cycle? (GJr-22)

Q.57: Define follicle atresia. (AJK-17)(GJR-21)(RWP-19)

Q.58: Which hormone is released at puberty by pituitary gland? Also define follicle atresia. (FSL-22)

Q.59: Differentiate between Lactation and Gestation. (LHR-14)(SRG-14)(RWP-15)

Q.60: What is luteinizing hormone? Write its role. (DGK-14)

Q.61: What is corpus luteum? Give its function. (LHR-17)(MLT-17)(DGK-17)(SRG-18)

Q.62: Define the terms menstruation and menopause. (SRG-16)(BWP-21)(AJK-19)(DGK-21)

Q.63: Differentiate between menstrual and Oestrous cycle.  (LHR-14,16)(RWP-14,16,19)(DGK-14,16,17)(BWP-15)

Q.64: Define menopause. At what age it starts? (AJK-21)

Q.65: What is menopause? At what age is starts? (FSL-14)(SRG-14,15,16)(DGK-14)(AJK-15,18)(RWP-17)(SWl-17)(MLT-19)


Q.66: How implantation differs from gestation? (DGK-18)

Q.67: Define Placenta. Give its Function. (GJR-16)

Q.68: Name the hormones secreted by placenta. (BWP-16)

Q.69: How process of child birth is initiated in human? (RWP-15)

Q.70: Write down the role of fetus during the timing of delivery. (RWP-22)

Q.71: Describe the role of gonadotrophins in human females. (LHR-19)

Q.72: What is the role of oxytocin in labour? (AJK-16)

Q.73: Describe the process of generation of labour pain in human females. (FSL-22)

Q.74: Write down the function of ACTH released from fetal pituitary. (DGK-19)

Q.75: What is after Birth? (MLT-14,18)(RWP-15)(LHR-16)(DGK-16)(FSL-22)


Q.76: Explain test tube babies.  (LHR-14,17)(FSL-14)(BWP-14,17)(SRG-16)(RWP-16,17,19)(GJR-19)

Q.77: What is the mechanism of invitro fertilization? (FSl-21)


Q.78: Define Gonorrhea and AIDS. (LHR-15)(BWP-15,17)

Q.79: Define Gonorrhea. (GJR-21)(BWP-19)

Q.80: What is the cause and effect of syphilis? (BWP-14)(RWP-22)(AJK-19)Q.81: What is Genital Herpes? (MLT-14,19,21)(GJR-16,22)(SWL-17)




Q.01: What is parthenocarpy? How fruit is ripened? (DGK-15)


Q.02: Explain about “Seed Dormancy”. (RWP-14)(GJR-22)(AJK-21)


Q.03: Write a note on “Fruit Set” and “Fruit Ripening “in angiosperms. (BWP-14,18)(LHR-21,22)(MLT-21)(RWP-21)

Q.04: Write notes on: (i) Seed Dormancy (ii) Fruit set and Fruit ripening. (MLT-18)


Q.05: Write a briefly on photoperiodism. (DGK-16)(BWP-16)(SRG-16)(RWP-16)(AJK-16)

Q.06: Explain the role of phytochrome in photoperiodism. (LHR-14)(GJR-15)

Q.07: What are phytochromes? Explain their role in photoperiodism. (RWP-19)



Q.08: Define parthenogenesis. Explain different types of parthenogenesis. (SRG-14,21)(RWP-21)(BWP-22)


Q.09: Describe briefly about “Tissue culturing and cloning”. (DGK-15,17)(SWL-17)(LHR-18)


Q.10: Write a note on identical twins and frontal twins. (LHE-21)(GJR-21)

Q.11: Write a note on identical twins. (FSL-18)


Q.12: Compare the asexual reproduction with sexual reproduction. (LHR-15)(MLT-15)(FSL-16)(AJK-17)(SRG-17)(RWP-19)



Q.13: What do you know about male reproductive system of humans? (MLT-17,21)(FSL-17)(AJK-18,19)(LHR-19)(SWL-21)(BWP-19)


Q.14: What structure are associated with the human female reproductive system? OR Explain female reproductive system with the help of diagram. (DGK-14,17,18,21)(LHR-14,16,17)(SRG-15,19)(GJR-14,18)(MLT-16)(RWP-17)(BWP-21)(AJK-22)


Q.15: Describe human menstrual cycle. (SWL-14,19)(GJR-19)(RWP-22)s

Q.16: Describe the events of menstrual cycle and explain its hormonal regulation. (FSL-22)


Q.17: What are functions of placenta during pregnancy? (RWP-16)(MLT-17)

Q.18: Write a note on birth. (LHR-18)(MLT-19)

Q.19: Discuss the process of birth in human female. (FSL-14,19,22)(BWP-15)(RWP-18)(GJR-21,22)(MLT-19)(SWL-22)


Q.20: Write a note on test tube babies and identical twins. (LHR-16)(FSL-21)


Q.21: Give causes and effects of four sexually transmitted disease (STD). (LHR-14,16,17,22)(GJR-14,17)(MLT-14)(SRG-15)(RWP-17)(BWP-17)Q.22: Give an account of sexually transmitted diseases in man. (FSL-22)(SRG-22)

NOTE: Study and utilize this treasure of questions in your preparations. Also give your opinion in comments to improve this effort. Your verdict will have a meaning for us. Thanks a lot!

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