Questions

Q:

Find arc elasticity of demand, if quantity demanded falls from 4600 to 4200 when price of the item is increased from Rs 960 to Rs 1000?

A) -2.23 B) -­2.09
C) 2.23 D) 2.09
 
Answer & Explanation Answer: A) -2.23

Explanation:
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Q:

If demand curve for trekking boots is D = 67500 - 18P and supply curve is S = 22500 + 12P, find the equilibrium Price?

A) 1500 B) 750
C) 2250 D) 500
 
Answer & Explanation Answer: A) 1500

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Q:

The word development in economics pertains to

A) democratic countries B) third world countries
C) advanced countries D) undeveloped countries
 
Answer & Explanation Answer: B) third world countries

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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:

The disease Beri Beri is caused due to the deficiency of which of the following?

A) Vitamin B2 B) Vitamin B1
C) Vitamin B12 D) Vitamin E
 
Answer & Explanation Answer: B) Vitamin B1

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Q:

By which process the cells of the meristematic tissue take up a permanent shape, size, and a function?

A) Demarcation B) Organisation
C) Simplification D) Differentiation
 
Answer & Explanation Answer: D) Differentiation

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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:

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

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