Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

1.

The enzyme, which combines with non-protein part to form a functional enzyme known as :

  • co-enzyme

  • holoenzyme

  • apoenzyme

  • prosthetic group


2.

Which of the following enzyme digest protein in stomach?

  • Trypsin

  • Pepsin

  • Crepsin

  • None of these


3.

Passive food ingestion in Amoeba is known as :

  • import

  • invagination

  • circumfluence

  • circumvallation


4.

The slime moulds are characterized by the presence of :

  • elaters

  • pseudoelaters

  • capillitium

  • capitulum


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5.

Ecdysone is secreted from:

  • insecta

  • trematoda

  • nematoda

  • polycheta


6.

Haemocoel is found in :

  • Hydra and Aurelia

  • Taenia and Ascaris

  • cockroach and Pila

  • Balanoglossus and Herdmania


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7.

The group of anamniota includes:

  • reptiles and birds

  • birds and mammals

  • fishes and amphibians

  • reptiles, and mammals


C.

fishes and amphibians

Anamniote are an informal group comprising the fishes and the amphibians. Amnion is an extraembryonic membrane that surrounds an embryo in reptiles, birds and mammals. Anamniotes are vertebrate animals as they lack amnion membrane e.g., fishes and amphibians.


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8.

The excretory material of bony fish is:

  • urea

  • protein

  • ammonia

  • amino acid


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9.

Different colours of frog skin are controlled by:

  • hormones

  • melanocytes

  • nervous system

  • both 'a' and 'c'


10.

Blastula of frog has :

  • blastopore

  • blastocoel

  • arahenteron

  • gastropore


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