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Basic Science Questions with Answers for Practice

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Q :  

Which factor is not important in the germination of seeds?

(A) Air

(B) Humidity

(C) Suitable temperature

(D) Sunlight

Correct Answer : D

Q :  

When is the Kharif crop sown?

(A) June-July

(B) October-November

(C) March-April

(D) November-December

Correct Answer : A
Explanation :

Kharif crops – The crops sown in June-July in the Indian subcontinent are called Kharif crops. These crops are harvested in October and November. These require high temperature and humidity at the time of sowing and dry environment at the time of ripening.

Main Kharif crops – Cotton, groundnut, paddy, millet, maize, sweet potato, urad, moong, moth cowpea (Chanwala), jowar, arhar, dhaincha, sugarcane, soybean, okra, sesame, guar, jute, flax etc.


Q :  

When is the Rabi crop sown?

(A) March - April

(B) November-December

(C) June -July

(D) October-November

Correct Answer : D
Explanation :

Rabi season crops – Rabi crops are generally sown in the months of October and November and harvested from April to May.

Major crops of Rabi season – wheat, barley, gram, mustard, peas, berseem, rizka, green fodder, lentils, potato, rye, tobacco, lahi, oats, linseed and sunflower etc. Rabi season crops require low temperature at the time of sowing, hence they are sown in winter season. There should be a dry and warm environment for them to ripen.


Q :  

By what name is the winter crop season known in India?

(A) Rabi

(B) Cool

(C) Kharif

(D) Podu

Correct Answer : A

Q :  

In Indian agriculture, the period from July to October is called?

(A) Rabi season

(B) Kharif season

(C) Pre-Kharif season

(D) Season of recession

Correct Answer : B
Explanation :
In India, the season is popularly considered to start in June and end in October. Kharif crops are usually sown at the beginning of the first rains during the advent of the south-west monsoon season, and they are harvested at the end of monsoon season (October–November).



Q :  

When is the Kharif crop harvested?

(A) March

(B) June

(C) November

(D) December

Correct Answer : C
Explanation :

Kharif crops – The crops sown in June-July in the Indian subcontinent are called Kharif crops. These crops are harvested in October and November. These require high temperature and humidity at the time of sowing and dry environment at the time of ripening.

Main Kharif crops – Cotton, groundnut, paddy, millet, maize, sweet potato, urad, moong, moth cowpea (Chanwala), jowar, arhar, dhaincha, sugarcane, soybean, okra, sesame, guar, jute, flax etc.


Q :  

Ampere is the unit?

(A) Light intensity

(B) Electric charge

(C) Electric current

(D) Magnetic field

Correct Answer : C
Explanation :

What is Ampere? Ampere is defined as the unit of electric current that is equal to the flow of one Coulomb per second.


Q :  

What the following is not a unit of time?

(A) Leap year

(B) Lunar month

(C) Light year

(D) None of these

Correct Answer : B
Explanation :

EXPLANATION: From the above discussion, it is clear that Parsec and Light year are not units of time.


Q :  

Write the name, which of the following is not a Kharif crop?

(A) Tide

(B) Paddy

(C) Maize

(D) Gram

Correct Answer : D
Explanation :

Kharif crops – The crops sown in June-July in the Indian subcontinent are called Kharif crops. These crops are harvested in October and November. These require high temperature and humidity at the time of sowing and dry environment at the time of ripening.

Main Kharif crops – Cotton, groundnut, paddy, millet, maize, sweet potato, urad, moong, moth cowpea (Chanwala), jowar, arhar, dhaincha, sugarcane, soybean, okra, sesame, guar, jute, flax etc.


Q :  

Write the name, which of the following is not a rabi crop?

(A) Groundnut

(B) Wheat

(C) Barley

(D) Masoor

Correct Answer : A
Explanation :

Rabi season crops – Rabi crops are generally sown in the months of October and November and harvested from April to May.

Major crops of Rabi season – wheat, barley, gram, mustard, peas, berseem, rizka, green fodder, lentils, potato, rye, tobacco, lahi, oats, linseed and sunflower etc. Rabi season crops require low temperature at the time of sowing, hence they are sown in winter season. There should be a dry and warm environment for them to ripen.


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