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Biology Test

Description: Get Complete study material for Class XI, Class XII CBSE Biology ,PMT Preparation, Engineering Entrance
Number of Questions: 25
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Tags: Class XI Class XII CBSE Biology PMT Preparation Engineering Entrance Human Evolution Origin and Evolution of Man Connective Tissue Nervous System of Humans Human Neural System Skeletal System Epithelial Tissue
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An independent part of the face is not formed by _________ in the Homo sapiens.

  1. pre maxilla

  2. palate

  3. maxillary suture

  4. maxilla


Correct Option: A

Tympanic bone forms large bulla in the

  1. humun

  2. austrapiethicus

  3. Both (1) and (2)

  4. lemur


Correct Option: D

The cranial capacity of human is maximum due to

  1. body weight

  2. brain weight

  3. body and brain weight

  4. None of these


Correct Option: B

Corpus articulated exclusively with radius in

  1. Gorilla

  2. Lemur

  3. Human

  4. All of the above


Correct Option: C

Human hair is erectile due to action of

  1. unstraited pili muscles

  2. striated pili muscles

  3. Both (1) and (2)

  4. None of these


Correct Option: A

Presence of sub cutaneous fat helps in

  1. body contour

  2. body contour in females only

  3. body contour in males only

  4. storing fat


Correct Option: B

Goose pimples are innervated by

  1. cranial nerves

  2. spinal nerves

  3. sympathetic nervous system

  4. All of the above


Correct Option: C

The mammals which do not have teeth are

  1. whales

  2. flying squirrels

  3. oryctoropus

  4. tachyglossus


Correct Option: D

The sole representative of Hominidae is _____.

  1. heleinthis

  2. human

  3. herbaria

  4. anthropolis


Correct Option: B

Patagium is an organ in flying mammals which is synonymous to

  1. flippers

  2. parachute

  3. wings

  4. fins


Correct Option: B

The pelvis of humans is remarkable because of

  1. deep concavity

  2. breadth

  3. expanded ileum

  4. All of the above


Correct Option: D

Tooth in mammals develops from the

  1. endoderm

  2. ectoderm

  3. memoderm

  4. All of the above


Correct Option: B

Incisors and other teeth continue to grow throughout the life in

  1. cows and horses

  2. horses and elephants

  3. elephants and rats

  4. rats and dogs


Correct Option: C

Triple rooted premaxillary teeth are found in

  1. homonidae

  2. careenoid

  3. anthropoid

  4. in all the above


Correct Option: C

Prominent oral structures are derived from

  1. pharynx

  2. larynx

  3. gill pouch

  4. All of the above


Correct Option: C

The thyroid and parathyroid glands are derivatives of

  1. pharyngeal pouch

  2. oesphageal lining

  3. gills

  4. All of the above


Correct Option: A

Epiglottis is a part of

  1. pharynx

  2. larynx

  3. glottis

  4. None of these


Correct Option: B

Ruminants masticate stomach content more leisurely by

  1. Peristalsis

  2. Retroperistalsis

  3. Both (1) and (2)

  4. None of the above


Correct Option: B

Absorption of fluid food in ruminants occurs in

  1. reticulum

  2. rumen

  3. omasum

  4. abomassum


Correct Option: B

Principal absorptive organ in a horse is

  1. colon

  2. rumen

  3. caecum

  4. All of the above


Correct Option: A

There are no canines and no lower incisors in

  1. marsupials

  2. horses

  3. elephants

  4. All of the above


Correct Option: C

During swallowing the nasopharynx is closed off by

  1. soft and hard palate

  2. uvula

  3. hard palate and uvula

  4. uvula and soft palate


Correct Option: D

The breakdown of enzyme resistant cellulose in sheep, is done by

  1. aerobic bacteria

  2. protozoa

  3. Both (1) and (2)

  4. None of these


Correct Option: B

The only truly flying mammals are

  1. archeoteryx

  2. ptero

  3. bats

  4. None of these


Correct Option: C

Dolphins have

  1. homodont and indefinite teeth

  2. hetrodont and definite teeth

  3. homodont and definite teeth

  4. hetrodont and indefinite teeth


Correct Option: A
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