Q:

What is organic matter in soil is also called

A) residue	B) humus
C) occlusion	D) compact

Answer & Explanation Answer: B) humus

Explanation:

In soil, organic matter consists of plant and animal material that is in the process of decomposing. When it has fully decomposed it is called humus. Soil organic matter serves as a reservoir of nutrients for crops, provides soil aggregation, increases nutrient exchange, retains moisture, reduces compaction,...

This humus is important for soil structure because it holds individual mineral particles together in clusters.

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Filed Under: General Science
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Q:

What of the following refers to hypotheses which are confirmed by varied tests?

A) Assumption	B) Theory
C) Answer	D) Opinion

Answer & Explanation Answer: B) Theory

Explanation:

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Filed Under: General Science
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Q:

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with someLogic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives

A) 2 –8	B) 4 – 12
C) 8 – 24	D) 10 – 30

Answer & Explanation Answer: A) 2 –8

Explanation:

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Filed Under: Verbal Reasoning - Logical Deduction

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Q:

The theory behind stars twinkling is that

A) The refractive index of the different layers of earth's atmosphere changes continuously, consequently the position of the star's image changes with time	B) The intensity of light emitted by them changes with time
C) The light from the star is scattered by the dust particles and air molecules in the earth's atmosphere	D) The distance of the stars from the earth changes with time

Answer & Explanation Answer: A) The refractive index of the different layers of earth's atmosphere changes continuously, consequently the position of the star's image changes with time

Explanation:

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Filed Under: Physics
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Q:

Which Metro Rail Corporation will lay vibration-absorbing tracks for the first time in India?

A) Mumbai Metro Rail Corporation	B) Noida Metro Rail Corporation
C) Kolkata Metro Rail Corporation	D) Delhi Metro Rail Corporation

Answer & Explanation Answer: A) Mumbai Metro Rail Corporation

Explanation:

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Filed Under: General Awareness
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Q:

What is the full form of the Indian Political Party "CPIM"?

A) Common Party of India (Marxist)	B) Common Party of India (Movement)
C) Communist Party of India (Movement)	D) Communist Party of India (Marxist)

Answer & Explanation Answer: D) Communist Party of India (Marxist)

Explanation:

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Filed Under: Indian Politics
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Q:

The central government has set an ambitious target of raising how much amount from disinvestment in 2017-18?

A) Rs 72,500 crore	B) Rs 1,00,000 crore
C) Rs 50,000 crore	D) Rs 25,000 crore

Answer & Explanation Answer: A) Rs 72,500 crore

Explanation:

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Filed Under: Indian Politics
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Q:

ΔPQR is right angled at Q. If m∠R = 60o, then find the value of (secP - 1/√3)

A) (√6-6)/3√3	B) (1-3√2)/3
C) 1/√3	D) 2/√3

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