Animal Kingdom MCQ Question with Answer

Animal Kingdom MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

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Question No : 36
Which of the following characteristics is correct for reptilia?

Body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.

Body is covered with moist skin and is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca.

Fresh water animals with bony endoskeleton and airbladder regulate buoyancy.

Marine animals with cartilaginous endoskeleton and body is covered with placoid scales.

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Question No : 37
Which of the following statements is incorrect ?

Prawn has two pairs of antennae.

Nematocysts are characteristic feature of the phylum cnidaria.

Millipedes have two pairs of appendages in each segment of the body.

Animals that belong to phylum porifera are exclusively marine.

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Question No : 38
Which of the following statement(s) is/are correct regarding class aves?
(i) The forelimbs are modified into wings and the hindlimbs generally have scales and are modified for walking, swimming or clasping the tree branches.
(ii) Heart is completely four-chambered.
(iii) They are warm- blooded (homoiothermous) animals i.e., they are able to maintain a constant body temperature.
(iv) They are oviparous and development is direct.

Both (i) and (iii)

Both (i) and (iv)

(i), (ii) and (iii)

All of these

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Question No : 39
Which one of the following categories of animals is correctly described with no single exception in it?

In chondrichthyes notochord is persistent throughout life.

All mammals are viviparous and possess diaphragm for breathing.

All sponges are marine.

All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal).

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Question No : 40
Which of the following is an incorrect statement regarding flatworms ?

They are acoelomates.

They are bilaterally symmetrical.

They lack a digestive system.

They have a circulatory system.

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Question No : 41
Which of the following is not a characteristic of phylum echinodermata ?

They have a water vascular system.

They have an internal skeleton.

They are protostomes.

They have bilateral symmetry at larval stage.

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Question No : 42
Which of the follwoing statement(s) is/are correct?
(i) Organ systems in different group of animals show various patterns of complexities.
(ii) The digestive system in platyhelminthes has only a single opening to the outside of the body that serve as both mouth and anus, and is hence called complete.
(iii) In open type of circulatory system, the blood is pumped out of the heart and the cells and tissues are directly bathed in it.
(iv) In closed type, the blood is circulated through a series of vessels of varying diameters (arteries, veins and capillaries).

Only (i)

Both (ii) and (iii)

(i), (iii) and (iv)

All of these

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