set 2 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 2 EXERCISES
The following question based on food production topic of general science mcq
(a) cereals, millets , proteins, oil cakes, green vegetables
(b) millets, proteins, oil cakes only
(c) cereals, oil cakes, milk cakes, green vegetables
(d) proteins, oil cakes, cereals only
The correct answers to the above question in:
Answer: (a)
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Read more biology food production Based General Science Questions and Answers
Question : 1
All these are fodder crops except
a) oats
b) berseem
c) mustard oil
d) sudan grass
Answer »Answer: (a)
Question : 2
Crop rotation is carried out for
a) increasing fertility of soil
b) decreasing fertility of soil
c) increasing acidity of soil
d) all the above
Answer »Answer: (a)
Question : 3
State ‘T’ for True and ‘F’ for false statements and then choose the correct option.
- Hybridisation is always useful to obtain a better yield.
- Good fertilizers should be used by farmers.
- Only macro nutrients are enough for plants.
- Farmers should depend upon good irrigation method for watering crops.
a) T - F - T - F
b) F - T - F - T
c) F - F - T - T
d) T - T - F - F
Answer »Answer: (b)
Question : 4
An example of a common herbicide is
- 2, 4 – D (2 – 4, dichlorophenoxyacetic acid).
- DDT (dichloro dimethyl tri phenolic acid)
- BHC (benzene hexa chloride)
- Atrazine.
a) A & D
b) A & C
c) A & B
d) All of these
Answer »Answer: (a)
Question : 5
Which one of the following plants is preferred for mixed cropping in order to enhance the bioavailability of nitrogen?
a) Maize
b) Gram
c) Wheat
d) Barley
Answer »Answer: (b)
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