Production of cucumber has increased manifold in recent years. Application of which of the following phytohormones has resulted in this increased yield as the hormone is known to produce female flowers in plants?

 
1. Cytokinin 2. ABA
3. Gibberellin 4. Ethylene

Subtopic:  Ethylene |
 80%
Level 1: 80%+
NEET - 2022
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While explaining interspecific interaction of population, (+) sign is assigned for beneficial interaction, (–) sign is assigned for detrimental interaction and (0) for neutral interaction. Which of the following interactions can be assigned (+) for one species and (–) for another species involved in the interaction?

1. Competition 2. Predation
3. Amensalism 4. Commensalism
Subtopic:  Population Interactions: Predation |
 90%
Level 1: 80%+
NEET - 2022
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If a geneticist uses the blind approach for sequencing the whole genome of an organism, followed by assignment of function to different segments, the methodology adopted by him is called as:
1. Bioinformatics
2. Sequence annotation
3. Gene mapping
4. Expressed sequence tags

Subtopic:  Human Genome Project |
 67%
Level 2: 60%+
NEET - 2022
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Which of the following occurs due to the presence of autosome linked dominant trait?

1. Thalessemia 2. Sickle cell anaemia
3. Myotonic dystrophy 4. Haemophilia
Subtopic:  Mendelian Disorders |
 82%
Level 1: 80%+
NEET - 2022

Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 339461

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Sorry!! currently, the explanation for the question is not provided. If you need further help, please email at support@neetprep.com with subject: Explanation Missing for Question Id: 339461


Consider the given two statements:
Assertion (A):   In an ecosystem, organisms are linked through food chains and food webs.
Reason (R): No energy that is trapped into an organism remains in it forever.
 
1. Both (A) and (R) are True and (R) correctly explains (A).
2. (A) is True but (R) is False
3. (A) is False but (R) is True         
4. Both (A) and (R) are True but (R) does not correctly explain (A).
Subtopic:  Energy Flow |
 55%
Level 3: 35%-60%
Please attempt this question first.
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Please attempt this question first.

Read the following statements on lipids and find out correct set of statements:

a: Lecithin found in the plasma membrane is a glycolipid.
b: Saturated fatty acids possess one or more c=c bonds.
c: Gingely oil has lower melting point, hence remains as oil in winter.
d: Lipids are generally insoluble in water but soluble in some organic solvents.
e: When fatty acid is esterified with glycerol, monoglycerides are formed.

Choose the correct answer from the options given below:
1. (a), (b) and (d) only
2. (a), (b) and (c) only
3. (a), (d) and (e) only
4. (c), (d) and (e) only

Subtopic:  Lipids |
 72%
Level 2: 60%+
NEET - 2022
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Which part of the fruit, labelled in the given figure makes it a false fruit?

1. D-Seed 2. A-Mesocarp
3. B-Endocarp 4. C-Thalamus
Subtopic:  Fruit |
 86%
Level 1: 80%+
NEET - 2022
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In the following palindromic base sequences of DNA, which one can be cut easily by particular restriction enzyme?
1. 5'GTATTC3' ; 3'CATAAG5'
2. 5'GATACT3' ; 3'CTATGA5'
3. 5'GAATTC3' ; 3'CTTAAG5'
4. 5'CTCAGT3' ; 3'GAGTCA5'

Subtopic:  Restriction Enzymes - Main Enzymes |
 93%
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).

Assertion (A): Mendel's law of Independent assortment does not hold good for the genes that are located closely on the same chromosome.
Reason (R): Closely located genes assort independently.

In the light of the above statements, choose the correct answer from the options given below:

1. (A) is False, (R) is True.
2. Both (A) and (R) are True and (R) correctly explains (A).
3. Both (A) and (R) are True and (R) does not correctly explain (A).
4. (A) is True, (R) is False.
Subtopic:  Dihybrid Cross Analysis | Linkage Types | Recombination & Gene Mapping |
 68%
Level 2: 60%+
NEET - 2022
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What is the role of large bundle sheath cells found around the vascular bundles in C4 plants?

1. To protect the vascular tissue from high light intensity.
2. To provide the site for photorespiratory pathway.
3. To increase the number of chloroplast for the operation of Calvin cycle.
4. To enable the plant to tolerate high temperature.
Subtopic:  C4 and C3 plants |
Level 3: 35%-60%
NEET - 2022
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