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Respiration in Organisms

Total questions: 12

Worksheet time: 2mins

Name
Class
Date
1.

Name the type of respiration which causes muscle cramps.

a)

Aerobic respiration

b)

Anaerobic respiration

c)

Both (a) and (b)

d)

None of these

2.

Name the term which means ‘taking in of air rich in oxygen into the body’.

a)

Exhalation

b)

Inhalation

c)

Respiration

d)

Breathing

3.

Yeast are used to make?

a)

curd

b)

wine and beer

c)

bakery items

d)

both (b) and (c)

4.

Anaerobic respiration is also known as

a)

Photosynthesis

b)

Aerobic

c)

Fermentation

d)

None of the above

5.

Organism which respires in the absences of oxygen is called a/an

a)

microbe

b)

anaerobe

c)

aerobic

d)

none of these

6.

In the cells, oxygen is used to break down glucose into

a)

carbon dioxide, water and energy

b)

fats

c)

alcohol, carbon dioxide and energy

d)

lactic acid, water and energy

7.

During inhalation, the diaphragm

a)

Moves downward

b)

Moves upward

c)

Moves towards left

d)

Moves towards right

8.

Sometimes when we do heavy exercise, anaerobic respiration takes place in our muscle cells. What is produced during this process?

a)

alcohol and lactic acid

b)

alcohol and CO2

c)

lactic acid and CO2

d)

lactic acid only

9.

Which are the gases involved in breathing?

a)

(a) O2 and NO2

b)

(b) O2 and SO2

c)

(c) O2 and O3

d)

(d) O2 and CO2

10.

During heavy excercise, we get cramps in the legs due to the accumulation of

a)

Carbon dioxide.

b)

Lactic acid

c)

Water

d)

Alcohol

11.

Which is not a part of human respiratory system?

a)

Lungs

b)

Oesophagus

c)

Trachea

d)

Diaphragm

12.

Diaphragm present in mammals is

a)

Membrane between external and middle ear

b)

Membrane around the brain

c)

Partition between the thoracic and abdominal cavities

d)

Membrane around lungs