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Crop Production and Management Test - 19

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Crop Production and Management Test - 19
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  • Question 1
    1 / -0
    Which of the following agricultural tools is required to harvest a crop?
    Solution
    The sickle is made up of a curved blade and has a handle. The instrument is commonly used for harvesting the crops. The curved blade is sharp and helps in cutting the leaves, grains and other succulent parts of the crop plants. It is a versatile agricultural hand tool used to shape the soil, control weeds, clear soil, and harvest root crops. 
    Thus, the correct answer is option B. 
  • Question 2
    1 / -0
    Sheep rearing is a branch of ________.
    Solution
    Animal husbandry,
    Sheep farming is the raising and breeding of domestic sheep. It is a branch of animal husbandry. Sheep are raised principally for their meat (lamb and mutton), milk (sheep's milk), and fiber (wool). ... Newborn lambs are typically subjected to tail docking, mulesing, and males may be castrated.
  • Question 3
    1 / -0
    Which of the following is also called unwanted plants?
    Solution
    Weeds are unwanted or undesirable plants as they compete with desirable crops in the field for nutrients, sunlight and interfere with the growth of crops.
    So, the correct answer is option A.
  • Question 4
    1 / -0
    Good crop management involves _______ before distribution
    Solution
    Good crop management involves storage of grains before distribution. This is because proper storage of grains prevent spoilage of grains. Thus it helps the farmers to sell them at a good price and avoid loss due to spoilage. 

    Therefore the correct answer option A
  • Question 5
    1 / -0
    Among the given options, which option is not correct? 
  • Question 6
    1 / -0
    Which of the following tools would a farmer use to remove weeds from the field?
    Solution
    Weeds are unwanted, unattractive and troublesome plants. Hoe is used to slice weeds by skimming it just under the soil surface using a sweeping motion
    The plough is used to loosen and aerate the soil leaving crop residue at the top of the soil. 
    Axe is used to cut perennial, woody plants to harvest wood for various purposes. 
    Cultivators are used to breaking large clods of soil. 

    Therefore, option A is correct.
  • Question 7
    1 / -0
    The system of irrigation, where in water is supplied drop by drop near the roots of plants is called as
    Solution
    Watering plants by drip irrigation method is a more economical way of watering plants. In this technique, water is supplied drop by drop near the plant roots through the small opening is called as drippers. By this method, there is no loss of water due to seepage, run off or evaporation.
  • Question 8
    1 / -0
    Given below are statements about the harmful effects of weeds on crop plants.
    (i) They interfere while harvesting.
    (ii) They help crop plants grow healthily.
    (iii) They compete with crop plants for water, nutrients, space, and light.
    (iv) They affect plant growth.
    Choose the correct statements from above.
    Solution
    Harmful effects of weeds on crop of plant are as follows:
    • They interfere in harvesting.
    • They compete with crop plants for water, nutrients, space and light.
    • They affect plant growth.
    • Presence of weeds increases the cost of agriculture and hinders the progress of work.
    • It increases the irrigation requirement.
    • They reduce the value of produce or otherwise adds the cost of cleaning.
    • Some weeds when eaten (Cleome viscosa) by milch animals will produce an undesirable odour in the milk. At times death/disorder/deformity may occur.  For example, Datura stramonium.
    • The fruits and seeds of Xanthium strumarium and Achyranthes aspera entangle with wool which fetch lower prices.
    • They harbour insect pests, pathogens and parasites.
    • They reduce the value of the land.
    • Presence of weeds will impair the purity of varieties by chance of cross pollination.
    • Weeds cause health hazards to man and animals.
    • Weeds cause allelopathic effect.
    Therefore, the correct answer is option A.
  • Question 9
    1 / -0
    The process of loosening and turning of soil is called:
    Solution
    • The process of loosening and turning of soil is called tilling or ploughing. 
    • This is done by using a plough, hoe, or cultivator.
    • The soil is loosened to increase the absorption of water and manures.
    • It improves soil quality by increasing aeration. It controls the weeds. 

    Therefore, option C is correct. 
  • Question 10
    1 / -0
    Which of the following food grains forms the most important staple food for mankind?
    Solution
    • Cereals are edible grains. They chiefly contain carbohydrates, fibres, and proteins. 
    • They are considered important sources of energy. 
    • They are grown in greater quantities than any other type of crop and are preferred by people of different cultures as a staple food. 
    • Some commonly used cereals are rice, wheat, maize, etc. 

    Thus, the correct answer is option B.
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