Ejaz H. Abbasi

Ejaz H. Abbasi

Solved Exercise, Bio-12, Ch-19

GROWTH & DEVELOPMENT FILL IN THE BLANKS Q.01: Fill in the blanks: (i) The influence of notochordal cells on the ectodermal cells to become nervous system was called _______. (embryonic induction) (ii) _______ is a condition in which individuals have…

Solved Exercise, Bio-12, Ch-18

REPRODUCTION FILL IN THE BLANKS Q.01: Fill in the blanks: (i) Asexual reproduction requires only a single ______ organism. (parent) (ii) Sexual reproduction usually involves ______ parents. (two) (iii) Phytochromes are the special ______ sensitive pigments. (light) (iv) External fertilization…

Solved Exercise, Bio-12, Ch-17

COORDINATION AND CONTROL FILL IN THE BLANKS Q.01: Fill in the blanks: (i) Neurotransmitter molecules bind to the receptors on the _______ membrane at synapse. (post-synaptic) (ii) Excess of _______ hormone is secreted in Addison’s disease. (Melanophore stimulating hormone) (iii)…

Solved Exercise, Bio-12, Ch-16

SUPPORT AND MOVEMENTS FILL IN THE BLANKS Q.01: Fill in the blanks: (i) Each muscle is enclosed by a membrane known as ______. (sarcolemma) (ii) Osteoporosis in caused by the decrease in the level of ______. (estrogen) (iii) The “molting”…

Solved Exercise, Bio-12, Ch-15

HOMEOSTASIS FILL IN THE BLANKS Q.01: Fill in the blanks: (i) ________ is the ability of an organism to regulate its fluid contents. (osmoregulation) (ii) The detoxification of ammonia to _________ requires the precursor of ornithine. (urea) (iii) In kidney,…

Solved Exercise, Bio-11, Ch-14

TRANSPORT FILL IN THE BLANKS Q.01: Fill in the blanks: (i) In the process of facilitated diffusion, the carrier molecules are ________. (proteins) (ii) Pure water has a water potential which is equal to ________. (zero) (iii) The insects which…

Solved Exercise, Bio-11, Ch-13

GASEOUS EXCHANGE FILL IN THE BLANKS Q.01: Each question has five options. Encircle the correct option. (i) ________ is the most abundant protein in the world. (Rubisco) (ii) Haemoglobin is a complex molecule which contains 9512 atoms and _______ amino…

Solved Exercise, Bio-11, Ch-12

NUTRITION FILL IN THE BLANKS Q.01: Fill in the blanks: (i) Plants absorb minerals in their ________ form, as found in the soil. (ionic) (ii) In plants the most common nutrient deficiencies are of _______, ______ and _______. (nitrogen, phosphorus…

Solved Exercise, Bio-11, Ch-11

BIOENERGETICS TRUE/FALSE Q.01: Indicate True or False. (i) Hydroponics are the plants grown in water culture. (FALSE) CORRECT: Hydroponics is a method of growing plants without soil, using water-based nutrient solutions. (ii) Calcium is an essential element for chlorophyll formation.…

Solved Exercise, Bio-11, Ch-10

KINGDOM ANIMALIA FILL IN THE BLANKS Q.01: Fill in the blanks: (i) Protozoans have been placed in a separate kingdom known as ________. (Protoctista) (ii) The sponges do not have any symmetry and are therefore called ________. (asymmetrical) (iii) Between…