Questions

Q:

The primary motor cortex is located in the

 

A) frontal lobe B) temporal lobe
C) occipital lobe D) Parietal lobe
 
Answer & Explanation Answer: A) frontal lobe

Explanation:
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Q:

Which state is in the eastern most state of India

A) Assam B) Nagaland
C) Arunachal Pradesh D) Manipur
 
Answer & Explanation Answer: C) Arunachal Pradesh

Explanation:

Arunachal Pradesh is the eastern most state of India.

Which_state_is_in_the_eastern_most_state_of_India1536034869.jpg image

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Q:

Consider the following statements :

1. There is no net moment on a body which is in equilibrium.

2. The momentum of a body is always conserved.

3. The kinetic energy of an object is always conserved.

Which of the statements given above is/are correct?

A) 1, 2 and 3 B) 2 and 3 only
C) 1 and 2 only D) 1 only
 
Answer & Explanation Answer: C) 1 and 2 only

Explanation:

There are two conditions that must be met for an object to be in equilibrium. The first condition is that the net force on the object must be zero for the object to be in equilibrium. If net force is zero, then net force along any direction is zero.

Kinetic energy (KE) is the energy of motion, and kinetic energy is not always conserved in a collision

Energy and momentum are always conserved.

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Q:

By volume, 21% of air is _______________.

 

A) hydrogen B) oxygen
C) nitrogen D) carbon dioxide
 
Answer & Explanation Answer: B) oxygen

Explanation:
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Q:

Find the work done (in J) when a charge of 20 C moves across a potential difference of 4 V.

 

 

A) 5 B) 40
C) 80 D) 10
 
Answer & Explanation Answer: C) 80

Explanation:
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Q:

A sarcomere is best described as a

 

A) fixed structural unit within a myofibril bounded by Z lines. B) moveable structural unit within a myofibril bounded by H zones.
C) moveable structural unit within a myofibril bounded by Z lines. D) fixed structural unit within a myofibril bounded by A bands.
 
Answer & Explanation Answer: C) moveable structural unit within a myofibril bounded by Z lines.

Explanation:
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Q:

Which one of the following organisms is dependent on saprophytic mode of nutrition?

 

A) Agaricus B) Ulothrix
C) Riccia D) Cladophora
 
Answer & Explanation Answer: A) Agaricus

Explanation:

Saprophytic fungi feed on dead plant and animal remains. Many are extremely beneficial, breaking down this organic material into humus, minerals and nutrients that can be utilised by plants. Agaricus is one among them.

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Q:

Choose the most appropriate answer:

Todar Mal was associated with________ in Akbar’s durbar.

A) Music B) Literature
C) Finance D) Law Reforms
 
Answer & Explanation Answer: C) Finance

Explanation:

Raja Todar Mal was the Finance Minister of the Mughal empire during Akbar's reign.

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