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Biology 10th Class English Medium Online Test MCQs With Answers

Question # 1

The populations that live in a habitat and interact with one another are collectively called.

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Biosphere

Ecosystem

Community

species

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Question # 2

Cytocine always pairs with:

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Guanine

Adenine

Uracil

Thymine

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Question # 3

It plays important role in keeping body temperature constant:

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kidney

skin

liver

lungs

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Question # 4

An example of endoparasite :

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Mosquitoes

Leech

Lice

Plasmodium

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Question # 5

Dengue fever is an infection of.

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Algal

Viral

Fungal

Bacterial

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Question # 6

Most of the gaseous exchange in a leaf occurs through.

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Stomata

General surface

Cuticle

lenticels

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Question # 7

Which form of nitrogen is taken by the producers of the ecosystem?

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Nitrogen gas

Ammonia

Nitrates

Nitrites

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Question # 8

___________ carry nerve impulse away from cell body.

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Dentrites

Axons

Dendrone

Nerve fibre

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Question # 9

A cough, mild wheezing, fever chills and shortness of breath are symptoms of:

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Emphysema

Pneumonia

Bronchitis

Asthma

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Question # 10

Urine is temporarily stored in which of these until it is released from body.

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Kidney

Ureter

Urinary bladder

Urethra

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Question # 11

The conversion of ammonia to nitrates is carried out by soil bacteria. This process is called.

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Nitrification

Denitrification

Nitrogen fixation

Assimilation

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Question # 12

Lobe concerned with hearing and smelling is:

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Frontal

Parietal

Occipital

Temporal

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Question # 13

Which of the following is called voice box?

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Trachea

Larynx

Bronchi

Alveoli

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