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CBSE Class 8  >  Class 8 Test  >  Online Quizzes   >  Test: Crop Production And Management (Medium) - Class 8 MCQ

Crop Production And Management (Medium) - Free MCQ Practice Test with solutions,


MCQ Practice Test & Solutions: Test: Crop Production And Management (Medium) (20 Questions)

You can prepare effectively for Class 8 Online Quizzes for Class 8 with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Test: Crop Production And Management (Medium)". These 20 questions have been designed by the experts with the latest curriculum of Class 8 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 20 minutes
  • - Number of Questions: 20

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Test: Crop Production And Management (Medium) - Question 1
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Which of the following is a weed?

Detailed Solution: Question 1

Weeds can be defined as the unwanted plants that are grown in the field and harm the desired crops. Cyperinus is the most invasive weed found throughout the world. It is the weed of the rice field. This is the weed that is commonly found in the temperate regions.

Test: Crop Production And Management (Medium) - Question 2
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The process of loosening and turning of soil is called

Detailed Solution: Question 2

The correct option is C. Tilling and Ploughing
Explanation of the correct option:

  1. The process of loosening and turning the soil is called tilling or ploughing.
  2. Before sowing the seeds, the soil needs to be aerated properly for the better growth and development of the seed into a mature plant.
  3. It increases the absorption of water.
  4. It also allows the roots to tightly bind themselves to the soil.

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Test: Crop Production And Management (Medium) - Question 3
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The process of putting seeds into the soil is called as

Detailed Solution: Question 3

The process of putting seeds into the soil is called sowing. This is the primary process in the cultivation of crops or agriculture. The soil is aerated and the seeds are sown. The seeds can be sown by using hand or seed drills by using a tractor. The common plants whose seeds are sown crops like rye, oats, and wheat.

Test: Crop Production And Management (Medium) - Question 4
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Choose the correct options from the following. The advantage of manure is/are

Detailed Solution: Question 4

Manure is an organic substance produced by the decomposition of plant and animal wastes in the presence of microorganisms and used as fertilizers. Advantages of manure are that it is cheap, it reduce soil erosion, it increases soil fertility, water holding capacity, and aeration.

Test: Crop Production And Management (Medium) - Question 5
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Organic wastes can be decomposed to form ________, which can sustainably enhance the nutrient content of the soil.

Detailed Solution: Question 5

Composting is a process in which organic wastes are decomposed naturally to form a nutrient-rich compost. It is a natural and environment-friendly process, which forms a key feature in organic farming. Organic substances like animal faeces, leaves, grass clippings, vegetables, eggshells, etc. can also be composted and used in farms.

Test: Crop Production And Management (Medium) - Question 6
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What are the important steps in the preparation of soil?

Detailed Solution: Question 6

Turning and loosening are the important steps in the preparation of soil because they help in the penetration of the root deep into the soil.

Test: Crop Production And Management (Medium) - Question 7
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If you were a farmer, which of the following methods will you use to separate good quality and viable grains from a heap of grains after harvest?

Detailed Solution: Question 7

The most appropriate and simple method of separating good quality grains from the damaged ones is by immersing all the grains in water. Doing this will cause damaged or bad grains to float up because they are hollow. The viable or good seeds, on the other hand, will sink and settle at the bottom.

Test: Crop Production And Management (Medium) - Question 8
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What are the advantages of preparing the soil?

Detailed Solution: Question 8

Turning and loosening soil are the two most important steps in soil preparation. The process of turning brings a deep layer of soil that is rich in nutrients to topmost layer or topsoil. Loosening of the soil allows roots to easily penetrate the soil and also helps in the growth of earthworms and microbes that in turn help in the formation of humus.

Test: Crop Production And Management (Medium) - Question 9
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Arrange the following agricultural practices in the order in which they are followed.

(i) Harvesting

(ii) Sowing

(iii) Storage

(iv) Irrigation

(v) Preparation of soil

Detailed Solution: Question 9

In basic agricultural practice, the first step is to prepare the soil for crop. This step includes tilling or ploughing. Once the soil is well prepared, sowing is done. After sowing, a continuous water supply for crop growth is provided by irrigation. When the crops are ripe, they are harvested and the grains obtained are stored for further use.

