NDA/NA SOLVED PAPER 2016-II (GENERAL KNOWLEDGE)

Total Questions: 100

11. Match List I with List II and select the correct answer using the code given below the Lists:

List I (River)List II (Mouth of the river)
A. Danube1. North sea
B. Rhine2. Black sea
C. Rhone3. Bay of Biscay
D. Loire4. Mediterranean sea

Codes:

ABCD
(a)2143
(b)3412
(c)2413
(d)3142
Correct Answer: (a)

12. Match List I with List II and select the correct answer using 71. the code given below the Lists:

List I (Process)List II (Type of Change)
A. Heating Camphor1. Chemical
B. Cooling of water vapour up to room temperature2. Evaporation
C. Cooking an egg3. Condensation
D. Formation of water vapour at room temperature4 Sublimation

Codes:

ABCD
(a)4312
(b)4132
(c)2134
(d)2314
Correct Answer: (a)
Solution:Heating Camphor-Sublimation
Cooling of water vapor up to room temperature-condensation
Cooking an egg-Chemical change
Formation of water vapor at room temperature-Evaporation

13. Identify the element having zero valency

Correct Answer: (d) Radon
Solution:Radon belongs to the noble gas family so it has zero valancy.

14. There are six electrons, six protons and six neutrons in an atom of an element. What is the atomic number of the element?

Correct Answer: (a) 6
Solution:Atomic number of any element is same as electron number or proton number.

15. Which one of the following has different number of molecules? (Allare kept at normal temperature and pressure)

Correct Answer: (d) 2 gram of Carbon
Solution:48 gram of O₂ (1 mole of O₂ ÷ 32 gm of O₂) × (6.022 × 10²³ molecules O₂ ÷ 1 mole of O₂) = 9.033 × 10²³ molecules of O₂)

16. Combination of one volume of nitrogen with three volumes of hydrogen produces

Correct Answer: (b) two volumes of ammonia

17. Consider the following statements about cactus:

1. The leaves are reduced to spines.
2. The stem does the photosynthesis.

Which of the statements given above is/are correct?

Correct Answer: (c) Both 1 and 2
Solution:In case of xerophytic plants leaves are reduced to spines and stem does the process of photosynthesis.

18. In which one of the following, methanogens, i.e., methene producing bacteria are not present?

Correct Answer: (b) Aerobic environment

19. Malarial parasite is a

Correct Answer: (b) protozoa
Solution:Malarial parasite is plasmodium which is a protozoan.

20. With reference to biodiversity, which of the following statements is/are correct?

1. Species richness and high degree of endernism are important criteria for identifying biodiversity hot spots.
2. Species diversity is highest in the tropics and decreases down the poles.
3. Biodiversity conservation may be in situ as well as exsitu.

Select the correct answer using the code given below:

Correct Answer: (c) 1, 2 and 3
Solution:Biodiversity hot spot region.