Tag: evs

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Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

On storage, the sweetness of corn is lost due to conversion of soluble sugars into polysaccharide. If corn is immersed after harvest in boiling water and cooled, the sweetness remains because the.

  1. Polysaccharide is re-converted into soluble sugars

  2. Concentration of sugar increases due to heating

  3. Conversion of sugars to polysaccharide stops

  4. Enzymes responsible for the conversion are destroyed
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Fresh corn is sweet due to high sugar content, but enzymes rapidly convert these sugars into tasteless polysaccharides after harvest. Immersing the corn in boiling water denatures and destroys these enzymes, preserving the sweetness.

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

Which of the following is an example of a weed of Rabi season that infest wheat crop?

  1. Chenopodium

  2. Motha

  3. Jowar

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Chenopodium is a fast growing annual weed affecting wheat farms. 

Motha or C. Rohtundus affects crops of cotton and sugarcane. 
Jowar is a crop. Thus the correct answer is 'Chenopodium'. 

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

The largest area under cultivation in India is for which of the following crops?

  1. Rice

  2. Wheat

  3. Sugarcane

  4. Jowar
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Rice is one of the chief grains of India. Moreover, this country has the largest area under rice cultivation, as it is one of the principal food crops. It is, in fact, the dominant crop of the country. In India, the largest area under cultivation of rice is in Uttar Pradesh. 

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

Rabi crops are harvested in

  1. Spring

  2. Summer

  3. Winter

  4. Autumn
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The crops that are sown in winter and harvested in spring season are Rabi crops. For example, Oats, pulses, mustard, linseed, etc are some Rabi crops. Rabi crops are mainly harvested in the spring season which is suitable for it.

So, the correct option is 'Spring'.

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

Crops grown on irrigated lands, which do not have to wait for monsoons are called _______________

  1. Rabi crops

  2. Zaid crops

  3. Kharif crops

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

  • The crops which don't have to wait for the monsoon to arrive and are grown in irrigated lands are called Zaid crops. 
  • They are grown in duration between Rabi and Kharif crop season i.e, mainly from March to June. 
  • They require warm and dry weather for their growth. Cucumber, sunflower, watermelon, sugar-cane are some examples of Zaid crops.

So, the correct option is 'Zaid crops'.

Multiple choice evs farming brings prosperity agriculture and types of crops crop management management of crops in india

Kharif is derived from Arabic language during the mughals, which means__________

  1. Autumn

  2. Summer

  3. Spring

  4. Rain
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

  • The word 'Kharif' came with the arrival of Mughals in the Indian subcontinent and are widely used ever since. Kharif means "autumn" in Arabic. Since this period coincides with the beginning of autumn/winter in the Indian subcontinent, it is called as "Kharif period". 

Therefore, the correct answer is option A.