1
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Which of the following statements about DNA is/are correct?

1. DNA is the hereditary material of all living organisms.

2. All segments of DNA code for synthesis of proteins.

3. Nuclear DNA is doubled helical with two nucleotide chains which run anti-parallel.

4. DNA is also found in mitochondria.

Select the correct answer using the codes given below
A
1, 2 and 3
B
3 and 4
C
1, 3 and 4
D
Only 4
2
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Which of the following statements are correct for honeybee?

1. Males are haploid.

2. Workers are sterile and diploid.

3. Queen develops from diploid larvae that fed on Royal jelly.

4. Honey is collected/made by males.

Select the correct answer using the codes given below
A
1, 2, 3 and 4
B
2 and 3
C
1, 2 and 3
D
1 and 4
3
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Statement I . Plantation farming has mostly been practised in humid tropics.

Statement II. The soil of humid tropics is highly fertile.
A
Both the statements are true and Statement II is the correct explanation of Statement I.
B
Both the statements are true, but Statement II is not the correct explanation of Statement I.
C
Statement I is true, but Statement II is false.
D
Statement I is false, but Statement II is true.
4
NDA 2017 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following vitamins has a role in blood clotting?
A
Vitamin-A
B
Vitamin-D
C
Vitamin-E
D
Vitamin-K
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