Exchange of gases in human respiratory system takes place in
trachea
bronchi
bronchioles
alveoli
The number of phosphate molecules present in ATP is
2
3
4
6
During the process of respiration
Enzymes are synthesized
Large number of ATP molecules are utilized
Organic substances are utilized
Fats never participate
The energy currency of the cell:
ADP
ATP
NADP
RUBP
In one of the following only aerobic respiration is observed
muscles
yeast
tetanus bacteria
germinating seeds
The breakdown of pyruvate to give carbon dioxide,water and energy takes place in
Cytoplasm
Mitochondria
Chloroplast
Nucleus
The substance in the inner compartment of Mitochondria is called
Cristae
NADH
FADH2
Matrix
Which of the following statements are true about respiration.(i)During inhalation,ribs move inward and diaphragm is raised(ii)The gaseous exchange takes place in the alveoli(iii) Haemoglobin has greater affinity for carbon dioxide than oxygen .(iv)Alveoli increase surface area for the exchange of gases .
(i) and (iv)
(ii) and (iii)
(i) and (iii)
(ii) and (iv)
In which of the following life processes is energy liberated?
Photosynthesis
Anabolism
Respiration
Digestion
Oxidative phosphorylation is the formation of
ADP during aerobic respiration
NADP during anaerobic respiration
ATP during aerobic respiration
ATP during the presence of sunlight
