Respiration in Organisms (CBSE Class-7 Science): Questions 8 - 14 of 17

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 322 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 250.00 or

Question number: 8

» Respiration in Organisms » How Do We Breathe? » Human Respiratory System

MCQ▾

Question

Respiration in human beings involves:

Choices

Choice (4) Response

a.

Body gives out carbon dioxide in exchange of oxygen

b.

Intake of oxygen from the nostrils and sending it to the lungs through the bronchi and trachea

c.

Two steps external respiration and internal respiration

d.

None of the above

Question number: 9

» Respiration in Organisms » Breathing in Other Animals » Cockroach

MCQ▾

Question

Respiratory organ of a cockroach includes:

Choices

Choice (4) Response

a.

Skin

b.

Air tubes or trachea

c.

Lungs

d.

None of the above

Question number: 10

» Respiration in Organisms » Breathing in Other Animals » Fish

MCQ▾

Question

Gills are the respiratory organs of:

Choices

Choice (4) Response

a.

Prawns

b.

Fishes

c.

Muscles

d.

All a. , b. and c. are correct

Question number: 11

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

MCQ▾

Question

How diaphragm and rib cage helps in respiration?

Choices

Choice (4) Response

a.

Diaphragm and ribcage helps in respiration by reducing and increasing the pressure inside the chest cavity

b.

Diaphragm and ribcage helps in respiration by decreasing and increasing the space in the chest cavity

c.

Both a. and b. are correct

d.

None of the above

Question number: 12

» Respiration in Organisms » Breathing » Process of Breathing

MCQ▾

Question

Breathing involves two processes these are:

Choices

Choice (4) Response

a.

Inhalation & Exhalation

b.

Exhalation

c.

Inhalation

d.

None of the above

Question number: 13

» Respiration in Organisms » Breathing in Other Animals » Earthworm

MCQ▾

Question

Cutaneous respiration takes place in:

Choices

Choice (4) Response

a.

Frog

b.

Cockroach

c.

Earthworm

d.

Frog & Earthworm

Question number: 14

» Respiration in Organisms » Respiration » Cellular Respiration

MCQ▾

Question

The process of breakdown of food in the cell with the release of energy is called as:

Choices

Choice (4) Response

a.

Cellular respiration

b.

Anaerobic respiration

c.

Aerobic respiration

d.

None of the above

Sign In