MEDIUM
7th CBSE
IMPORTANT
Earn 100

Anaerobic respiration in our body, muscle cells releases
(a)Alcohol
(b)Glucose
(c)Formic acid
(d)Lactic acid

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Important Questions on Respiration in Organisms
MEDIUM
7th CBSE
IMPORTANT
We get relief from muscle cramps after (A) _____ and (B) _____ .

MEDIUM
7th CBSE
IMPORTANT
During inhalation, the ribs are pushed

MEDIUM
7th CBSE
IMPORTANT
During exhalation, the space in the chest cavity _____.

EASY
7th CBSE
IMPORTANT
In which activity the breathing rate is the fastest?

MEDIUM
7th CBSE
IMPORTANT
The oxygen of the air diffuses out from the thin walls of_____ into blood capillaries.

MEDIUM
7th CBSE
IMPORTANT
As the air passes through the nasal cavity it becomes_____.

MEDIUM
7th CBSE
IMPORTANT
What are the two steps of respiration?

MEDIUM
7th CBSE
IMPORTANT
What is meant by inhalation?
