Class 8 Crop Production And Management CBSE Questions & Answers

Class 8 · Crop Production And Management

This is Science Class 8 Crop Production and Management CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The method which allows selective cultivation of only healthy seedlings is :
  • A
    Transpiration
  • B
    Transplantation
    Correct
  • C
    Broadcasting
  • D
    Transportation
2
These days ploughs are made of iron instead of wood because :
  • A
    iron plough is stronger
    Correct
  • B
    iron is easily available
  • C
    all of the above
  • D
    iron is very cheap
3
Which of the following group is that of horticultural crops ?
  • A
    potato, balsam, papaya, onion, crotons.
    Correct
  • B
    marigold, balsam, orange, wheat, maize.
  • C
    bougainvillea, groundnut, jowar, cotton, crotons.
  • D
    crotons, cactus, barley, cabbage, groundnut.
4
Milk yielding animals are also known as :
  • A
    milk products
  • B
    broilers
  • C
    milch animals
    Correct
  • D
    diary animals
5
The image shows a :
Question 5 figure 1
  • A
    fibre crop product
  • B
    cereal crop product
  • C
    spice crop product
    Correct
  • D
    oil seed crop product
6
Birds can be kept away from fields through :
  • A
    spraying pesticides
  • B
    spraying weedicides
  • C
    wire fences
  • D
    scare crows
    Correct
7
A variety of sugarcane exhibits early maturation then it is :
  • A
    poor yielding variety
  • B
    not necessary to be irrigated
  • C
    bad for productivity
  • D
    good for production
    Correct
8
For a HYV of cereal crop :
  • A
    it must be tall
  • B
    it must be unbranched
  • C
    it must be dwarf
    Correct
  • D
    it must be leafless
9
Overflooding of fields leading to accumulation of water in field will deplete :
  • A
    light penetration ability
  • B
    capillary water
  • C
    soil air
    Correct
  • D
    biological fauna
10
The type of crop shown in the following image is:
Question 10 figure 1
  • A
    vegetable crop
  • B
    cereal crop
  • C
    pulse crop
    Correct
  • D
    oil seed crop
11
Raising crops by providing manures and biological methods refers to :
  • A
    organic farming
  • B
    both organic farming abd sustainable agriculture
    Correct
  • C
    sustainable agriculture
  • D
    culture farming
12
Which of the following groups includes only rabi crops?
  • A
    bajra, mustard, cotton, gram, linseed
  • B
    bajra, maize, mustard, gram, paddy
  • C
    pea, cotton, wheat, maize, paddy
  • D
    pea, mustard, wheat, gram, linseed
    Correct
13
The part of land where agriculture depends on monsoon, in our country is :
  • A
    < 10 percent
  • B
    45 percent
  • C
    > 50 percent
    Correct
  • D
    only 18 percent
14
Due to easy solubility in water, fertilisers :
  • A
    needed in small quantity
  • B
    leach out fast causing water pollution
  • C
    easily absorbed by plants
  • D
    all of these
    Correct
15
Fodder crop examples are:
  • A
    Amaranthus & Alfalfa
  • B
    Chenopodium & Alfalfa
  • C
    Burseem & Alfalfa
    Correct
  • D
    Parthenium & Amaranthus