Subject

Biology

Class

NEET Class 12

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.
Advertisement

 Multiple Choice QuestionsMultiple Choice Questions

11.

Muscular movements of alimentarey canal are known as

  • peristalsis

  • diastole

  • systole

  • muscles contraction


12.

From acrosome, which secretes

  • hyaluronic acid

  • hyaluronidase

  • TSH

  • fertilizin


13.

Which gland is worked opposite to pressure?

  • Adrenal

  • parathyroid

  • Pineal

  • Thyroid


14.

First heart sound is produced during closure of

  • auriculo-ventricular valves

  • eustachian valve

  • sinus valve

  • seminular valves


Advertisement
15.

In motor neuron the impulse following in which direction?

  • In two direction

  • In one drection

  • In all direction

  • None of the above


16.

Nucleated RBCs are present in which

  • Rabbit

  • Camel and llama

  • Embryo of human

  • Both (a) and (b)


17.

Final excretion in urine of which substance is

  • amino acid

  • urea

  • glucose and glycogen

  • uric acid


18.

Haemoglobin in earthworm is present in

  • RBC

  • protoplasm

  • coelomic fluid

  • plasma


Advertisement
Advertisement

19.

Fertilization in earthworm is

  • cross fertilization

  • combined fertilization

  • self-fertilization

  • All of the above


A.

cross fertilization

Earthworms are hermaphroditic i.e., functional reproductive organs of both sexes occur in the same individual. The eggs of one individual, however, are fertilized by the sperm of another individual, i.e. cross fertilization. During mating two earthworms are bound together by a sticky mucus while each transfers sperm to the other.


Advertisement
20.

The pH of protolasm is

  • 6.0

  • 6.8

  • 7.8

  • 8.2


Advertisement