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Crop Production and Management Class 8 MCQs Questions with Answers
I. Choose the correct option.
Question 1.
The branch of science that deals with growing plants and raising livestock for human use is
(a) agriculture
(b) horticulture
(c) pisciculture
(d) animal husbandry
Answer
Answer: (a) agriculture
Question 2.
Products obtained from the crops are called
(a) yield
(b) produce
(c) crop
(d) fertiisers
Answer
Answer: (b) produce
Question 3.
The practice of growing two or more dissimilar crops in the same field one after another is
(a) crop rotation
(b) tilling
(c) plantation
(d) weeding
Answer
Answer: (a) crop rotation
Question 4.
The unwanted plants that grow along with the crops are called
(a) fertilisers
(b) manure
(c) weeds
(d) kharîf crops
Answer
Answer: (c) weeds
Question 5.
The ideal months for harvesting kharif crop are
(a) June/July
(b) AugustfSeptember
(c) September/October
(d) November/December
Answer
Answer: (c) September/October
Question 6.
Which of the following is an example of rabi crop?
(a) Potato
(b) Onion
(c) Jute
(d) Pulses
Answer
Answer: (a) Potato
Question 7.
The method of loosening the soil is called
(a) harvesting
(b) ploughing
(c) levelling
(d) threshing
Answer
Answer: (b) ploughing
Question 8.
Levelling of soil helps to prevent
(a) soil erosion
(b) cultivation
(c) sowing
(d) drought
Answer
Answer: (a) soil erosion
Question 9.
Which of the following is not a kharif crop?
(a) Paddy
(b) Maize
(c) Groundnut
(d) Peas
Answer
Answer: (d) Peas
Question 10.
Which of the following are agricultural implements?
(a) Seed drills
(b) Silos
(c) Harrow
(d) All of these
Answer
Answer: (d) All of these
Question 11.
The process of beating out grains from the harvested wheat crop is called
(a) beating
(b) crushing
(c) threshing
(d) harvesting
Answer
Answer: (c) threshing
Question 12.
Watering the crops is called
(a) sowing
(b) manuring
(c) tilling
(d) irrigation
Answer
Answer: (d) irrigation
Question 13.
Which of the following is not provided to the soil by a chemical fertiliser?
(a) Nitrogen
(b) Humus
(c) Potassium
(d) Phosphorus
Answer
Answer: (b) Humus
Question 14.
The chemical substances rich in nutrients are called
(a) fertilisers
(b) weedicides
(c) pesticides
(d) herbicides
Answer
Answer: (a) fertilisers
Question 15.
Compost is basically a
(a) manure
(b) fertiliser
(c) pesticide
(d) weedicide
Answer
Answer: (a) manure
II. Fill in the Blanks
Question 1.
Plants of one kind grown at a one place on a large scale is called ………………
Answer
Answer: crop
Question 2.
……………… is a simple tool used for removing weeds and for loosening the soil.
Answer
Answer: Hoe
Question 3.
Propagation of ginger is usually done using ………………
Answer
Answer: stem
Question 4.
……………… improves the texture of the soil.
Answer
Answer: Manure
Question 5.
Condition necessary to grow maize is ………………
Answer
Answer: low temperature
Question 6.
A common weed that grow among the crops is ………………
Answer
Answer: Amaranthus
Question 7.
……………… is the process of cutting and gathering the ripened crop.
Answer
Answer: Harvesting
Question 8.
……………… crops are sown in winter season.
Answer
Answer: Rabi
Question 9.
Kharif crops are sown in ……………… season.
Answer
Answer: rainy
Question 10.
Products obtained from the crops are called ………………
Answer
Answer: produce
Question 11.
’The process of removing weeds is called ………………
Answer
Answer: weeding
Question 12.
……………… is the practice of growing two or more dissimilar crops in the same piece of land.
Answer
Answer: Mixed cropping
Question 13.
Separation of grain from chaff with the aid of wind is called ………………
Answer
Answer: winnowing
Question 14.
Leguminous plants fix ……………… in the soil.
Answer
Answer: nitrogen
Question 15.
Cod liver oil is rich in ………………
Answer
Answer: Vitamin D
III. True or False
Question 1.
Rice is a kharif crop.
Answer
Answer: True
Question 2.
Jute is a rabi crop.
Answer
Answer: False
Question 3.
Storage of grains is not an agricultural practice.
Answer
Answer: False
Question 4.
Process of levelling involves breaking down the larger lumps of soil.
Answer
Answer: True
Question 5.
Levelling prevents soil erosion.
Answer
Answer: True
Question 6.
The method of loosening the soil is called weeding.
Answer
Answer: False
Question 7.
Putting some dried neem leaves in the drum containing grain prevents the attack by insect pests.
Answer
Answer: True
Question 8.
The irrigation process destroys the soil.
Answer
Answer: False
Question 9.
Kharif crops are grown during rainy season.
Answer
Answer: True
Question 10.
Peas are not rabi crops.
Answer
Answer: False
Question 11.
The first agricultural task is the preparation of soil.
Answer
Answer: True
Question 12.
Combines are used for harvesting only.
Answer
Answer: False
Question 13.
Loosening of soil allows the roots to breathe easily.
Answer
Answer: True
Question 14.
Chemicals used to control rat and insects are known as pesticides.
Answer
Answer: True
Question 15.
Drip irrigation system is the economical method of irrigation.
Answer
Answer: True
IV. Match the following
| Column I | Column II |
| 1. Sickle | (a) Goat |
| 2. Metachlor | (b) Storage |
| 3. Pea | (c) Fertiliser |
| 4. Moat | (d) Pest |
| 5. Cod liver oil | (e) Fish |
| 6. Milk | (f) Harvest festival |
| 7. Rat | (g) Harvesting |
| 8. Silo | (h) Rabi crop |
| 9. Nabanya | (i) Weedicide |
| 10. Urea | (j) Irrigation |
Answer
Answer:
| Column I | Column II |
| 1. Sickle | (g) Harvesting |
| 2. Metachlor | (i) Weedicide |
| 3. Pea | (h) Rabi crop |
| 4. Moat | (j) Irrigation |
| 5. Cod liver oil | (e) Fish |
| 6. Milk | (a) Goat |
| 7. Rat | (d) Pest |
| 8. Silo | (b) Storage |
| 9. Nabanya | (f) Harvest festival |
| 10. Urea | (c) Fertiliser |
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