fuel, food preservation, nutrition, medicine, detergents and fertilizers - Category wise Question and Answer Practice Test with Solutions

fuel, food preservation, nutrition, medicine, detergents and fertilizers PRACTICE TEST [3 - EXERCISES]

set 1

set 2

set 3

Question : 1 [UPPCS (Pre) 1997]

Assertion (A):
Detergent easily removes oil and dirt from dirty garments.
Reason (R):
Detergent increases the surface tension of water.
Code

a) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

b) (A) is true, but (R) is false

c) Both (A) and (R) are true and (R) is the correct explanation of (A)

d) (A) is false, but (R) is true

Answer: (b)

Question : 2 [PCS (Pre) 2010]

Which of the following is not a chemical fertilizer?

a) Super Phosphate

b) Urea

c) Sodium Sulphate

d) Potassium Nitrate

Answer: (c)

Question : 3 [UP (Pre) 2015]

Cetane number is used as a quality parameter mainly for which of the following?

a) Diesel

b) Petrol

c) Kerosene

d) Turpentine Oil

Answer: (a)

Question : 4 [IAS (Pre) 1995]

Which one of the following is a mixed fertilizer?

a) Ammonium Sulphate

b) Urea

c) CAM

d) NPK

Answer: (a)

Question : 5 [PSC (Pre) 2019]

Which one of the following fruits is most suitable for jelly making?

a) Papaya

b) Gauva

c) Mango

d) Wood apple

Answer: (b)

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