Questions

Q:

Select the option that correctly matches the contents of the first column with the contents of the second column.

 

A. Elements combine in fixed ratios I. Dalton's atomic theory
B. Atoms are indivisible II. The same number of molecules
C. Sulphate and Oxalate ions are anions, whereas magnesium and III. Law of constant proportions
D. Gram atomic mass of an element and the gram molecular mass of a compound contain IV. Ammonium ions are cations

 

A) A-III, B-II, C-IV, D-I B) A-III, B-I, C-IV, D-II
C) A-III, B-IV, C-I, D-II D) A-I, B-III, C-IV, D-II
 
Answer & Explanation Answer: B) A-III, B-I, C-IV, D-II

Explanation:
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Filed Under: Chemistry
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Q:

The thymus gland produces a hormone called

A) thyroxine B) thymosin
C) thyronine D) calcitonin
 
Answer & Explanation Answer: B) thymosin

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Filed Under: Biology
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Q:

Which of the following is a CORRECT relation of length of small intestines of an herbivore and a carnivore?

A) Herbivore = Carnivore B) Herbivore < Carnivore
C) Herbivore > Carnivore D) No option is correct
 
Answer & Explanation Answer: C) Herbivore > Carnivore

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Filed Under: Animals and Birds

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Q:

Suez Canal connects

A) Red Sea and Arabian Sea B) Red Sea and Mediterranean Sea
C) Arabian Sea and Mediterranean Sea D) North Sea and Baltic Sea
 
Answer & Explanation Answer: B) Red Sea and Mediterranean Sea

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Filed Under: World Geography
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Q:

When body is accelerated--

A) Its velocity never changes. B) Its speed will always change.
C) Its direction always changes. D) Its speed may or may not change.
 
Answer & Explanation Answer: D) Its speed may or may not change.

Explanation:

Uniform circular motion, that is constant speed along a circular path, is an example of a body experiencing acceleration resulting in velocity of a constant magnitude but the change of direction

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Filed Under: Physics
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Q:

Warm air is ______.

A) heavier than cold air hence warm air rises up B) lighter than cold air hence warm air moves down
C) lighter than cold air hence warm air rises up D) heavier than cold air hence warm air moves down
 
Answer & Explanation Answer: C) lighter than cold air hence warm air rises up

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Filed Under: Physics
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Q:

All India Trinamool Congress was founded in the year ______.

A) 1925 B) 1955
C) 1984 D) 1998
 
Answer & Explanation Answer: D) 1998

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Filed Under: Indian Politics
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Q:

Under which Article of Indian Constitution an emergency can be declared on the grounds of failure of constitutional machinery in the states?

A) Article 350 B) Article 352
C) Article 356 D) Article 368
 
Answer & Explanation Answer: C) Article 356

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