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
- 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
The correct answers to the above question in:
Answer: (a)
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
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 : 2
Which one of the following substances is used in the preservation of food stuff?
a) Potassium Chloride
b) Sodium Benzoate
c) Citric Acid
d) Sodium Chloride
Answer »Answer: (b)
Question : 3
What is detergent?
a) Medicine
b) Catalyst
c) Soap
d) Refining agent
Answer »Answer: (d)
Question : 4
Octane number is a measure of the quality of
a) Kerosene oil
b) Edible oils
c) Petrol
d) Perfumed oil
Answer »Answer: (c)
Question : 5
Aspirin is obtained from
a) Earth
b) A tree
c) Petroleum
d) Chemical reaction of acids
Answer »Answer: (b)
Question : 6
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)
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