MEDIUM
7th CBSE
IMPORTANT
Earn 100

Give composition of inhaled and exhaled air. Why does their composition differ?

Important Questions on Respiration in Animals and Plants

MEDIUM
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q D
Why should one always breathe through nose?
MEDIUM
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q D
Why do plants not release carbon dioxide during daytime?
HARD
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q E
Give differences between aerobic and anaerobic respiration.
HARD
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q E

Yeast produces ethyl alcohol as the end product of respiration.

(a) What type of respiration is it?
(b) What are the industrial uses of yeast?

HARD
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q E
Describe mechanism of breathing in human beings.
HARD
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q E
Explain how plant cells obtain oxygen for respiration.
MEDIUM
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q E
Look at the given diagram and label the parts 1 – 4.
Question Image
MEDIUM
7th CBSE
IMPORTANT
Science Booster>Chapter 11 - Respiration in Animals and Plants>PRACTICE TIME>Q E

Look at the given diagram and name the part where the exchange of gases takes place.
Question Image