As compared to inhaled air, the exhaled air contains more of
a. Water vapour
b. Oxygen
c. Carbondioxide
d. Nitrogen
A and B
A and C
Only C
B and D
The energy of food which we eat is released slowly inside our body by the process called
transpiration
pollination
restoration
respiration
Yeast converts glucose into
starch
alcohol
lactic acid
sugar
Which of the following is not likely to have a much higher breathing rate?
man
dog
sparrow
fish
One of the following does not have gills for breathing. This one is
prawn
crab
whale
Which of the following is not part of the human respiratory system?
lungs
oesophagus
trachea
diaphragm
During exhalation, the rib cage
moves upward and outwards
moves downward and inwards
moves from side to side
does not moves at all
During inhalation, the diaphragm
moves downwards
moves upwards
moves towards left
moves towards right
During respiration in humans, the exchange of gases takes place in
bronchi
alveoli
bronchioles
Which of the following is not a product of aerobic respiration?
carbondioxide
energy
water
