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WorksheetsRespiration in organisms
Total questions: 13
Worksheet time: 6mins
Breathing is a process that
(i) provides O2 to the body.
(ii) breaks down food to release energy.
(iii) helps the body to get rid of CO2
(iv) produces water in the cells.
Which of the following gives the correct
1 and 3
1 and 4
1 and 2
No one
Which are the gases involved in breathing?
(a) O2 and NO2
(b) O2 and SO2
(c) O2 and O3
(d) O2 and CO2
A
B
C
D
Name the organ of the body in which the blood is oxygenated.
Liver
Lungs
Heart
After heavy exercise, due to the accumulation of which substance we get muscle cramps ?
(a) Malaic acid
(b) Fumaric acid
(c) Lipoic acid
(d) Lactic acid
A
B
C
D
Yeasts are used in
Wine
Bears
A and b both
Bakery
the following figure of respiratory system organs labelled by 1 and 2 are respectively:
Tracheae, Lungs
(b
(b) Lungs, Tracheae
Nasal cavity, Lungs
Breathing rate in human beings in normal condition is
(a) 12-15 times in a minute
(b) 15-18 times in a minute
(c) 18-22 times in a minute
A
B
C
The percentage of carbon dioxide is higher in exhaled air in comparison to inhaled air.
True
False
Types of respiration
2
4
1
5
Find odd one out
Sleeping
Runing
Dancing
Fish breath through
Lungs
Gills
Skin
Plant release
O2
Co2
Nitrogen
Example of anaerobic resepiration
Yeast
Butter
Both
