1
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
The part of the human ear that converts the pressure variations associated with audible sound waves to electrical signals is 
A
auditory nerve
B
cochlea
C
eardrum
D
eustachian tube
2
NDA General Ability 10 April 2022
MCQ (Single Correct Answer)
+4
-1.33
The International Union for Conservation of Nature (IUCN) has recently categorized the Red Sanders (Red Sandalwood) into
A
deficient category
B
endangered category
C
near-threatened category
D
critically endangered category
3
NDA General Ability 10 April 2022
MCQ (Single Correct Answer)
+4
-1.33

Which of the following statements about living and non-living being is/are correct?

1. While living being can demonstrate growth and repair, non-living being cannot.

2. While living being demonstrates metabolic processes, non-living being does not.

Select the correct answer using the code given below.
A
1 only
B
2 only
C
Both 1 and 2
D
Neither 1 nor 2
4
NDA General Ability 10 April 2022
MCQ (Single Correct Answer)
+4
-1.33
Which one of the following plant plastids stores starch, oil and protein granules?
A
Chloroplast
B
Leucoplast
C
Chromoplast
D
Xanthoplast