Questions

Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety.

tends to ______ a dysfunctional result

A) deduce B)  introduce
C) produce D) reduce
 
Answer & Explanation Answer: C) produce

Explanation:
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Q:

In Mendeleev's periodic table, the properties of the elements are considered a periodic function of their:

A) Atomic mass B) Ionization enthalpy
C) Atomic size D) Atomic number
 
Answer & Explanation Answer: A) Atomic mass

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Q:

Which process usually requires water?

A) Physical weathering B) Mass wasting
C) Chemical weathering D) Erosion
 
Answer & Explanation Answer: C) Chemical weathering

Explanation:

Chemical weathering is caused by rain water reacting with the mineral grains in rocks to form new minerals (clays) and soluble salts. These reactions occur particularly when the water is slightly acidic.

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Q:

Which one of the following gases dissolves in water to give acidic solution?

A) Carbon dioxide B) Oxygen
C) Nitrogen D) Hydrogen
 
Answer & Explanation Answer: A) Carbon dioxide

Explanation:

Carbon dioxide (CO2) gas dissolved in water can cause water to become acidic.The acidity of water from dissolved CO2 can be reduced by a base such as baking soda (sodium bicarbonate).

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Q:

The process of depositing a layer of any desired metal on another material by means of electricity is called ___________.

A) Electroplating B) Galvanisation
C) Rusting D) Crystallisation
 
Answer & Explanation Answer: A) Electroplating

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Q:

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correctalternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

None knows how it was happened

A) was happen B) has happened
C) happened D) No improvement
 
Answer & Explanation Answer: C) happened

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Q:

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Accolade

A) Silence B) Mediocrity
C) Laurels D) Lowliness
 
Answer & Explanation Answer: A) Silence

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Q:

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

 

Dainty

 

A) Clumsy B) Attractive
C) Light D) Rare
 
Answer & Explanation Answer: A) Clumsy

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