MEDIUM
7th CBSE
IMPORTANT
Earn 100

How does Amoeba acquire oxygen from its surroundings?

Important Questions on Respiration in Organisms

EASY
7th CBSE
IMPORTANT
Why do farmers turn the soil in their fields?
MEDIUM
7th CBSE
IMPORTANT
Explain the mechanism of breathing in human beings.
MEDIUM
7th CBSE
IMPORTANT
Look at the picture given below and answer the question that follow:
Question Image
What could be the aim of the experiment?
EASY
7th CBSE
IMPORTANT
Look at the picture given below and answer the question that follow:
Question Image
Why do you think germinating seeds are being used in the experiment?
EASY
7th CBSE
IMPORTANT
Look at the picture given below and answer the question that follow:
Question Image
Why has lime water in the test tube turned milky?
HARD
7th CBSE
IMPORTANT
Explain the process of exchange of gases in insects. Draw a diagram in support of your answer.
MEDIUM
7th CBSE
IMPORTANT
Justify the statement that the composition of inhaled and exhaled air is not the same.
EASY
7th CBSE
IMPORTANT
Differentiate between the following pairs:
Aerobic and anaerobic respiration