Biology Practice Questions Set 3

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Dim-vision in the evening and night results from the deficiency of which one of the following?
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1 point

Vitamin-A

Vitamin-E

Vitamin-B

Vitamin-C

Which one of the following is correct? A concrete wall generally
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1 point

only reflects sound

only absorbs sound

only transmits sound

absorbs and transmits sound

Clove used as a spice is derived from which part of the following plant?
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1 point

Seeds

Fruits

Flower buds

Young leaves

In the human body, Cowper’s glands form a part of which one of the following systems? *

1 point

Digestive system

Endocrine system

Reproductive system

Nervous system

The persons working in textile factories such as carpet weavers are exposed to which of the following occupational diseases?
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1 point

Asbestosis

Asthma and tuberculosis

Silicosis

Siderosis

What do airbags used in the safety of car drivers contain?
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1 point

Sodium bicarbonate

Sodium azide

Sodium nitrite

Sodium peroxide

Which color of heat radiation represents the highest temperature?
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1 point

Blood red

Dark cherry

Salmon

White

Which one among the following kinds of organisms resides in the roots of pulse plants to do nitrogen fixation?
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1 point

Bacteria

Fungi

Protozoa

Virus

Assertion (A): Red blood cells burst when placed in water.
Reason (R): Due to osmosis, water enters into red blood cells.
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1 point

Both A and R are true and R is the correct explanation of A

Both A and R are true, but R is not the correct explanation of A

A is true, but R is false

A is false, but R is true

Which of the following nutrients is not a structural component of the plant?
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1 point

Nitrogen

Calcium

Phosphorus

Potassium

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