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

Total Questions: 100

41. Which ofthe following statements concerning Mediterranean climatic region are correct?

1. It is found in the latitude range 30° to 450 northern and southern hemisphere.
2. Mediterranean climate experiences extreme temperature conditions.
3. In Mediterranean climate, rainfall occurs mainly during summer season.
4. Mediterranean climate, rainfall is mainly due to westerlies.

Select the correct answer using the code given below:

Correct Answer: (b) 1 and 4 only

42. Arrange the following states in decreasing order of their total area under forest cover:

1. Jharkhand
2. Chhattisgarh
3. Arunachal Pradesh
4. Madhya Pradesh

Select the correct answer using the code given below:

Correct Answer: (a) 4-3-2-1

43. Which of the following statements concerning Scheduled Castes (SC) population in India are correct?

1. The highest percentage of SC population out of the total population of the state is found in Punjab.
2. Bihar is the second largest state in respect of total SC population in India.
3. Uttar Pradesh has the highest number of SC population in India.
4. Among the Indian states, the lowest percentage of SC population out of the total population of the state is found in Goa.

Select the correct answer using the code given below :

Correct Answer: (b) 1 and 3 only

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

List I (Elements)List II (Highest Valency)
A. Sulfur1. Five
B. Phosphorous2. Six
C. Lead3. Two
D. Silver4. Four

Codes:

ABCD
(a)2413
(b)2143
(c)3142
(d)3412
Correct Answer: (b)
Solution:Sulphur - have six valance electron
Phosphorus - have five valence electron
Lead - have four valence electron
Silver - have two valence electron

45. Which one of the following species is not capable of showing disproportionation reaction?

Correct Answer: (d)
Solution:In perchlorate ion, Cl is in its maximum oxidation state that is +7 so it cannot go disproportionation reaction because it cannot further oxidised.

46. Which one of the following statements is correct?

Correct Answer: (a) Covalent bonds are directional
Solution:Covalent bonds being directional is that atoms bonded covalently prefer specific orientations in space relative to one another. As a result, molecules in which atoms are bonded covalently have definite shapes.

47. When one strikes a safety mat, the first step is

Correct Answer: (c) conversion of a small amount of red phosphorus into white phosphorus
Solution:If we rub the match stick against the striking surface, the friction generated causes some of the red phosphorus present to turn into white phosphorus. White phosphorus is highly sensitive and volatile, it ignites spontaneously in the air, making a flame.

48. The LPG cooking gas contains propane and butane as the constituents, A sulfur containing compound is added to the LPG because

Correct Answer: (c) it facilitates easy detection of leakage of the gas
Solution:The chemical ethyl mercaptan having sulphur added to the LPG otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of Sulfur.

49. The genetic material of bacteria is found in

Correct Answer: (b) cytoplasm
Solution:Bacterial genetic material is present in the cytoplasm only in the form of nucleotide.

50. A horse and a donkey can breed to produce mule which is an infertile animal. The infertility is because horse an donkey belong to different.

Correct Answer: (c) species
Solution:Horse and donkey belong to the different species, with different number of chromosomes.