Urogenital System Test 04 Preparation Online

1. Testes in some mammals descend into scrotal sacs for?

A. Regulation of moisture contents

B. Regulation of temperature required for spermatogenesis

C. Regulation of reproductive cycle

D. Getting more nourishment

2. One of the difference in excretory system of frog and rabbit is that?

A. None of these

B. The ureters open directly into urinary bladder and not in cloaca

C. Both (a) & (b)

D. The urinary bladder opens into urethra and not in cloaca

3. The animals showing viviparity include?

A. Bony fishes

B. Turtles

C. Running birds

D. Whales

4. Kidneys of rabbit differ with that of frog in one of the following respects?

A. None of these

B. Having been differentiated into cortex and medulla

C. Having differentiation of cortex, medulla and being formed by metanephros

D. Having been formed by metanephros

5. Parthenogenesis is the condition when?

A. Sperm dies before fertilization

B. Egg undergoes cleavage without fertilization

C. Egg is fertilized by a sperm

D. Egg is fertilized artificially

6. Urinary bladder in frog opens?

A. Independently outside the body through some pore

B. Directly into urethra wherefrom it opens to outside

C. Into genital ducts wherefrom it opens to outside

D. Directly into cloaca

7. Animals giving bieth to young ones are called?

A. Oviparous

B. Viviparous

C. Triploblastic

D. Ovoviparous

8. Which of the following parts in mammalian kidney has pyramidal area?

A. Malpighian body

B. Cortex

C. Medulla

D. Pelvis

9. Malpighian body in the vertebrates is associated with?

A. None of these

B. Absorption of food in the intestine

C. Excretion by kidneys

D. Nerve impulse propagation

10. One of these sets includes exclusively viviparous animals?

A. All of these

B. Dig, cat and goat

C. Monkey, ape and man

D. Elephant, whale and sea-lion

Urogenital System Test 04 Preparation Online

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