Biology · Exercise 1 of 3

Biology Biology - Section 1

61 questions
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OverviewExercise at a glance

Subject: General Knowledge
Topic: Biology
Exercise: Biology - Section 1
Questions: 61

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Question 1

Photosynthesis is a process

A reductive and exergonic

B reductive and catabolic

C reductive, endergonic and catabolic

D reductive, endergonic and anabolic

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Question 2

On which of the following plants did Gregor Mendal perform his classical experiment?

A Gram

B Maize

C Pea

D Wheat

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Question 3

Pigmentation of skin is due to

A lymphocytes

B monocytes

C leucocytes

D melanocytes

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Question 4

Norepinephrine increases

A respiration

B urine production

C saliva production

D blood pressure

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Question 5

Night blindness is cause by lack of which vitamin?

A Vitamin A

B Vitamin B

C Vitamin C

D Vitamin D

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Question 6

Monocot root differs from dicot root in having

A open vascular bundles

B scattered vascular bundles

C well developed pith

D radially arranged vascular bundles

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Question 7

Plants developing in dry conditions are

A xerophytes

B mesophytes

C lithophytes

D hydrophytes

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Question 8

Plants growing on sand are called as

A chasmophytes

B oxylophytes

C lithophytes

D psammophytes

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Question 9

Our skin, when exposed to excess sunlight, becomes dark. This is because our skin pigments called

A flavoxanthin

B melanin

C carotene

D Xanthophyll

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Question 10

Ramapithecus and Cro-Magnon man are considered

A ancestors of modern man

B ancestors of monkey

C ancestors of lion

D None of the above

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