set 1 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 3 EXERCISES
The following question based on fuel, food preservation, nutrition, medicine, detergents and fertilizers topic of general science mcq
(a) Earth
(b) A tree
(c) Petroleum
(d) Chemical reaction of acids
The correct answers to the above question in:
Answer: (b)
Practice fuel, food preservation, nutrition, medicine, detergents and fertilizers (set 1) Online Quiz
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Read more basic chemistry quiz Based General Science Questions and Answers
Question : 1
Octane number is a measure of the quality of
a) Kerosene oil
b) Edible oils
c) Petrol
d) Perfumed oil
Answer »Answer: (c)
Question : 2
What can be the impact of the excessive/inappropriate use of nitrogenous fertilizers in agriculture?
- The proliferation of nitrogenfixing microorganisms in soil can occur.
- The increase in the acidity of soil can take place.
- Leaching of nitrate to the ground water can occur.
a) Only 2 and 3
b) Only 1 and 3
c) Only 2
d) 1, 2 and 3
Answer »Answer: (a)
Question : 3
Milk openly placed for sometime becomes sour due to
a) Lactic acid
b) Citric acid
c) Carbonic acid
d) Acetic acid
Answer »Answer: (a)
Question : 4
Which one of the following acids is present in sour milk products?
a) Butyric acid
b) Tartaric acid
c) Acetic acid
d) Lactic acid
Answer »Answer: (d)
Question : 5
Diesel used in heavy vehicles for
a) High power and financially secure
b) Extra mileage and save engine
c) Low expense and save the fuel
d) Being cheaper than low petrol
Answer »Answer: (a)
Question : 6
Which form of nitrogen is available in urea?
a) Nitrate
b) Amide
c) Ammoniacal
d) Nitrite
Answer »Answer: (b)
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