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Q. No.Match List-I with List-II
List- I
List-II
(a)
Bacteriophage \(\phi \times 174\)
(i)
48502 base pairs
(b)
Bacteriophage lambda
(ii)
5386 nucleotides
(c)
Escherichia coli
(iii)
3.3 × 109 base pairs
(d)
Haploid content human DNA
(iv)
4.6 × 106 base pairs of
Choose the correct answer from the options given below:
(a)
(b)
(c)
(d)
1.
(i)
(ii)
(iii)
(iv)
2.
(ii)
(iv)
(i)
(iii)
3.
(ii)
(i)
(iv)
(iii)
4.
(i)
(ii)
(iv)
(iii)
Subtopic: The DNA |
81%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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If DNA contained sulphur instead of phosphorus and proteins contained phosphorus instead of sulfur, what would have been the outcome of Hershey and Chase experiment?
| 1. | No radioactive sulfur in bacterial cells |
| 2. | Both radioactive sulfur and phosphorus in bacterial cells |
| 3. | Radioactive sulfur in bacterial cells |
| 4. | Radioactive phosphorus in bacterial cells |
Subtopic: Search for Genetic Material |
72%
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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Against the codon 5' UAC 3', what would be the sequence of anticodon on tRNA ?
1. 5' AUG 3'
2. 5' ATG 3'
3. 5' GTA 3'
4. 5' GUA 3
1. 5' AUG 3'
2. 5' ATG 3'
3. 5' GTA 3'
4. 5' GUA 3
Subtopic: Translation |
From NCERT
NEET - 2022
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
Assertion: If each strand from a DNA acts as a template for the synthesis of a new strand, the two double stranded DNA thus, produced would be identical to the parental DNA molecule.
Reason: The two strands in a double stranded DNA molecule are identical to each other and antiparallel.
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: The two strands in a double stranded DNA molecule are identical to each other and antiparallel.
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: DNA Double Helix | DNA Replication |
From NCERT
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Assertion: The distance between the two strands of the DNA helix is approximately uniform.
Reason: A base pair always contains a purine and a pyrimidine.
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: A base pair always contains a purine and a pyrimidine.
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: DNA Double Helix |
70%
From NCERT
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Assertion: A set of positively charged and basic proteins are used in the packaging of Eukaryotic DNA.
Reason: DNA has a negative charge and is an acid.
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: DNA has a negative charge and is an acid.
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: DNA Packaging |
69%
From NCERT
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Assertion: Euchromatin is said to transcriptionally active protein.
Reason: Euchromatin is densely packed and stains dark.
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: Euchromatin is densely packed and stains dark.
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: DNA Packaging |
From NCERT
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Assertion: S-strain of Streptococcus pneumoniae is virulent.
Reason: R-strain bacteria can be transformed by the heat-killed S-strain bacteria.
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: R-strain bacteria can be transformed by the heat-killed S-strain bacteria.
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: Search for Genetic Material |
73%
From NCERT
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Assertion: In Avery, Macleod and McCarty experiment, digestion of heat-killed lysate with proteases and RNases did not affect transformation but digestion with DNase did.
Reason: DNA is the transforming principle.
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: DNA is the transforming principle.
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: Search for Genetic Material |
83%
From NCERT
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Assertion: Even after the results of Avery, Macleod and McCarty experiment, not all biologists were convinced that DNA is the hereditary material.
Reason: Proteins were shown to have a great diversity and capability of replication.
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: Proteins were shown to have a great diversity and capability of replication.
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: Search for Genetic Material |
56%
From NCERT
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