Class 8 Science Multiple Choice Questions: Chapter 1 Crop Production and Management

Chapter 1

Crop Production and Management

Multiple Choice Questions

1. The Crops which are grown in rainy season are called

a) Rabi crop

b) Seasonal crop

c) Monsoon crop

d) Kharif crop

Answer:  d) Kharif crop

2. Rabi Crops are grown in _______ season

a) Summer

b) Spring

c) Winter

d) rainy

3. Now a days seed is sown in the field using

a) Seed Tractor

b) Seed drill

c) Seed Tiller

d) Seed Plough

4. Which of the following description is true for describing ‘fertiliser’

a) Used in large quantity

b) Organic in nature

c) Does not cause pollution

d) Produced in factories

5. Rhizobium (a Bacteria) which fixes atmospheric nitrogen are found in nodules growing in

a) Roots of leguminous plants

b) Leaves of leguminous plants

c) Stem of Leguminous plants

d) All of the above.

6. Before sowing the seeds, it is necessary to break soil to the size of grains to get better yield. The main tools used for such are

a) Tractor, Hoe, Seed drill

b) Bullock, tiller, tractor

c) Plough, Hoe, Cultivator

d) Plough, Seed Drill, Tractor

7. Growing different crops alternately on the same land is technically called

a) Crop Alternation

b) Crop Rotation

c) Crop Revolution

d) Crop Change

8. Moat, Dhekli and Rahat are different

a) Traditional methods of cultivation

b) Traditional methods of Weeding

c) Traditional methods of Seed sowing

d) Traditional methods of irrigation

9. In the harvested crop the grain seed is separated from the chaff. This process id called ___

a) Threshing

b) Seeding

c) Ploughing

d) Weeding

10. The farm appliance ‘Combine’ is a combined

a) Plough and Harvester

b) Seed drill cum Thresher

c) Harvester and Thresher

d) Harvester cum Sprayer

Question. The ideal months for harvesting kharif crop are
(a) June/July
(b) August/September
(c) September/October
(d) November/December

Answer : C

Question. In which of the following methods of irrigation rotating nozzles are used?
(a) Moat
(b) Drip system
(c) Chain Pump
(d) Sprinkler system

Answer : D

Question. The process of separating grains from chaff is known as:
(a) threshing
(b) harvesting
(c) winnowing
(d) transplantation

Answer : A

Question. Which of the following can make their own food:
(a) humans
(b) animals
(c) plants
(d) all of these

Answer : C

Question. Which of the following nutrients replenishes the soil after growing leguminous plants?
(a) Nitrogen
(b) Oxygen
(c) Phosphorus
(d) Potassium

Answer : A

Question. The tool used for removing weeds is:
(a) plough
(c) hoe
(b) leveller
(d) none of these

Answer : D

Question. Watering the crops is called
(a) sowing
(b) manuring
(c) tilling
(d) irrigation

Answer : D

Question. Pesticides are used to destroy:
(a) pests
(b) weeds
(c) crops
(d) none of these

Answer : A

Question. Which of the following is not a fertiliser:
(a) urea
(b) cow-dung
(c) potash
(d) super phosphate

Answer : C

Question. The farm appliance ‘Combine’ is a combined
(a) Plough and Harvester
(b) Seed drill cum Thresher
(c) Harvester and Thresher
(d) Harvester cum Sprayer

Answer : C

Question. The crops which are sown in the rainy season are called:
(a) kharif crops
(b) rabi crops
(c) zayed crops
(d) none of these

Answer : A

Question. Animals like horse, donkey that carries load are called
(a) Drought species
(b) Load carrying Animals
(c) Dairy Animals
(d) Draught Animal

Answer : B

Question.At home to store grains we use:
(a) wet neem leaves
(b) dried neem leaves
(c) dried mango leaves
(d) dried peepal leaves

Answer: B

Question. What is NPK?
(a) Fertiliser
(b) Manure
(c) Weedicide
(d) Weed

Answer : A

Question. Rhizobium bacteria is present in the nodules of the roots:
(a) wheat
(b) leguminous plants
(c) maize
(d) onion

Answer : D

Question. Before sowing the seeds, it is necessary to break soil to the size of grains to get better yield. The main tools used for such are
(a) Tractor, Hoe, Seed drill
(b) Bullock, tiller, tractor
(c) Plough, Hoe, Cultivator
(d) Plough, Seed Drill, Tractor

Answer : C

Question. Which of the following is an important factor for the growth of crops?
(a) Temperature
(b) Flumidity
(c) Rainfall
(d) All of the above

Answer : D

Question. The supply of water to crops at different intervals is called
(a) watering
(b) irrigation
(c) harvesting
(d) none of these

Answer : B

Question. The process of loosening and turning of the soil is called:
(a) sowing
(b) tilling or ploughing
(c) levelling
(d) none of these

Answer : D

Question. The process of separating grain from chaff is called
(a) Threshing
(b) Weeding
(c) Sowing
(d) Winnowing

Answer : C