Questions

Q:

Each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :The Nobel Prize for Economics in 2018 was awarded to Paul Romer and William Nordhaus for their work in two separate areas : economic growth and environmental economics respectively.
S6 :Among recent winners of Nobel Prize in Economics, it’s hard to think of one issue which is more topical and relevant to India.
P :But there is a common thread in their work.
Q : In economic jargon it’s termed as externality.
R : Productive activity often has spillovers, meaning that it can impact an unrelated party.
S :Romer and Nordhaus both studied the impact of externalities and came up with profound insights and economic models.
The correct sequence should be

A) P Q R S B) P R Q S
C) Q S P R D) Q S R P
 
Answer & Explanation Answer: B) P R Q S

Explanation:

PRQS is the correct order in which sentences should be arranged

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Q:

What organelle is responsible for photosynthesis?

A) mitochondria B) Cytoplasm
C) Chloroplasts D) Ribosomes
 
Answer & Explanation Answer: C) Chloroplasts

Explanation:

Chloroplasts are organelles in plant and bacteria cells that contain the chlorophyll is responsible for photosynthesis.

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Q:

A protein that acts as a hormone is

A) Estrogen B) Insulin
C) Both A & B D) None of the above
 
Answer & Explanation Answer: B) Insulin

Explanation:

A protein that acts as a hormone is INSULIN.

a_protein_that_acts_as_a_hormone_is1534420157.jpg image

Insulin is a peptide hormone produced by beta cells of the pancreatic islets; it is considered to be the main anabolic hormone of the body.  Insulin helps keeps your blood sugar level from getting too high or too low.  

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Q:

Who had announced that democracy is a government " of the people, by the people and for the people " ?

A) Abraham Lincoln B) George Washignton
C) Theodore Roosevelt D) Winston Churchill
 
Answer & Explanation Answer: A) Abraham Lincoln

Explanation:
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Q:

The pH of pure water is nearly 7.It will increase on the addition of

A) ammonia B) cane sugar
C) common salt D) hydrochloric acid
 
Answer & Explanation Answer: A) ammonia

Explanation:

Ammonia is a base. One adding ammonia to water,the resulting solution will become basic. pH of an alkaline solution is 7. So the pH will increase

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Filed Under: Chemistry

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Q:

Which among the following type of soil has the largest area covered in India?

A) Laterite B) Alluvial
C) Black D) Red
 
Answer & Explanation Answer: B) Alluvial

Explanation:

Alluvial type of soil has the largest area covered in India. Alluvial soils are fine-grained fertile soil deposited by water flowing over flood plains or in river beds. Most of the soil is Sandy and clayey soils are not uncommon.

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Q:

Which of the following statements is not true about metabolism?

A) Younger people generally have a slower metabolism than adults. B) Basal metabolism is the amount of energy needed for sustaining life.
C) Basal metabolism is measured by the amount of calories burned when your body is inactive. D) Metabolism is influenced by numerous factors, such as heredity and age.
 
Answer & Explanation Answer: A) Younger people generally have a slower metabolism than adults.

Explanation:

Metabolism is the set of life-sustaining chemical transformations within the cells of organisms. The three main purposes of metabolism are the conversion of food/fuel to energy to run cellular processes, the conversion of food/fuel to building blocks for proteins, lipids, nucleic acids, and some carbohydrates, and the elimination of nitrogenous wastes.

 

Younger people have faster metabolism than adults. Hence, the given statement 'Younger people generally have a slower metabolism than adults' is FALSE.

 

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Q:

A 4 kg object is moving horizontally with a speed of 5 m/s. To increase its speed to 10 m/s, the amount of net work required to be done on this object is:

A) 150 J B) 100 J
C) 50 J D) 75 J
 
Answer & Explanation Answer: A) 150 J

Explanation:
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