CBSE Class-7 Science: Questions 132 - 138 of 322

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Question number: 132

» Respiration in Organisms » How Do We Breathe? » Organs Involved in Breathing

MCQ▾

Question

Organs involved in breathing are:

Choices

Choice (4) Response

a.

Nose, wind pipe or trachea, bronchi lungs

b.

Nose, Wind pipe, bronchi, lungs

c.

Nose, trachea, bronchi, lungs

d.

Question does not provide sufficient data or is vague

Question number: 133

» Winds, Storms and Cyclones » Air » Air Exerts Pressure

MCQ▾

Question

Air pressure changes from:

Choices

Choice (4) Response

a.

Place to place

b.

Time to time

c.

Both a. and b. are correct

d.

None of the above

Question number: 134

» Soil » Soil Profile » Soil Profile

MCQ▾

Question

A vertical section of soil from the ground surface of the bedrock showing the different layers of soil is called as:

Choices

Choice (4) Response

a.

Weathering

b.

Soil profile

c.

Horizon

d.

None of the above

Question number: 135

» Respiration in Organisms » How Do We Breathe? » Mechanism of Breathing

MCQ▾

Question

In respiration two steps are involved these are:

Choices

Choice (4) Response

a.

Inhalation and exhalation

b.

Breathing and cellular respiration

c.

Aerobic and anaerobic respiration

d.

None of the above

Question number: 136

» Transportation in Animals and Plants » Circulatory System » Heart

MCQ▾

Question

Which chamber of heart receives carbon dioxide rich blood from various body parts?

Choices

Choice (4) Response

a.

Left auricle

b.

Right ventricle

c.

Right auricle

d.

All of the above

Question number: 137

» Transportation in Animals and Plants » Excretion in Animals » Excretory System in Humans

MCQ▾

Question

Excretory organs in human are:

Choices

Choice (4) Response

a.

Sweat glands

b.

Kidneys

c.

Lungs

d.

All a. , b. and c. are correct

Question number: 138

» Winds, Storms and Cyclones » Thunderstorms and Cyclones » Thunderstroms

MCQ▾

Question

Cumulonimbus cloud contains:

Choices

Choice (4) Response

a.

Downdraft

b.

Rain

c.

Updraft

d.

All a. , b. and c. are correct

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