Respiration in plants

Question 1

from 1 mole of glucose to how many PGAL?

Answer 1

2 mole of 3-PGAL

Question 2

From one mole of glucose to how many pyruvic acid?

Answer 2

2 Pyruvic acid

Question 3

From 1 glucose to 2 mole of PGAL how many ATP consumed?

Answer 3

2 ATP consumed

Question 4

From to 2 mole 3-PGAL how many ATP and NADH2

Answer 4

4ATP produced (SLP)
2NADH2 produced (OP)

Question 5

1NADH2 to how many ATP?

Answer 5

2ATP if GP

3ATP if MA

Question 6

Net gain of ATP in aerobic respiration

Answer 6

4-2 = 2ATP gained

Question 7

From 2PGAL to pyruvic acid how many ATP produced via SLP?

Answer 7

4ATP produced via SLP

Question 8

From 2PGAL to pyruvic acid how many ATP produced via OP?

Answer 8

4 to 6 ATP

Question 9

Number of ATP produced by complete oxidation of 1mole glucose in glycolysis step

Answer 9

via SLP= 4 ATP

via OP = 4 or 6 ATP

Question 10

number of ATP produced by partial breakdown of 1mole glucose in glycolysis step

Answer 10

via SLP = 4 ATP

via OP = 0

Question 11

net gain of ATP during glycolysis step of complete oxidation of one mole glucose

Answer 11

6 or 8 ATP

Question 12

Net gain of ATP during glycolysis step of incomplete oxidation of 1mole of glucose

Answer 12

2ATP

Question 13

number of ATP produced by complete oxidation of one mole PGAL during glycolysis step

Answer 13

4 or 5 ATP

Question 14

What is the key product of glycolysis?

Answer 14

pyruvic acid

Question 15

where does glycolysis take place?

Answer 15

in the cytoplasm

Question 16

pyruvate dehydrogenase complex include :-

Answer 16

TPP (Thymine Pyro Phosphate)
LA (Lipoic acid)
Mg+2 
NAD+
Co-A

Question 17

what is link reaction?

Answer 17

link reaction is the oxidative decarboxylation of pyruvic acid

Question 18

Calorific value of carbohydrates, fats and proteins

Answer 18

Carbs - 4.1 kcal/g
Fats - 9.65
Proteins - 5.45

Question 19

Physiological value of carbs fats and proteins

Answer 19

carbs - 4
fats - 9
proteins - 4

Question 20

which steps in the glycolysis are irreversible?

Answer 20

1, 3 and 10 are irreversible

Question 21

what is the metabolic date of pyruvate?

Answer 21

1. cellular needs

2. availability of oxygen

Question 22

who is the connecting link between glycolysis and krebs cycle

Answer 22

Acetyl CoA

Question 23

where does the kerb cycle take place?

Answer 23

mitochondrial matrix of eukaryotes and cytoplasm of prokaryotes

Question 24

One turn of kreb cycle has what steps?

Answer 24

4 dehydrogenation (OP)
2 decarboxylation
one SLP

Question 25

who is the first member of krebs cycle

Answer 25

OAA is the first member of krebs cycle

Question 26

all enzymes of the krebs cycle are located inside the mitochondrial matrix except _______ which is present in the _______

Answer 26

succinate dehydrogenase inner membrane of mitochondria

Question 27

which step is SLP in krebs cycle?

Answer 27

7th step

Question 28

which steps are dehydrogenase (OP)

Answer 28

4, 6, 8, 10 8- FADH2

Question 29

ATP equivalent of NADH2 and FADH2

Answer 29

NADH2- 3 ATP FADH2- 2 ATP

Question 30

for complete oxidation of one mole of pyruvic acid ATP produced

Answer 30

4x3 + 1x3 + 1x1 = 15 ATP

Question 31

for complete oxidation of one mole of Acetyl CoA, ATP produced

Answer 31

3x3 + 1x2 + 1x1

Question 32

number of ATP from complete oxidation of one mole of PGAL

Answer 32

19 or 20ATP