Crop Production & Management MCQ | Class 8 Science Ch 1 Quiz
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Class 8 Science Chapter 1 Objective Questions
Hello students! Here we have prepared an online MCQ test for Class 8 Science Chapter 1 (Crop Production and Management). This quiz is an excellent way to evaluate your exam preparation and revise important concepts. It includes Crop Production and Management MCQ that are frequently asked in examinations.
In this online test, you will find Class 8 Science objective questions related to the following topics:
- Kharif and Rabi Crops
- Agricultural Practices (Tilling, Sowing, Weeding)
- Manure and Fertilizers
- Methods of Irrigation
- Harvesting, Threshing, and Storage
Answer all 20 questions and analyze your preparation by checking your score at the end. Good luck!
Which of the following is an example of a Rabi crop?
Wheat is a Rabi crop, which is sown in the winter season, typically from October to March.
The process of separating grain from the chaff is called:
Threshing is the process of loosening the edible part of grain (or other crops) from the chaff to which it is attached.
Which agricultural instrument is used for tilling and loosening the soil?
A plough is a farm tool used for loosening or turning the soil before sowing seed or planting.
The supply of water to crops at appropriate intervals is known as:
Irrigation is the artificial process of applying controlled amounts of water to land to assist in the production of crops.
Which of the following is a chemical fertilizer?
Urea is a synthetic, inorganic fertilizer that is rich in nitrogen, whereas the others are forms of organic manure.
Which microorganism helps in the fixation of nitrogen in leguminous plants?
Rhizobium is a type of bacteria that lives in the root nodules of leguminous plants and fixes atmospheric nitrogen into the soil.
Unwanted plants that grow along with a crop are called:
Weeds are undesirable plants that compete with the main crop for nutrients, water, and sunlight.
The modern method of irrigation that saves water by using rotating nozzles is:
The sprinkler system uses rotating nozzles to sprinkle water over the crops, which is very efficient for uneven land and sandy soil.
Large-scale storage of grains is done in:
Silos and granaries are used for the large-scale storage of grains, protecting them from pests like rats and insects.
Which of the following is a Kharif crop?
Paddy is a Kharif crop, which is sown in the rainy season, typically from June to September.
The process of cutting the mature crop is known as:
Harvesting is the process of gathering a ripe crop from the fields.
A machine that performs both harvesting and threshing is called a:
A combine is a modern agricultural machine that combines the tasks of a harvester (for cutting) and a thresher (for separating grain).
Rearing of animals on a large scale for food and other needs is called:
Animal husbandry is the branch of agriculture concerned with animals that are raised for meat, fibre, milk, or other products.
Which of the following provides a lot of humus to the soil?
Manure is an organic substance that is rich in humus and nutrients, which improves soil texture and water retention capacity.
The practice of growing different crops alternately on the same piece of land is called:
Crop rotation helps in replenishing the soil with different nutrients and prevents the buildup of pests.
Which of these is used to remove weeds?
Weedicides, such as 2,4-D, are chemicals sprayed in the fields to kill weeds without harming the main crop.
In the drip irrigation system, water falls:
The drip system is a very efficient method where water is delivered directly to the base of the plants, preventing wastage.
What is the first step before growing a crop?
The preparation of soil, which involves tilling and levelling, is the first and most crucial step in agriculture.
Which of the following is NOT a traditional method of irrigation?
The Drip System is a modern method of irrigation, whereas Moat, Chain pump, and Dhekli are traditional methods.
Separating grain from harvested stalks is known as:
Threshing is the process of beating the harvested crop to separate the grains from the stalks and chaff.
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