Q1 of 465 Page 46

Define crop? Name the various types of crops. What are Kharif and Rabi crops?

When plants of same type are grown and cultivated at a large scale it is known as Crop. The various types of crops are Wheat Rice, Maize, Chickpea, Mustard etc.


Kharif crops- The crops that are grown during the rainy( monsoon season) are known as Kharif crops. The seeds are sown at the beginning of the monsoon season and are reared at the end of the monsoon season.


Example - Rice(Paddy), Millet and Cotton crop


Rabi Crop - Crops grown at the winter season starting from October till march are known as Rabi Crops.


Example - Wheat, Mustard and Gram


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3

Check List or Key Items

In composite fish culture mark the fish as surface feeder (S), middle zone feeder(M)and bottom feeder (B) Fish Feeding (F)












Fish



Feeding



(a) Catla


(b) Common carp


(c) Mrigal


(d) Rohu



 4

Match the stimulus with appropriate response















Seed



Cereal A



Pulse B



Oil Seed C



(i) Lentil


(ii) Sesame


(iii) Millets


(iv) Black Gram


(v) Maize





 2

Describe the mechanism of crop variety improvement.

 3

How are minerals replenished in the soil of a crop field?