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 is not a product of aerobic respiration?
carbondioxide
alcohol
energy
water
Which of the following had haemoglobin containing blood?
grasshopper
cockroach
goose
wasp
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
During exhalation, the rib cage
moves upward and outwards
moves downward and inwards
moves from side to side
does not moves at all
Yeast converts glucose into
starch
lactic acid
sugar
The normal range of 'breathing rate' per minute of an average adult person at rest is
9-12
15-18
21-24
30-33
During respiration in humans, the exchange of gases takes place in
bronchi
alveoli
bronchioles
