General Science Questions

Q:

What is the scientific name for washing soda?

A) Sodium carbonate B) Sodium bicarbonate
C) Calcium carbonate D) Calcium bicarbonate
 
Answer & Explanation Answer: A) Sodium carbonate

Explanation:
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Q:

The uranium fuel used worldwide is mainly in the form of 

A) U3O8 B) UO2
C) UF6 D) U metal
 
Answer & Explanation Answer: B) UO2

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Q:

How many layers of skin does a human have?

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

Explanation:

The human skin is made of 3 layers. They are ::

1) The Epidermis

2) The Dermis

3) The Hypodermis

 

how_many_layers_does_human_skin_have1542259835.jpg image

 

Epidermis :: 

It is the outermost layer of skin, provides a waterproof barrier and creates our skin tone.

 

Demis ::

It is beneath the epidermis, contains tough connective tissue, hair follicles, and sweat glands.

 

Hypodermis ::

It is deeper layer and is made of fat and connective tissue.

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Q:

The Mudumalai National Park is located in which state  ?

A) Chattisgarh B) Haryana
C) Tamil Nadu D) Karnataka
 
Answer & Explanation Answer: C) Tamil Nadu

Explanation:

The Mudumalai National Park (MNP) is located about 150 kilometres north-west of Coimbatore city in Tamil Nadu. The protected area is home to several endangered and vulnerable species including Indian elephant, Bengal tiger, gaur and Indian leopard. There are at least 266 species of birds in the sanctuary, including critically endangered Indian white-rumped vulture and long-billed vulture.

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Q:

How is the nitrogen taken up by the plants?

I. In the form of inorganic nitrates or nitrites
II. In the form of organic compounds
III. Directly taken up from the atmosphere

A) Only I and II B) Only I and III
C) Only II and III D) All I, II and III
 
Answer & Explanation Answer: A) Only I and II

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Q:

Whose science is Seismography?

 

A) Rivers B) Earthquake
C) Mountain D) Volcano
 
Answer & Explanation Answer: B) Earthquake

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Q:

In a laser (say neon laser) all the atoms emit the light waves of 

A) Same frequency B) Same amplitude
C) Same phase D) All the above
 
Answer & Explanation Answer: D) All the above

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Q:

Suppose if we measure the time lapse between the two Sunsets by sitting in the beach , from this we can estimate 

A) The distance between the sun and earth B) The depth of the ocean
C) The radius of the earth D) The radius of the sun
 
Answer & Explanation Answer: C) The radius of the earth

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