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Q. No.Match List-I with List-II
List-I
List-II
(a)
Porins
(i)
Pink coloured nodules
(b)
leg haemoglobin
(ii)
Lumen of thylakoid
(c)
H+ accumulation
(iii)
Amphibolic pathway
(d)
Respiration
(iv)
Huge pores in outer membrane of mitochondria
Choose the correct answer from the options given below :
(a)
(b)
(c)
(d)
1.
(ii)
(i)
(iv)
(iii)
2.
(iv)
(i)
(ii)
(iii)
3.
(iii)
(iv)
(ii)
(i)
4.
(ii)
(iv)
(i)
(iii)
Subtopic: Nodule formation |
89%
Level 1: 80%+
NEET - 2022
Hints
Which of the following protects nitrogenase inside the root nodule of a leguminous plant ?
1. Catalase
2. leg haemoglobin
3. Transaminase
4. Glutamate dehydrogenase
1. Catalase
2. leg haemoglobin
3. Transaminase
4. Glutamate dehydrogenase
Subtopic: Nitrogen Fixation | Nodule formation |
88%
Level 1: 80%+
NEET - 2022
Hints
Which of the following pair represents free living nitrogen fixing aerobic bacteria?
1. Rhizobium and Frankia
2. Azotobacter and Beijernickia
3. Anabaena and Rhodospirillum
4. Pseudomonas and Thiobacillus
1. Rhizobium and Frankia
2. Azotobacter and Beijernickia
3. Anabaena and Rhodospirillum
4. Pseudomonas and Thiobacillus
Subtopic: Nitrogen Fixation | Nodule formation |
70%
Level 2: 60%+
NEET - 2022
Hints
In the given figure showing key components of the nitrogen cycle, identify I, II, III and IV:
| A. Industrial nitrogen fixation B. Electrical nitrogen fixation C. Denitrification D. Ammonification |
 |
| I | II | III | IV | |
| 1. | A | B | C | D |
| 2. | B | A | C | D |
| 3. | A | B | D | C |
| 4. | B | A | D | C |
Subtopic: Nitrogen Fixation |
74%
Level 2: 60%+
Hints
The given figure shows a stage in development of root nodule in soyabean. What will be true?
I. A shows an infection thread through which the bacterial cells reach the inner cortex.
II. B shows the division of the cortex and the pericycle cells in the formation of root nodules.
I. A shows an infection thread through which the bacterial cells reach the inner cortex.
II. B shows the division of the cortex and the pericycle cells in the formation of root nodules.
| 1. Only I | 2. Only II |
| 3. Both I and II | 4. Neither I nor II |
Subtopic: Nodule formation |
85%
Level 1: 80%+
Hints
The diagram shows hydroponic plant production. What is true regarding the technique?
I. Tube in which the plants are grown should be straight and not on an incline as shown in the figure.
II. Roots of the plants are continuously bathed in the aerated nutrient solution as shown in the diagram.
I. Tube in which the plants are grown should be straight and not on an incline as shown in the figure.
II. Roots of the plants are continuously bathed in the aerated nutrient solution as shown in the diagram.
| 1. Only I | 2. Only II |
| 3. Both I and II | 4. Neither I nor II |
Subtopic: Hydroponics & Aeroponics |
68%
Level 2: 60%+
Hints
Assertion: Minerals are absorbed by roots mainly by active process
Reason: Minerals are also absorbed by passive process
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Reason: Minerals are also absorbed by passive process
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Subtopic: Mechanism of Absorption of Elements |
75%
Level 2: 60%+
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Assertion: Macronutrients are more important for plants than micronutrients
Reason: Micronutrients are required in large quantities
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Reason: Micronutrients are required in large quantities
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Subtopic: Classification of Nutrients |
53%
Level 3: 35%-60%
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Assertion: The deficiency symptoms appear in plants when the essential nutrients fall below the critical concentration
Reason: At a concentration below the critical value, the growth of plant is reduced
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Reason: At a concentration below the critical value, the growth of plant is reduced
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Subtopic: Criteria for Essentiality of Elements |
76%
Level 2: 60%+
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Assertion: Sulphur is the main constituent of many coenzymes, ferredoxin and vitamins
Reason: Sulphur is found in amino acids like cystine, cysteine and methionine
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Reason: Sulphur is found in amino acids like cystine, cysteine and methionine
1. Both assertion and reason are true and the reason is the correct explanation of the assertion
2. Both assertion and reason are true but the reason is not the correct explanation of the assertion
3. Assertion is true but reason is false
4. Both assertion and reason are false
Subtopic: Mineral Function |
60%
Level 2: 60%+
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