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Q:

Which of the following is a Decomposition Reaction?

A) 2HgO ----> 2Hg + O2 B) 6NaNO3 ----> 6NaNO2 + 3O2
C) ZnCO3 ----> ZnO + CO2 D) All the above
 
Answer & Explanation Answer: D) All the above

Explanation:

All the given reactions are Decomposition reactions.

Decomposition reaction is a reaction in which only one reactant is splitted into two or more products.

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Q:

Scalar Quantities are

A) physical quantities which have magnitude only and no direction B) physical quantities which have no magnitude only and only direction
C) physical quantities which have magnitude only and direction D) physical quantities which have no magnitude and no direction
 
Answer & Explanation Answer: A) physical quantities which have magnitude only and no direction

Explanation:
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Q:

Force of impact is the force

A) by the objects weight B) by the speed of the object
C) when the objects meet D) None of the above
 
Answer & Explanation Answer: C) when the objects meet

Explanation:

Force of impact is the force when the objects meet. The speed of the object plays an important role in the generation of force of impact. The laws of physics determine that the force of impact increases with the square of the increase in speed.

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Q:

According to Nomura's Report, India’s GDP growth rate is expected to be around _________ in the financial year 2017-18.

A) 7.6% B) 7.3%
C) 7.8% D) 7.1%
 
Answer & Explanation Answer: D) 7.1%

Explanation:
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Q:

Which of the following does not influence haemoglobin saturation?

A) Nitric oxide B) Carbon dioxide
C) Temperature D) DPG
 
Answer & Explanation Answer: A) Nitric oxide

Explanation:
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Q:

Food wrapped in news paper is likely to get contaminated by 

A) Magnesium B) Alluminium
C) Lead D) Copper
 
Answer & Explanation Answer: C) Lead

Explanation:

It gets contaminated by lead

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Filed Under: Biology

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Q:

Which of these phosphorylates ADP to make ATP?

A) E B) B
C) C D) A
 
Answer & Explanation Answer: A) E

Explanation:

The ATP is synthesized from ADP and an inorganic phosphate and involves special channel proteins that are embedded in a membrane. ATP is formed in the electron transport chain of photosynthesis and cellular respiration.

 

which_of_these_phosphorylates_adp_to_make_atp1554270963.jpg image

 

Photosynthesis only occurs in autotrophic organisms while respiration occurs in all types of organisms.

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Q:

Who has sworn in as 45th Chief Justice of India  ?

A) Dipak Misra B) J S Khehar
C) T. S. Thakur D) Ranganath Misra
 
Answer & Explanation Answer: A) Dipak Misra

Explanation:
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