NEET Zoology MCQs

Categories: MCQ

Q.1. Which of the following mainly ensures that only one sperm fertilises the egg?

(1) Vitelline membrane

(2) Zona pellucida

(3) Acrosome

(4) Perivitelline lumen

 

Ans. (2) Zona pellucida

 

Q.2. Single axon is found in which type of neuron?

(1) Multipolar neuron

(2) Unipolar neuron

(3) Bipolar neuron

(4) All of these

 

Ans. (4) All of these

 

Q.3. If 40 sperms are formed, how many secondary sperm cells have completed meiosis?

(1) 10

(2) 20

(3) 30

(4) 40

 

Ans. (2) 20

 

Q.4. Arrange the following events in the correct order of their evolutionary origin.

  1. Jawless fish evolved.
  2. Seaweeds evolved.
  3. Origin of invertebrates.
  4. Presence of ichthyosaurs.

 

(1) A → C → D → B

(2) D → A →B → C

(3) A → C → B → D

(4) C → A → B → D

 

Ans. (4) C → A → B → D

 

Q.5. Which hormone acts on genes and directly affects transcription?

(1) FSH

(2) GH

(3) Estrogen

(4) CCK

 

Ans. (3) Estrogen

 

 

Q.6. Select the odd pair with respect to the disease and its symptoms

(1) AIDS - Fever, diarrhoea and weight loss

(2) Herpes - Appearance of dry, scaly lesions

(3) Filariasis - Internal bleeding, anaemia

(4) Amebiasis - Abdominal pain and cramps

 

Ans. (3) Filariasis - Internal bleeding, anaemia

 

Q.7. Statement I: The excretory system in frog consists of a pair of kidneys, ureters, cloaca and urinary bladder.

Statement II: Each kidney of frog is composed of several structural and functional units called ureters or nephrons.

(1) Both Statement I and Statement II are correct.

(2) Statement I is correct but Statement II is incorrect.

(3) Statement I is incorrect but Statement II is correct.

(4) Both Statement I and Statement II are incorrect.

 

Ans. (1) Both Statement I and Statement II are correct.

 

Q.8. Select the odd one out regarding the accepted grounds for MTP.

(1) Continuation of pregnancy may endanger the life of the pregnant woman.

(2) Continuation of pregnancy will result in serious bodily injury.

(3) There is a substantial risk that the child, if born, will suffer from physical or mental abnormality.

(4) Continuation of pregnancy will result in higher expenditure on medical facilities.

 

Ans. (4) Continuation of pregnancy will result in higher expenditure on medical facilities.

 

Q.9. Select the incorrect match.

(1) Rana - Moist skin and eye lids

(2) Devil fish - Fleshy limbs and radula for shrill voice

(3) Star fish - Water vascular system and external fertilisation

(4) Balanoglossus - Long trunk with collar cells and bichromatic body

Ans. (4) Balanoglossus - Long trunk with collar cells and bichromatic body

 

Q.10. Match List-I with List-II and choose the correct option.

List-I

List-II

(A) Homo erectus

(I) Buried the dead.

(B) Neanderthal

(II) Large brain of 900cc.

(C) Australopithecus

(III) Originated during the ice age.

(D) Homo sapiens

(IV) Hunted with stone weapons

 

      A       B        C         D

(1) II        I         IV       III

(2) II        I         III       IV

(3) IV      III       II         I

(4) I         IV       III       II

 

Ans.   A       B        C         D

    (1) II        I         IV       III

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