EAMCET Botany Model Questions – Respiration

Here we are giving some practice questions for the use of EAMCET candidates. These model questions are from Botany and on the topic, Respiration. Answers are provided at the end of the questions.

1. Energy currency of the cell
1) Glucose 2) ATP 3) c-AMP 4) ADP

2. One ATP on hydrolysis gives how much energy
1) 560 Cal 2) 7.6 K.Cal 3) 56 Cal 4) 56 K.Cal

3. The common substrate for respiration is
1) Carbohydrates 2) Fats 3) Protein 4) Organic acids

4. Rare substrate for aerobic respiration
1) Carbohydrates 2) Fats 3) Proteins 4) Organic Acids

5. ATP is unstable to
1) Acid 2) Heat 3) Alkali 4) All

6. ATP is closely related to ATP
1) DNA 2) RNA 3) DNA & RNA 4) None

7. One of the following statement is not correct to ATP
1) Formation of ATP in photosynthesis and respiration is same
2) ATP is inter cellular mobile energy unit
3) ATP of plants & Animals is different
4) All the above statements are correct

8. Assertion (A): Anaerobic respiration is the most ancient type of metabolism for obtaining energy from nutrient molecules.
Reason (R): Living organisms first arose in an atmosphere lacking oxygen
1) Both (A) and (R) are true and (R) is the correct explanation of (A)
2) Both (A) and (R) are true but (R) is not the correct explanation of (A)
3) (A) is true, but (R) is false
4) (A) is false, but (R) is true

9. Inner membrane of Mitochondria is permeable to
(A) water (B) CO2 (C) O2 (D) Protons
(1) AC (2) BD (3) ABC (4) ABCD

10. Aerobic respiration occurs in
(1) Cytoplasm (2) Mitochondria (3) Cytoplasm only (4) 1 and 2

11. Respiration is a catabolic process. Energy is released in it by breaking the bonds between
(1) C − C (2) C − H 3) H − H 4) C − O

12. Conversion of 2-phosphoglyceric acid to phosphoenolpyruvic acid is a step of -
1) Glycolysis 2) Photo respiration 3) C4 Pathway 4) Anaerobic respiration

13. Concentrations of Oxygen and CO2 in atmosphere are maintained constant by -
1) Plants 2) Animals 3) 1 and 2 4) Plants alone

14. The net gain of ATP through Glycolysis if the NADH2 participate in ETS -
1) 2 2) 4 3) 6 4) 8

15. The connecting link between Glycolysis and Krebs cycle
1) Pyruvic Acid 2) Acetyal CoA 3) Glucose 4) Citric Acid

16. Pyruvic acid undergoes the following reactions in a sequence and enters into Krebs cycle-
A) Oxidation B) Condensation C) Decarboxylation
1) ABC 2) ACB 3) CAB 4) BCA

17. Arrange the following enzymes of Glycolysis in a sequence, by vomiting the enzymes which are not related to Glycolysis.
A) Phospho Glyceromutase B) Fructose-1, 6 - bisphosphotase
C) Aldolase D) Glyceraldehyde-3-Phosphate Dehybdrogenase E) Phosphoglycerokinase F) Phospho fructokinase
1) BFCEA 2) ECBDFA 3) ECDFA 4) FCDEA

18. The common enzymes between C3 cycle and Glycolysis
A) Phosphoglycerokinase
B) Glyceraldehyde-3- Phosphate dehydrogenase
C) Triose Phosphate isomerase
D) Aldolase E) Enolase F) Phosphohexose isomerase
1) ABCD 2) BCDE 3) ACDE 4) BCDEF

Answers: 1) 2 2) 3 3) 1 4) 3 5) 4 6) 2 7) 4 8) 1 9) 3 10) 2 11) 1 12) 1 13) 3 14) 3 15) 2 16) 3 17) 4 18) 1

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