Free Respiration In Plants (Daily Quiz: 14) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

The connecting link among glycolysis, Kreb's cycle and beta-oxidation of fatty acid is

(a) Acetyl-CoA

(b) Pyruvic acid

(c) Acetaldehyde

(d) Citric acid

Question-2

The energy-releasing metabolic process in which substrate is oxidised without an external electron acceptor is called

(a) aerobic respiration

(b) glycolysis

(c) fermentation

(d) photorespiration

Question-3

Out of 36 ATP molecules produced per glucose molecule during respiration

(a) 2 during glycolysis and 34 during Krebs' cycle

(b) 2 are produced outside glycolysis and 34 during respiratory chain

(c) 2 are produced outside mitochondria and 34 inside mitochondria

(d) all are formed inside mitochondria

Question-4

End products of Krebs cycle from one molecule of glucose is

(a) 2ATP, 8NADH, $2FADH_{2} , CO_{2}$ and $H_{2}O$

(b) 2ATP, 2NADH, $2FADH_{2} , CO_{2}$ and $H_{2}O$

(c) 8ATP, 4NADH, $FADH_{2} , CO_{2}$ and $H_{2}O$

(d) ATP, 4NADH, $FADH_{2} , CO_{2}$ and $H_{2}O$

Question-5

Refer the figure of citric acid cycle and choose the correct combination of labelling (P, Q, R, S and T) the number of carbon compounds in the substrate molecules, involved in the given figure.

(a) (P) 6C, (Q) 5C, (R) 4C, (S) 3C, (T) 2C

(b) (P) 4C, (Q) 6C, (R) 5C, (S) 4C, (T) 4C

(c) (P) 2C, (Q) 5C, (R) 6C, (S) 4C, (T) 4C

(d) (P) 4C, (Q) 6C, (R) 4C, (S) 4C, (T) 5C