During inhalation, the diaphragm
moves downwards
moves upwards
moves towards left
moves towards right
Which of the following is not part of the human respiratory system?
lungs
oesophagus
trachea
diaphragm
Which of the following does not have lungs for breathing?
lizard
frog
fish
fox
Which of the following animals breathe through their skin?
Fish
Frog
Snake
Earthworm
Which of the following are not the products of anarobic respiration in muscles?
a. Carbondioxide
b. Energy
c. Alcohol
d. Lactic acid
A and B
B and C
A and C
B and D
In cockroaches, air enters the body through
gills
spiracles
skin
One of the following is not produced during the anaerobic respiration in yeast. This is one is
carbondioxide
energy
lactic acid
alcohol
One of the following does not have gills for breathing. This one is
prawn
crab
whale
During exhalation, the rib cage
moves upward and outwards
moves downward and inwards
moves from side to side
does not moves at all
The normal range of 'breathing rate' per minute of an average adult person at rest is
9-12
15-18
21-24
30-33
