Questions

Q:

A lens has a power +2.0 D. The type of lens and its focal length will be

A) Concave, -0.5 m B) Convex, 0.5 m
C) Concave, 0.5 m D) Convex, -0.5 m
 
Answer & Explanation Answer: B) Convex, 0.5 m

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Q:

As of 2018, who is the chairman of the University Grants Commission (UGC)?

A) Najma Heptulla B) Anil Saharbudhe
C) V.K. Saraswat D) D.P. Singh
 
Answer & Explanation Answer: D) D.P. Singh

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Q:

Which Indian female mountaineer recently created the fastest record of scaling Mount Everest back-to-back twice within 5 days?

A) Anshu Jamsenpa B) Arunima Sinha
C) Premlatha Agarwal D) Bachedri Pal
 
Answer & Explanation Answer: A) Anshu Jamsenpa

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Q:

Who took charge as the Chief Minister of Goa after the 2017 elections?

A) Bharat Vir Wanchoo B) Manohar Parrikar
C) Churchill Alemao D) Dayanand Narvekar
 
Answer & Explanation Answer: B) Manohar Parrikar

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Q:

Who designed the world's lightest satellite 'Kalamsat', which NASA launched and set a new world record?

A) Riyaz Sharook B) Shawna Pandya
C) Rifath Sharook D) Madhav Dhekane
 
Answer & Explanation Answer: A) Riyaz Sharook

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Q:

Blocking in experimental design is useful because it

A) keeps the experimenter from knowing which subjects are in the treatment group. B) prevents response bias from entering into the experiment.
C) gives the quarterback enough time to throw the ball. D) controls for multiple variables in an experiment.
 
Answer & Explanation Answer: D) controls for multiple variables in an experiment.

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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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Q:

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

 

The fans invited the cricketer.

 

A) The cricketer was invited by the fans B) The cricketer received an invitation by the fans
C) The cricketer is invited by the fans D) The cricketer was invite by the fans
 
Answer & Explanation Answer: A) The cricketer was invited by the fans

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