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Class 8 Practice – Level 2 – Set 1 – Crop Production and Management
Total questions: 25
1.
What is the main advantage of using a seed drill over traditional methods of sowing?
It helps in water conservation
It allows uniform distribution of seeds
It reduces the growth of pests
It increases soil fertility
None
2.
Which of the following pairs correctly matches a Kharif crop with a Rabi crop?
Rice and Cotton
Maize and Wheat
Groundnut and Mustard
Paddy and Gram
None
3.
Why is crop rotation considered a good agricultural practice?
It helps reduce the need for fertilizers
It increases the water-holding capacity of the soil
It prevents depletion of certain nutrients from the soil
It ensures better sunlight for all plants
None
4.
Which irrigation method is most effective in dry and arid regions?
Furrow irrigation
Drip irrigation
Flood irrigation
Sprinkler irrigation
None
5.
Why should seeds be treated before sowing?
To improve the growth rate
To protect seeds from pests and diseases
To increase the size of seeds
To prevent seeds from sprouting too early
None
6.
Which of the following is an advantage of using organic manure over chemical fertilizers?
It provides more nutrients to plants
It decomposes quickly and provides immediate results
It improves the structure and texture of the soil
It makes plants grow faster
None
7.
Which of the following is a biological control method for managing pests in crop production?
Using chemical pesticides
Releasing predators of pests into the field
Sprinkling neem oil on crops
Treating seeds with insecticides
None
8.
Why is it necessary to dry grains before storing them?
To increase their nutritional value
To prevent them from sprouting
To avoid spoilage due to moisture
To protect them from birds and animals
None
9.
Which type of irrigation method involves a network of pipes with small holes that deliver water directly to the plant roots?
Sprinkler irrigation
Drip irrigation
Moat
Canal irrigation
None
10.
In the context of farming, what is tilling?
The process of planting seeds
The process of loosening and turning the soil
The process of applying fertilizers
The process of harvesting crops
None
11.
Overuse of chemical fertilizers can lead to which of the following problems?
Increase in crop yield
Improvement in soil structure
Pollution of nearby water bodies
Decrease in plant diseases
None
12.
What is the most effective method to control weeds in large agricultural fields?
Hand weeding
Use of herbicides
Broadcasting
Mulching
None
13.
Which crop is commonly grown in areas with scanty rainfall?
Wheat
Rice
Millets
Sugarcane
None
14.
Vermicomposting refers to:
Adding chemical fertilizers to the soil
Using bacteria to decompose plant material
Using earthworms to convert organic waste into manure
Using pesticides to kill pests in the soil
None
15.
Which crop would you pair with leguminous crops in crop rotation to enrich the soil with nitrogen?
Rice
Wheat
Cotton
Gram
None
16.
Which method of irrigation is preferred in a region with uneven land?
Furrow irrigation
Drip irrigation
Sprinkler irrigation
Flood irrigation
None
17.
What is the role of seed selection before sowing?
To make the soil more fertile
To choose seeds with high germination potential
To increase the water content of seeds
To control the growth rate of plants
None
18.
What is the function of a combine machine in agriculture?
It loosens the soil
It removes weeds from the field
It harvests, threshes, and cleans the grain
It waters the crops
None
19.
Which of the following practices is recommended to prevent spoilage of stored grains?
Storing grains in open containers
Mixing grains with sand
Using airtight containers and treating with pesticides
Storing grains without drying them
None
20.
Which type of plough is typically used in large-scale farming for soil preparation?
Traditional wooden plough
Tractor-drawn plough
Bullock-drawn plough
Hand plough
None
21.
Manual weeding is labor-intensive. What is an effective alternative to this method in modern farming?
Using insecticides
Applying fertilizers
Using herbicides
Increasing irrigation
None
22.
Why is the practice of growing leguminous crops after cereals beneficial?
Leguminous crops improve soil aeration
They prevent soil erosion
They fix nitrogen in the soil
They attract fewer pests
None
23.
Which factor is crucial for determining the depth at which seeds should be sown?
Size of the seed
Color of the seed
Type of fertilizer used
Distance between rows
None
24.
Which of the following is a mechanical method of irrigation?
Sprinkler system
Canal system
Flood irrigation
Drip irrigation
None
25.
What is the advantage of intercropping?
It increases water requirement
It reduces soil erosion
It causes nutrient depletion
It leads to pest infestation
None
1 out of 25
Time's up
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