Questions

Q:

The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration

A) increases 2 times B) increases 3 times
C) decreases 1000 times D) decreases 100 times
 
Answer & Explanation Answer: C) decreases 1000 times

Explanation:
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Q:

There is certain relationship between two given words on one side of : : and one word is given on another side of : : while another word is to be found from the given alternatives, having the same relation with this word as the given pair has. Select the best alternatives/ relationship.

Firm : Flabby :: Piquant : ?

A) Salty B) Pleasant
C) Bland D) Smell
 
Answer & Explanation Answer: C) Bland

Explanation:
Both words Firm : Flabby are opposite in meaning.
Similarly, Piquant means pleasantly sharp taste, spicy. Bland means tasteless. Both are also opposite in meaning.
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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'.

These five sisters (1)/ care for one other (2)/ like mothers. (3)/ No Error (4)/

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

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Q:

Which of the following carries blood away from the heart to different body parts?

A) Arteries B) Nerves
C) Capillaries D) Veins
 
Answer & Explanation Answer: A) Arteries

Explanation:
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Q:

Which of the following disease is not caused by water pollution?

A) Cholera B) Typhoid
C) Asthma D) Diarrhoea
 
Answer & Explanation Answer: C) Asthma

Explanation:
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Q:

Which of the following is a metabolic function of skin?

A) synthesis of a vitamin D precursor B) cutaneous sensation
C) body temperature regulation D) elimination of nitrogenous wastes
 
Answer & Explanation Answer: A) synthesis of a vitamin D precursor

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Q:

Accumulation of which one of the following in the leads to cramp?

A) Lactic acid B) Ethanol
C) Pyruvic acid D) Glucose
 
Answer & Explanation Answer: A) Lactic acid

Explanation:

Muscle cramping is a common problem encountered by athletes and non athletes alike. Defined as painful involuntary skeletal muscle contractions, cramps may be categorized as either non exercise related or exercise related. Traditionally, such cramping was believed to arise from dehydration, electrolyte imbalances (including magnesium, potassium and sodium),accumulation of lactic acid, or low cellular energy levels.

 

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Q:

Goods which are consumed together are called?

A) Inferior goods B) Normal goods
C) Complementary goods D) Substitute goods
 
Answer & Explanation Answer: C) Complementary goods

Explanation:
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