Inspiration or breathing-in is an active process. Which of the following events are related to this process ?
Lifting up of rib cage and contraction of diaphragm.
Lifting up of rib cage and relaxation of diaphragm
Dropping rib cage and relaxation of diaphragm
Dropping rib cage and contraction of diaphragm
Cellular respiration takes place in
Cytoplasm
Nucleus
Chloroplast
Mitochondria
Which of the following is absent in unicellular organisms?
Protoplasm
Separate digestive system
All the above
Total number of ATP formed when one molecule of Glucose is oxidised to CO2 and H2O are
40
38
36
42
Number of carbon atoms in citric acid
2
4
5
6
In one of the following only aerobic respiration is observed
muscles
yeast
tetanus bacteria
germinating seeds
The substance in the inner compartment of Mitochondria is called
Cristae
NADH
FADH2
Matrix
Synthesis of new molecules in a cell requires the following energy.
Mechanical
Electrical
ATP
Heat
The breakdown of pyruvate to give carbon dioxide,water and energy takes place in
During the process of respiration
Enzymes are synthesized
Large number of ATP molecules are utilized
Organic substances are utilized
Fats never participate
