Respiration in Plants MCQs and Answers manages cell breath or the component of the breakdown of food materials inside the cell to deliver energy and the catching of this energy for the blend of ATP. The concepts of Glycolysis, Aerobic Respiration, The Respiratory Balance Sheet, Fermentation, Amphibolic Pathway, and Respiratory Quotient are covered in the topic.
Respiration in Plants MCQs and Answers pdf Download
1 Kreb’s cycle take place in
(A) vesicles of ER
(B) Mitochondrial matrix
(C) lysosomes
(D) Dictyosomes
Answer: Mitochondrial matrix
2 Common immediate source of energy in cellular activity:
(A) NAD
(B) ATP
(C) DNA
(D) RNA
Answer: ATP
3 Photorespiration involves
(A)
Glycolate cycle
(B)
Kreb’s cycle
(C)
Calvin cycle
(D)
CAM cycle
Answer: Glycolate cycle
4 In succulent xerophytes the R.Q is :
(A) Zero
(B) unity
(C) less than one
(D) more than one
Answer: Zero
5 R.Q. of fatty substances is generally:
(A) unity
(B) Zero
(C) more than one
(D) less than one
Answer: less than one
6 Conversion of pyruvic acid into ethyl alcohol is facilitated by the enzymes:
(A) carboxylase
(B) phosphatase
(C) dehygrogenase
(D) carboxylase and dehygrogenase
Answer:carboxylase and dehygrogenase
7 During respiration yeast converts glucose to
(A) ethanol and water
(B) ethanol and oxygen
(C) ethanol and CO2
(D) lactic acid and CO2
Answer: ethanol and CO2
8 The net gain of ATP produced during the oxidation of one glucose molecule in a plant cell
(A) 38 ATP molecules
(B) 30 ATP molecules
(C) 36 ATP molecules
(D) 24 ATP molecules
Answer:36 ATP molecules
9 The final acceptor of electrons in the electron transport chain is
(A) Water
(B) Oxygen
(C) Hydrogen
(D) Cytochrome b
Answer: Oxygen
10 In plant cell, digestion of fats occurs with the help of