The residual persistent part which forms the perisperm in the seeds of beet is :
| 1. | Calyx | 2. | Endosperm |
| 3. | Nucellus | 4. | Integument |
Subtopic: Seed |
77%
Level 2: 60%+
NEET - 2022
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The type of tissue commonly found in the fruit wall of nuts is :
| 1. | Parenchyma | 2. | Collenchyma |
| 3. | Sclerenchyma | 4. | Sclereid |
Subtopic: Ground Tissue System |
57%
Level 3: 35%-60%
NEET - 2022
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Give the correct descending order of organisms with reference to their estimated number found in Amazon forest.
Choose the correct answer from the options given below:
| (a) Plants | (b) Invertebrates | (c) Fishes |
| (d) Mammals | (e) Birds |
| 1. | (a) > (b) > (e) > (d) > (c) | 2. | (a) > (c) > (d) > (b) > (e) |
| 3. | (b) > (a) > (e) > (d) > (c) | 4. | (b) > (a) > (c) > (e) > (d) |
Subtopic: Magnitude of Biodiversity |
61%
Level 2: 60%+
NEET - 2022
Hints
The Floral Diagram represents which one of the following families?
 |
|
Subtopic: Semi Technical Description |
83%
Level 1: 80%+
NEET - 2022
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Given below are two statements one is labelled as Assertion (A) and the other is labelled as Reason (R).
In the light of the above statements, choose the correct answer from the options given below :
| Assertion (A): | When a particular restriction enzyme cuts strands of DNA, overhanging stretches or sticky ends are formed. |
| Reason (R): | Some restriction enzymes cut the strand of DNA a little away from the centre of the palindromic site. |
| 1. | Both (A) and (R) are correct and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are correct but (R) is not the correct explanation of (A). |
| 3. | (A) is correct but (R) is not correct. |
| 4. | (A) is not correct but (R) is correct. |
Subtopic: Restriction Enzymes - Main Enzymes |
64%
Level 2: 60%+
NEET - 2022
Hints
Given below are two statements :
In the light of the above statements, choose the correct answer from the options given below :
| Statement I: | DNA polymerases catalyse polymerisation only in one direction, that is 5' →3' |
| Statement II: | During replication of DNA, on one strand the replication is continuous while on other strand, it is discontinuous. |
| 1. | Both Statement I and Statement II are correct |
| 2. | Both Statement I and Statement II are incorrect |
| 3. | Statement I is correct but Statement II is incorrect |
| 4. | Statement I is incorrect but Statement II is correct |
Subtopic: DNA Replication |
85%
Level 1: 80%+
NEET - 2022
Hints
Given below are two statements :
In the light of the above statements, choose the correct answer from the options given below :
| Statement I: | Sickle cell anaemia and Haemophilia are autosomal dominant traits. |
| Statement II: | Sickle cell anaemia and Haemophilia are disorders of the blood. |
| 1. | Both Statement I and Statement II are correct |
| 2. | Both Statement I and Statement II are incorrect |
| 3. | Statement I is correct but Statement II is incorrect |
| 4. | Statement I is incorrect but Statement II is correct |
Subtopic: Mendelian Disorders: Sickle Cell Anemia | Mendelian Disorders: Hemophilia |
85%
Level 1: 80%+
NEET - 2022
Hints
Match List-I with List-II
Choose the correct answer from the options given below :
| 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 |
92%
Level 1: 80%+
NEET - 2022
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The species that come to appear in bare area are called :
| 1. | Pioneer species | 2. | Invasive species |
| 3. | Competitive species | 4. | Species of seral community |
88%
Level 1: 80%+
NEET - 2022
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In general the egg apparatus of embryo sac in angiosperm consists of :
| 1. | One egg cell, two synergids, three antipodal cells, two Polar nuclei |
| 2. | One egg cell, two synergids, two antipodal cells, three Polar nuclei |
| 3. | One egg cell, three synergids, two antipodal cells, two Polar nuclei |
| 4. | One egg cell, two synergids, two antipodal cells, two Polar nuclei |
Subtopic: Pistil: Female Gametophyte |
88%
Level 1: 80%+
NEET - 2022
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