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.

 Multiple Choice QuestionsMultiple Choice Questions

1.

In Amoeba hyaline cap is formed by

  • around the food vacuole

  • around the contractile vacuole

  • around the nucleus

  • on pseudopodia


B.

around the contractile vacuole

In Amoeba lobose type of pseudopodia with hyaline caps are present.


2.

Respiration pigment of blood in cockroach is

  • haemozoin

  • haemocyanin

  • haemoglobin

  • absent


D.

absent

Hemolymph is colourless because there are nobloodcells orrespiratory pigment. Thecockroacheslackrespiratory pigment.

Hemocyanin is a protein which carries the oxygen in the arthropods.

Haemozoin is a disposal product formed from the digestion of blood by some blood- feeding parasites.

Haemoglobin is a red protein responsible for transporting oxygen in the blood of vertebrates.


3.

Which of the following is not insect?

  • Spider

  • Grasshopper

  • Fly

  • Bee


A.

Spider

Spider belongs to Class- Arachanida. It has 4 pairs of leg and their body is divisible into cephalothorax and abdomen.

Grasshoppers belong to Sub- order Caelifera. They have powerful hind legs which allow them to escape from threats.

Flies belong to Order- Diptera. They have a pair of functional wings for flight and a pair of vestigial hindwings for balance.

Bees are flying insects. They have their role in pollination.


4.

Golgi body is

  • organ for protein synthesis

  • secretory organ

  • Both (a) and (b)

  • None of the above


B.

secretory organ

Golgi bodies are secretory organ of the cell. In golgi apparatus, protein glycosylation takes place.


5.

Microlecithal eggs are present in

  • Insects

  • Aves

  • Fishes

  • Mammals


D.

Mammals

Microlecithal eggs are found in mammals and these are small sized egg with very small amount of yolk.


6.

Respiration in Ascaris is

  • aerobic respiration

  • anaerobic respiration

  • Both (a) and (b)

  • None of the above


C.

Both (a) and (b)

Respiration inAscaris is both anaerobic and aerobic. It occurs in different conditions.

In the process of anaerobic respiration, glycogen undergoes glycolysis to yield carbon dioxide, fatty acids and energy. The main fatty acids which are produced include valerianic butyric and caproic acids. These are excreted through cuticle and these impart a characteristic smell like that of a canned pineapple.


7.

Jaws present in which of the following?

  • Herdmania

  • Fishes

  • Petromyzon

  • Amphioxus


B.

Fishes

Jaws are present in fishes, for eg,Gnathostoma.


8.

Comb jelly is member of phylum

  • Mollusca

  • Echinodermata

  • Coelenterata

  • Ctenophora


D.

Ctenophora

Comb jelly belongs to Phylum - Ctenophora. It comprise a phylum of invertebrate animals that live in marine waters. They are the largest animals to swim with the help of cilia.


9.

Which tissue covered with calcium phosphate?

  • Bone

  • Muscles

  • Mesenchyma

  • Cartilage


A.

Bone

Bones are covered with calcium phosphate, which provide strength and hardness to them.


10.

Lampbrush chromosomes are present in

  • Drosophilla

  • Ascaris

  • Hydra

  • None of these


D.

None of these

Lampbrush chromosomes are found in the vertebrate oocytes particularly rich in yolk. They are extremely large and brush like in appearence.