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CHAPTER - 4, , Agriculture, Exercise, , Question 1 A:, , Answer the following questions:, What is agriculture?, , Answer:, , The art of cultivation on the soil, raising crops and rearing, livestock is known as agriculture. Agriculture, in its various, forms, sustains life on earth. It provides us with food, meat and, milk. Agriculture is a primary source of livelihood for many, people in rural areas., , Question 1 B:, , Answer the following questions:, Name the factors influencing agriculture., , Answer:, The factors influencing agriculture are:, , a. Climate: Climate plays a very important role in agriculture., Too hot or too cold climatic conditions do not support, agriculture., , b. Soil: Fertile soil is integral to agriculture. Soil must have, adequate mineral and organic content to support crops. Deserts, are unsuitable for agriculture because of barren soil devoid of, any organic content.
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c. Relief: Geographical areas also have an impact on agriculture., Plains are most suitable for agriculture while hilly areas and, plateaus are difficult to cultivate on., , d. Other factors such as availability of irrigation facilities, size, of the landholdings, transport facilities, etc. also play a role, since without these amenities modern agriculture would not be a, profitable enterprise., , Question 1 C:, , Answer the following questions:, What is shifting cultivation? What are its disadvantages?, , Answer:, , Shifting cultivation is that process of agriculture where a small, area of forest is cleared by cutting down all the trees and by, burning. The ashes are mixed with the soil to make it more, fertile and land is used for agriculture. When the soil loses its, fertility, cultivators then shift to another patch of land and repeat, the process., , Disadvantages of shifting cultivation are:, a. It leads to the deforestation and loss of natural vegetation., , b. The deforested patch of land when left abandoned makes soil, lose which becomes more prone to soil erosion., , Question 1 D:, , Answer the following questions:, What is plantation agriculture?
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Answer:, , It is a type of commercial farming practiced on farms known as, estates to grow a single crop like tea, coffee, sugarcane, rubber,, etc. Produce of plantation agriculture is mostly for export or sale, in the market. The crops produced in plantation agriculture are, cash crops., , Question 1 E:, , Answer the following questions:, Name the fiber crops and name the climatic conditions required, for their growth., , Answer:, , Fibre crops are field crops used for making cloth, rope or paper., The fiber crops are cotton and jute. Climatic conditions for their, growth are as follows:, , Cotton:, , a. High temperature of about 27°C during the growth period., b. Rainfall of about 60 cm to 100 cm with frequent showers., c. Fertile, well-drained soil., , d. Dry, clear and sunny weather during the ripening of cotton, bolls., , Jute: Climatic conditions required for the growth of Jute:, a. Warm and wet climate., b. Rich and fertile Alluvial soil, , c. Heavy rainfall with frequent pouring.
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Question 2 A:, , Tick the correct answer:, Horticulture means ., , A. growing of fruits and vegetables., B. primitive farming., , C. growing of wheat, , Answer:, , Horticulture is the cultivation of fruits, vegetables, medicinal, plants, seeds, herns, nuts etc., , Question 2 B, , Tick the correct answer:, Golden fibers refers to, A. Tea, , B. Cotton, , C. Jute, , Answer:, , Jute is known as golden fibre because it is a cash crop and can, be profitable when sold in market. It is also golden in colour, because of which it is known as golden fibre., , Question 2 C:, , Tick the correct answer:, Leading producer of coffee is, A. Brazil, , B. India, , C. Russia
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Answer:, , Brazil has warm and dry climate with a well-defined rainy, season which is ideal climatic condition needed for coffee, production., , Question 3 A:, , Give reasons:, , In India agriculture is a primary activity., Answer:, , In India agriculture is a primary activity because nearly 70% of, India’s population is engaged in this activity directly or, indirectly. It provides food for human beings and raw materials, for agro-based industries. It is also a primary activity for people, in rural areas and India has very high rural population., , Question 3 B:, , Give reasons:, Different crops are grown in different regions., , Answer:, , Different crops need different climatic and geographical, conditions. So each crop is grown in region which has a climate, and relief suitable for its adequate growth., , Question 4 A:, , Distinguish between the following., Primary activities and tertiary activities, , Answer: