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Current Affairs January 2024

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4

Which of the following statements regarding Aves is false

A. Heart is four-chambered consisting of the auricles and two ventricles

B. Hind-limbs are modified as wings

C. Mouth is replaced by beak

D. Aves are warm blooded

Correct Answer :

B. Hind-limbs are modified as wings


Related Questions

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4

Penguin is found only in

A. Asia

B. Africa

C. America

D. Antarctica

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4

The scientific study of birds is called

A. Serpentology

B. Entomology

C. Ornithology

D. Dendrology

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4

The largest living bird is

A. ostrich

B. albatros

C. penguin

D. elephant bird

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4

The bird which lays eggs on rock or ice is

A. swan

B. falcon

C. penguin

D. eagle

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4

Which one of the brids is viviparous

A. Ostrich

B. Penguin

C. Emu

D. Albatros

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4

Kiwi is the national bird of

A. New Zealand

B. India

C. Japan

D. Australia

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4

The power of young birds to return to their parents is

A. instinct

B. instinct and intuition

C. instinct and intelligence

D. both and

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4

In grainivorous birds, the beak is

A. sharp massive, deeply hooked

B. stout and acute

C. chisel sfiaped

D. long, strong and pointed

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4

Which large, powerful muscles depress the wings

A. Pectoralis major

B. Pectoralis minor

C. Intrinsic muscle

D. None of these

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4

The whitish part of excreta of birds is

A. faecal matter

B. nitrogenous wastes

C. excess salt

D. both and

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4

Syrinx in birds is situated in

A. middle of the trachea

B. at the base of trachea where it divides into bronchi

C. base of tongue

D. none of these

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4

Sound box or voice box in birds is known as

A. larynx

B. syrinx

C. synsacrum

D. pygostyle

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4

Which bird is a nest parasite

A. Crow

B. Koel

C. Peacock

D. Ostrich

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4

Gizzard, the modified part of stomach in birds, is better developed in

A. grain-eating birds

B. meat-eating birds

C. fruit-eating birds

D. insect-eating birds

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4

Pendent nests are built by

A. crow, sun-bird, flower pecker

B. myna, peacock, parrot

C. weaver bird, sun-bird, flower pecker

D. all of these

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4

The type of feet in a vulture is

A. csursorial

B. perching

C. wading

D. raptorial

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4

Feathers of birds originate from embryonic

A. ectoderm

B. mesoderm

C. endoderm

D. skin

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4

The vertebrae of birds are characteristically

A. heterocoelous

B. acoelous

C. opisthocoelous

D. amphicoelous

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4

Hind feet of most modem birds have

A. three toes

B. four toes

C. five toes

D. any of these

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4

A bony projection of the sternum of birds to which the powerful pectoral muscles are attached for flight is

A. bill

B. pecten

C. keel

D. filoplume

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4

Which bird can fly backwards

A. Albatros

B. Hummingbird

C. Elephant bird

D. Penguin

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4

The scientific name of peacock is

A. Pavo cristatus

B. Gallus gallus

C. Columbia livia

D. None of these

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4

Birds have

A. sharp eyesight

B. keen smelling power

C. both and

D. sharp eyesight and poor smelling power

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4

The migration in birds is initiated by

A. day light effecting the endocrine glands

B. search for food

C. search for shelter

D. purpose of breeding

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4

Where are quill feathers found on a bird

A. Tail only

B. Wings only

C. both and

D. beneath the contour feathers.

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4

National bird of India is

A. parrot

B. peacock

C. kiwi

D. pigeon

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4

King fisher is a bird in which the feet are

A. perching type

B. wading type

C. raptorial type

D. running type

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4

Which of the following feathers is hairlike with a very long shaft bearing few barbs at the distal end

A. Quill

B. Filoplume

C. Down feather

D. All of these

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4

The skull of birds is

A. monocondylic

B. dicondylic

C. amphicondylie

D. none of these

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4

A bat is

A. a mammal

B. a reptile

C. abrid

D. none of these