Test: Crop Production And Management (Medium) - Question 10
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The process of drying wheat stalks in the sun and then beating them to separate the grains is called

Detailed Solution: Question 10

Threshing is done by drying the stalks in the field and then beating them to separate grains. The process of beating the stalks can be done by bullocks or machines. This can also be carried out with the help of a machine called ‘combine’ which is, in fact, a combination of harvester and thresher.

Test: Crop Production And Management (Medium) - Question 11
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Which of the following animal is taken care of in animal husbandry?

Detailed Solution: Question 11

Buffalo is a domesticated animal that is raised for farm purposes. It provides milk and also helps in carrying out various steps of agricultural work.

Test: Crop Production And Management (Medium) - Question 12
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Identify the agricultural method in which different crops are grown on a piece of the land season after season.

Detailed Solution: Question 12

Crop rotation is a method in which farmers cultivate different types of crops in a piece of land, season after season. This method helps in reducing soil erosion and increases soil fertility and crop yield.

Test: Crop Production And Management (Medium) - Question 13
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Rhizobium bacteria in the root nodules of leguminous plants help in fixing:

Detailed Solution: Question 13

Rhizobium bacteria in the root nodules of leguminous plants help in fixing nitrogen. Nitrogen has to be ‘fixed’ because plants cannot take up nitrogen directly from the atmosphere.

Test: Crop Production And Management (Medium) - Question 14
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Transplantation of seedling is done in

Detailed Solution: Question 14

Rice seedlings grown in a nursery are pulled and transplanted into puddled and levelled fields 15 to 40 days after seeding (DAS). Rice seedlings can either be transplanted manually or by machine. This is done in order to get higher yields and less weeding.

Test: Crop Production And Management (Medium) - Question 15
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BHC (Benzene hexachloride) is a

Detailed Solution: Question 15

BHC is a highly toxic, non-specific organochlorine insecticide used mostly for a wide variety of agricultural applications. According to Pesticides Association of India (PAI) estimates, BHC accounts for about 40 per cent of the total pesticide used in the country.

Test: Crop Production And Management (Medium) - Question 16
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The chemical substances rich in nutrients are called

Detailed Solution: Question 16

The chemical substances rich in nutrients are called Fertilisers. Fertilisers are the substances which are rich in inorganic nutrients. Fertilisers provide specific nutrients like nitrogen and potassium to soil thus increase the fertility of the soil.

Test: Crop Production And Management (Medium) - Question 17
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The soil matter formed by decayed organic matter is called

Detailed Solution: Question 17

The organic matter in soil derives from plants, animals and microorganisms. ... When it decays to the point in which it is no longer recognizable, it is called soil organic matter. When the organic matter has broken down into a stable substance that resists further decomposition it is called humus.

Test: Crop Production And Management (Medium) - Question 18
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Supply of water to crops at appropriate intervals is called

Detailed Solution: Question 18

The supply of water to the crops at different intervals is called irrigation. The time and frequency of irrigation vary from crop to crop, soil to soil and season to season. In the summer season, the frequency of watering is more due to the evaporation of water from the soil and leaves. In the case of wheat, irrigation is required at intervals during different stages of plant growth. Rice crop requires standing water in the field.

Test: Crop Production And Management (Medium) - Question 19
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Which instrument is used for spraying weedicides?

Detailed Solution: Question 19

The Right time of spraying Weedicide is after 32 - 40 days of Sowing. This time can be extended to one more week. But not more than 40 days of sowing because the weeds had already caused damage to the crop.

Test: Crop Production And Management (Medium) - Question 20
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Tool used for removal of weed is called as_________.

Detailed Solution: Question 20

  • A hoe is a simple tool used for removing weeds & for loosening the soil.
    • It consists of a blade set at right angles to a long handle.
    • It is commonly used in gardening and horticulture to loosen dirt and to chop weeds.
    • Primitive subsistence agriculture is practiced on small patches of land with the help of hoe.
    • Hoe helps in clearing soil of old roots and crop residues.

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This test contains 20 MCQs on Crop Production And Management (Medium) with detailed solutions for each question. It is part of the Online Quizzes for Class 8 course on EduRev, designed to align with the current Class 8 syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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