AIEEE Questions

Q:

The acid used in lead storage cells is

A) Sulphuric acid B) Nitric acid
C) Hydrochloric acid D) Phosphoric acid
 
Answer & Explanation Answer: A) Sulphuric acid

Explanation:

The acid used in lead storage cells is Sulphuric acid. They are used car batteries. Lead-acid batteries are capable of being recharged, which is important for their use in cars.

the_acid_used_in_lead_storage_cells_is1545132418.jpg image

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Filed Under: Chemistry
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Q:

In how many different ways could couples be picked from 6 men and 9 women ?

A) 26 B) 54
C) 52 D) 28
 
Answer & Explanation Answer: B) 54

Explanation:

Number of mens = 8

Number of womens = 5

 

Different ways could couples be picked = C16×9C1 = 9 x 6 = 54 ways.

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Filed Under: Permutations and Combinations
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Q:

The pioneer of Communism in India was

A) M.N.Roy B) Nalin Gupta
C) M.R.Jayakar D) S.A.Dange
 
Answer & Explanation Answer: A) M.N.Roy

Explanation:

Manabendra Nath Roy, known as M.N. Roy was an Indian revolutionary, radical activist and political theorist, as well as a noted philosopher in the 20th century. Roy was a founder of the Mexican Communist Party and the Communist Party of India.

The_pioneer_of_Communism_in_India1560343205.jpg image

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Filed Under: Indian History
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Q:

Veins seen in the leaves, serve the function of

A) Transpiration B) Photosynthesis
C) Storage D) Conduction
 
Answer & Explanation Answer: A) Transpiration

Explanation:

Veins seen in the leaves, serve the function of Transpiration.

Related image

Transpiration is the process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released to the atmosphere. 

 

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Filed Under: Biology
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Q:

How many Nucleotides make up a Codon?

A) 3 B) 4
C) 5 D) 6
 
Answer & Explanation Answer: A) 3

Explanation:

3 Nucleotides make up a Codon. 

The nucleotide triplet that encodes an amino acid is called a codon.

Each group of three nucleotides encodes one amino acid.

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Filed Under: Biology
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Q:

What is the first step in Photosynthesis?

A) Formation of ATP B) Joining of 3-carbon atom to form glucose
C) Ionization of water D) Excitement of an electron of chlorophyll photon of light
 
Answer & Explanation Answer: D) Excitement of an electron of chlorophyll photon of light

Explanation:

The first step in Photosynthesis is Excitement of an electron of chlorophyll photon of light.

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Filed Under: General Science
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Q:

Claude Bernard first recognized

A) plant stomata opening and closing to maintain homeostasis B) chemical reactions of enzymes
C) separate fluids outside and inside the cell D) feedback loops
 
Answer & Explanation Answer: A) plant stomata opening and closing to maintain homeostasis

Explanation:

Claud_Bernard1533194164.jpg image

 

Claude Bernard was a French physiologist, who first recognised plant stomata opening and closing to maintain homeostasis.

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Filed Under: Famous Personalities
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Q:

What was one outcome of laissez faire economic policies?

A) Poverty traps that cannot be escaped through free choice B) Monopoly power that emerges naturally in the market and allows businesses to exploit consumers
C) Businesses pay workers low D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Laissez-faire is simply a way to describe a government's hands-off approach to economic policies. This approach was particularly prevalent in the United States at the turn of the 20th century, which led to numerous issues within American manufacturing.

 

There are many outcomes of laissez-faire economic policies. Some of the outcomes of laissez-faire economics were:

* Businesses pay workers low.

* Pollution of air and water.

* Poverty traps that cannot be escaped through free choice. 

* General glut that results from overproduction or underconsumption

* Monopoly power that emerges naturally in the market and allows businesses to exploit consumers. 

* Exploitation of the working class that pushes wages down to subsistence and compels laborers to work in harsh and unsafe conditions. 

* External economies that generate situations where desirable goods are underproduced on the market, and undesirable goods are overproduced on the market. 

* Public goods that are not supplied by the market due to free-rider problems.

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Filed Under: Indian Economy
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