1. Which among the following is a Kharif Crop?

(a) Wheat

(b) Gram

(c) Mustard

(d) Rice

Rice is the right answer.
The crops which are sown in the rainy season are called kharif crops. The rainy season in India is generally from June to September. Paddy, maize, soyabean, groundnut, cotton, etc., are kharif crops.
The crops grown in the winter season are called rabi crops. Their time period is generally from October to March. Examples of rabi crops are wheat, gram (parippu), pea, mustard and linseed.

2. Tilling or ploughing os soil means?

(a) Preparation of soil

(b) Sowing

(c) Adding manure and fertilisers

(d) Irrigation

Preparation of soil is the right answer.
The preparation of soil is the first step before growing a crop. One of the most important tasks in agriculture is to turn the soil and loosen it. This allows the roots to penetrate deep into the soil. The process of loosening and turning of the soil is called tilling or ploughing. This is done by using a plough. Ploughs are made of wood or iron. If the soil is very dry, it may need watering before ploughing. The ploughed field may have big pieces of soil called crumbs. It is necessary to break these crumbs with a plank.

3. Rhizobium bacteria which are present in the nodules of the roots of leguminous plants can fix

(a) Atmospheric nitrogen

(b) Atmospheric oxygen

(c) Carbon Dioxide

(d) Potassium.

Atmospheric nitrogen is the right answer.
These are present in the nodules of the roots of leguminous plants. They fix atmospheric nitrogen.

4. The same kind of plants grown and cultivated on a large scale at a place is called?

(a) Agriculture

(b) Crop

(c) Cultivation

(d) Estate

Crop is the right answer

5. The first step before growing crops?

(a) Preparation of soil

(b) Sowing

(c) Adding manure and fertilisers

(d) Irrigation

Preparation of soil is the right answer.

If you are able to answer 4 questions, your preparation is satisfactory

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