Questions

Q:

On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because ________

A) Mercury is a metal B) Density of mercury is greater than that of water
C) Cohesion of mercury is greater than its adhesion with glass D) Cohesion of water is greater than its adhesion with glass
 
Answer & Explanation Answer: C) Cohesion of mercury is greater than its adhesion with glass

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Q:

The plant growth regulators are small, simple molecules of diverse chemical composition. They are

A) carbohydrates, fats and proteins B) indole compounds, adenine derivatives, carotenoids and terpenes
C) fatty acids, glucose and vitamins D) vitamin C, vitamin D and glucose
 
Answer & Explanation Answer: B) indole compounds, adenine derivatives, carotenoids and terpenes

Explanation:

The  plant  growth  regulators  are small,  simple  molecules  of  diversechemical composition. They can be in   form   of   indole   compounds, adenine   derivatives,   carotenoids derivatives,terpenes  or  gases  like ethyleneetc.The   plant   growth regulators  are  bifurcated  into  two groups according to their functions in  a  living  plant  body.First  group of   plant   growth   regulators   are found   in   growth   activities,   for instance,  cell  division,  flowering, fruiting  and  seed  formation.The second   group   of   Plant   growth regulators   are   involved   in   plant responses  to  wounds  and  stresses of biotic and abiotic origin.

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Q:

In Animal Kingdom classification, which of the following is not a Phylum?

A) Mollusca B) Chordata
C) Coelomates D) Anneldia
 
Answer & Explanation Answer: C) Coelomates

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Q:

___________ being a higher category, is the assemblage of families which exhibit a few similar characters.

A) Order B) Species
C) Genus D) Class
 
Answer & Explanation Answer: A) Order

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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No error'.


No sooner did the sun rise (1)/ when we resumed the journey (2)/ after having a hasty breakfast. (3)/ No Error (4)

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

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Q:

In the following questions, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Children need to be taught the importance of hygiene early on so that it becomes a _____. Children are the most _____ to hygiene-related disorders like skin issues, rashes, infections, wounds, etc. Teach them early on about what to _____. Teach them that taking a few _____ measures to prevent infections and diseases is _____.

importance of hygiene early on so that it becomes a _____

A) kind B) habit
C) regular D) need
 
Answer & Explanation Answer: B) habit

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Q:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four andindicate it by selecting the appropriate option.

He was sworn _____ as the Prime Minister of our country

A) in B) off
C) about D) it
 
Answer & Explanation Answer: A) in

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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
I said to him, "I am too tired now to go out with you."

A) I said to him that I was too tired then to go out with him. B) I said to him that I am too tired then to go out with him.
C) I said to him that I was too tired then to go out with you. D) I said to him that I am too tired then to go out with you.
 
Answer & Explanation Answer: A) I said to him that I was too tired then to go out with him.

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