13.1 What do we know?
- Respiration is defined as – (Pg. 227, E)
A) Formation of C – C bonds of complex compound
B) Breaking of C – C bonds of complex compound
C) Breaking of C – N bonds of complex compound
D) All of the above
2. Respiration results finally to a formation and release of which among the following? (Pg. 227, E)
A) NADPH B) Glucose C) ATP D) Both A & C
3. The C – C bond of complex compound in broken by which process in respiration? (Pg. 227, E)
A) Oxidation B) Reduction
C) Hydrogenation D) None of the above
4. Assertion – ATP act as energy currency of cell.
Reason – Energy released through respiration is trapped as bio-chemical energy in the form of ATP. (Pg. 227, H)
A) Only Assertion is correct
B) Only Reason is correct
C) Both Assertion and Reason is correct
D) Both Assertion and Reason is wrong
5. Which among the following is wrong? (Pg. 227, E)
i) Only carbohydrates are oxidised to release energy in the process of respiration.
ii) Energy produced in respiration is not released in a single step.
iii) ATP can be broken down, as and when energy needs to be utilised.
A) Only ii B) Only iii
C) Only i D) None of the above
6. ATP stands for? (Pg. 227, E)
A) Adenosine 3′ – triphosphate
B) Adenosine – 3′ – trio phosphite
C) Adenosine 5′ – triphosphate
D) Adenosine 5′ – triophosphite
7. Compounds that are oxidised during the process of respiration is called? (Pg. 227, E)
A) Respiratory index B) Reductory substrate
C) Respiratory quotient D) Respiratory substrate
8. Statement I –Only green plants and cyanabacteria can prepare their own food by photosynthesis.
Statement II – Only green plants and cyanobacteria can prepare their own food by converting chemical energy to light energy
Which of the statements is/are true? (Pg. 227, M)
A) Only I B) Only II
C) Both of these D) None of these
9. “Ultimately all the food that is respired for life processes comes from photosynthesis.”
The above statement is – (Pg. 227, M)
A) correct B) incorrect
C) partially correct D) can’t be said as it is incomplete
10. Which of the following cannot be used as respiratory substances in plants under any conditions? (Pg. 227, E)
A) fat B) protein
C) carbohydrate D) none of these
14.1 Do Plants Breathe?
11. What are the byproducts of Respiration process? (Pg. 227, E)
A) Oxygen B) Water
C) Carbon dioxide D) Both B and C
12. Respiration is a ________ process. (Pg. 227, E)
A) Anabolic B) Catabolic
C) Both Anabolic as well as catabolic D) None of the above
13. Choose the correct equation- (Pg. 228, E)
A) C6H12O6 + 12O2 → 6H2O + 6H2O + Energy
B) C6H12O6 + 3O2 → 2CO2 + 3H2O + Energy
C) C6H12O6 + 6CO2 + 6H2O + Energy
D) C6H12O6 + 6O2 → 6CO2 + 6H2O + Energy
14. Respiration organs for plants are- (Pg. 228, E)
A) Lenticels B) Stomata
C) Woody Bark D) Both of the above A and B
15. Which among the following is wrong? (Pg. 228, M)
A) Roots, Leaves and Stem respire a for lower than animal do
B) For plants to respire, availability of O2 is a problem as O2 is not released
within the cell during photosynthesis
C) There is very little transport of gases from one plant part to another
D) None of the above
14.2 ‘Glycolysis’
16. Glycolysis is originated from- (Pg. 228, E)
A) Latin word B) French word
C) Italian word D) Greek word
17. Meaning of glycolysis is-
A) Splitting of water B) Splitting of sugar
C) Splitting of fat D) Splitting of protein
18. Glycolysis is also known as ________ pathway.
A) ETS B) EMP C) ENP D) ELP
19. The scheme of glycolysis was given by-
A) Gustav Embden B) Otto Meyerhof
C) J. Parnas D) All of the above
20. The scheme of glycolysis was given by-
A) Gustav Embden B) Alto Meyerhof
C) J. Parnas D) All of the above
21. Glycolysis occurs in which among the following?
A) Aerobic organism B) Anaerobic organism
C) Eukaryotes D) All of the above
22. Sucrose is converted to __(i)__ and __(ii)__ using enzyme __(iii)__
| (i) | (ii) | (iii) |
| A) Glucose | Glucose | Hexokinase |
| B) Glucose | Fructose | Hexokinase |
| C) Glucose | Glucose | Invertase |
| D) Glucose | Fructose | Invertase |
What is the isomerised
produce of glucose – 6 – phosphate in the steps of glycolysis?
