EAMCET Botany Model Questions – Metabolism

Here are some model questions for EAMCET candidates from Andhra Pradesh. The questions are from the topic Metabolism of Botany subject. Answers are also given at the end of the questions.

1. Photolysis of water is done by-
1) Chl - a 2) PS II 3) PS I 4) PS II & PS I

2. One of the following is a product in respiration and reagent in photosynthesis
1) CO2 2) O2 3) H2O 4) CO2, O2

3. Pigment connected with conversion of light energy-
1) PS I 2) Chl - a 3) Carotenoids 4) Chlorophyll

4. Organelles required in photo respiration in a sequence
1) Mitochondria, Chloroplast, Peroxisomes 2) Chloroplast, Mitochondria, Peroxisomes
3) Peroxisomes, Chloroplast, Mitochondria 4) Chloroplast, Peroxisomes, Mitochondria

5. The chemical which absorbs light and present in every photosynthetic organism
1) Chl - a 2) Chl - b 3) Chl - c 4) Chl - d

6. Find out the incorrect statement from the following regarding Glucose synthesis
1) Cyclic photophosphorylation is not essential 2) PS I is essential
3) PS II is essential 4) Photolysis of water is not essential

7. The first formed stable compound in Calvin cycle is PGA. The source of Carbons in it
1) RuBP and Phospho Enol Pyruvate 2) One from RuBP and 2 from atmosphere
3) One from atmosphere, 2 from RuBP 4) atmosphere only

8. Chlorophylls of C3 plants are protected from photo-oxidation by
I. Carotenes
II. Photosynthetic Carbon Oxidation cycle
III. Pheophytin
IV. The accessory pigment of higher plants consisting Oxygen and present more in PS II
V. Phycoerythrin
VI. C4 cycle
VII. Phycocyanin
1) III, IV, V 2) I, II, IV 3) Except III, VI 4) All

9. Number of ATP produced from Pyruvic acid in Mitochondria in the presence of malonic
1) 10 2) 11 3) 13 4) 15

10. When Glucose participates in aerobic respiration the ratio between net ATP formed in Glycolysis, Oxidation of Pyruvic acid and Krebs Cycle respectively.
1) 8, 6, 24 2) 6, 6, 22 3) 8, 6, 22 4) 6, 6, 24

11. The chemical compound useful in the synthesis of a hormone that induces male flower formation, when participates in aerobic respiration produces how many ATP-
1) 12 2) 15 3) 24 4) 11

12. The enzyme that is useful in Krebs Cycle but absent in mitochondrial matrix
1) Malic dehydrogenase 2) Succinic dehydrogenase
3) Aconitase 4) External NADH dehydrogenase

13. Number of ATP required in Calvin Cycles to run aerobic respiration for producing 36 ATP-
1) 18 2) 36 3) 24 4) 22

14. The electrons are conveyed to molecular oxygen during electron transport system by
1) Complex - III 2) Complex - IV
3) Complex - V 4) Cytochrome C - reductase

15. One of the following is a mineralisation process
1) Nitrogen fixation 2) Nitrogen assimilation 3) Ammonification 4) Denitrification

16. The final step in Nitrogen cycle is a-
1) Oxidative exergonic process 2) Exergonic process
3) Microbe free process 4) Endergonic process

17. Bacteroid is
1) Obligatory aerobic 2) Obligatory anaerobic 3) Free living 4) Parasitic

18. m-RNA is first attached to
1) Amino Acyl t-RNA complex 2) Ribosome 3) 30 S subunit 4) 50 S subunit

19. DHU arm of t-RNA is concerned with
1) Amino Acid binding site 2) Ribosome recognition site.
3) Acceptor ribosome recognition site. 4) Aminoacyl synthetase recognition site.

20. Identify an equal pair (in number) concerned with protein synthesis.
1) Amino acids, ATP 2) Amino acids, Peptide bonds
3) ATP, Codons on m-RNA. 4) Amino acids, Codons on m-RNA

KEY: 1-2; 2-1; 3-2; 4-4; 5-1; 6-4; 7-3; 8-3; 9-1; 10-4; 11-1; 12-2; 13-1; 14-2; 15-3 16-2; 17-1; 18-3; 19-4; 20-1

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One thought on “EAMCET Botany Model Questions – Metabolism

  1. seema fatima

    its good that this question are provided but we could get important questions lesson wise for both first and secondyear

    Reply

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