13. Respiration In Plants

Question 1

Electrons from complex 3 of respiratory ETS is transferred to complex 4 by
1) UQ
2) UQH 2
3) Cyt C
4) cyt C1

Answer 1

Ans cytochrome C 3)

Question 2

The conversion of pyruvic acid into ethyl alcohol is mediated by
1) phosphatase
2) dehydrogenase only
3) decarboxylase and dehydrogenase
4) catalase

Answer 2

3) decarboxylase and dehydrogenase

Question 3

The pathway of respiration common in all living organism is _______ and it occurs in ________

Answer 3

EMP pathway
Cytoplasm

Question 4

Fats provide more energy than carbohydrates because

Answer 4

Fats contain higher percentage of carbon and hydrogen and lower percentage of oxygen than carbohydrates

Question 5

The element involved in the metabolism of urea is mainly
1)nickel
2) chlorine
3) molybdenum
4) boron

Answer 5

1) Nickel