(Pg 229,
E)
A) Fructose 1, 6 – bisphosphate B) Fructose –6 – phosphate
C) Fructose –1, 3, 6 – triphosphate D) Fructose –3 – phosphate
24. Glycolysis is a how many steps of process? (Pg 229, E)
A) Ten B)
Eight C) Eleven D) Five
25. End product of glycolysis is? (Pg 229, E)
A) Pyruvate B)
Phenol C) Prusic acid D) Phosphoenolpyruvate
26. ATP is utilised in which steps of glycolysis. (Pg 229, E)
i) Conversion of BPGA to PGA
ii) Conversion of glucose into glucose – 6– phosphate
iii) Conversion fructose 6 – phosphate to fructose 1, 6 –
bisphosphate
iv) Conversion of PEP to pyruvate
A) Only i B)
Only iii
C) Both ii and iii D)
Only ii, iii, iv
27. One molecule of glucose is converted into how many molecules of
pyruvic acid?
(Pg 229,
E)
A) 1 B)
2 C) 3 D) 4
28. When PGAL is converted into BPGA in process of respiration there
is formation of?
(Pg 229, E)
A) 1 molecule of ATP B)
1 molecule of H2O
C) 1 molecule of NADH + H+ D)
1 molecule of ADP
29. PGAL get ________ and get converted to BPGA? (Pg 229, E)
A) reduced B)
hydrolysed
C) oxidized D)
all of these
30. Conversion of 2-phosphoglycerate to phosphoenolpyruvate leads of
formation of?
(Pg 229, E)
A) ATP B)
NADH2 C) H2O D) ADP
31. What does PGAL stands for? (Pg 229, E)
A) 3 – Phosphoglyceraldehyde
B) 5 – Phosphoglyceraldehyde
C) 3 – Phosphoglyceric acid
D) 5 – Phosphoglyceric acid
32. What is the full form of PEP? (Pg 229, E)
A) Pyroenol pyruvate B)
Pyruvic pyruvate
C) Phosphoenolpyruvate D)
None of the above
33. Pyruvic acid is composed of how many carbon atom? (Pg 229, E)
A) Two B)
Three C) Four D) Five
34. Which among the following step in glycolysis yields energy? (Pg 229, E)
i) Conversion of BPGA to PGA
ii) Conversion of fructose – 6 –phosphate to fructose 1, 6
–bisphosphate
iii) Conversion of PEP to pyruvic acid
iv) Conversion of glucose – 6 –phosphate to fructose – 6 –
phosphate
A) Both ii and iv B)
i, ii, iii C) Both i
and iii D) All of the above
35. In glycolysis, fructose 1, 6 – bisphosphate get split into which
of the following?
(Pg 229,
E)
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| B | C | A | C | C | C | D | A | A | D |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| D | B | D | D | B | D | B | B | D | D |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| D | D | B | A | A | C | B | C | C | A |
| 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
| A | C | B | C | C | D | A | D | B | C |
| 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |
| B | B | C | D | B | D | C | A | A | D |
| 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 |
| D | D | B | A | B | C | B | B | A | C |
| 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |
| B | D | C | A | C | B | A | D | C | B |
| 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 |
| C | C | A | C | B | D | C | D | D | C |
| 81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 |
| C | B | C | B | D | C | B | B | B | B |
| 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100 |
| C | C | A | A | B | D | A | D | C | A |
| 101 | 102 | 103 | 104 | 105 | 106 | 107 | |||
| D | C | A | C | A | D | B |