CBSE Class 8 Science Crop Production And Management Worksheet Set A

Read and download free pdf of CBSE Class 8 Science Crop Production And Management Worksheet Set A. Students and teachers of Class 8 Science can get free printable Worksheets for Class 8 Science in PDF format prepared as per the latest syllabus and examination pattern in your schools. Standard 8 students should practice questions and answers given here for Science in Grade 8 which will help them to improve your knowledge of all important chapters and its topics. Students should also download free pdf of Class 8 Science Worksheets prepared by school teachers as per the latest NCERT, CBSE, KVS books and syllabus issued this academic year and solve important problems provided here with solutions on daily basis to get more score in school exams and tests

Crop Production And Management Class 8 Science Worksheet Pdf

Class 8 Science students should refer to the following printable worksheet in Pdf for Crop Production And Management in standard 8. This test paper with questions and answers for Grade 8 Science will be very useful for exams and help you to score good marks

Class 8 Science Worksheet for Crop Production And Management

CBSE Class 8 Science Worksheet - Crop Production and Management B - Practice worksheets for CBSE students. Prepared by teachers of the best CBSE schools in India.








Very Short Type Answer Questions :

Question. What are weeds?
Answer : Unwanted plants which grow along with crops are called weeds.

Question. Define crop.
Answer : Plants of same kind that are grown and cultivated at one place on large scale is called a crop.

Question. What is ploughing?
Answer : Loosening of soil is done by plough and this practice is also called ploughing or tilling.

Question. What do you understand by manures?
Answer : Manures are organic substances obtained from the decomposition of plants and animal wastes which provides lot of humus to the soil. It is very important for the healthy growth of plants.

Question. Name the bacteria which fix atmospheric nitrogen.
Answer : Rhizobium bacteria

Question. What is irrigation?
Answer : The supply of water to crops at different intervals is called irrigation.

Question. Classify crops on the basis of seasons in which they are grown.
Answer : On the basis of season in which crops are grown they are classified into: Rabi crops and Kharif crops.

Question. What do you understand by fertilisers?
Answer : Fertilisers are chemical substances which are rich in particular nutrients like nitrogen, phosphorus and potassium, they are produced in factories. example: urea, NPK, ammonium sulphate etc.

Short Type Answer Questions :

Question. What is crop rotation? How it helps in replenishment of the soil?
Answer : Crop rotation is the practice of growing a series of different types of crops in the same area in sequential seasons. Growing the same type of in the same place for many years in a row disproportionately depletes the soil of certain nutrients. With rotation, a crop that leaches the soil of one kind of nutrient is followed during the next growing season by a dissimilar crop that returns that nutrient to the soil or draws a different ratio of nutrients: for example, rice followed by cotton.

Question. Describe various methods of agricultural practices involved in crop production and management.
Answer : Preparation of soil by tilling and levelling .
i.Sowing of seeds into prepared soil
Ii.Adding manure and fertilisers for replenishment and enrichment of soil and healthy growth of crops
iii. The supply of water to crops at appropriate interval called as irrigation
iv. protecting from weeds by using weedicides
v. Harvesting of crops by machines
vi. Proper storage to protect them from harmful effects of pests and microorganisms

Q1. Fill ups:

1. ___________ compete with main crops for nutrients.

2. Grains are separated from harvested crops by using _________ & ________

3. Excess water in the fields may cause a condition called________________.

4. ____________ bacteria lies in the root nodules of leguminous plants helps in fixing of atmospheric nitrogen.

5. Bulk storage of grains is done in ____________& ___________.

6. The produced crop is stored in different containers, after being sundried, to

prevent the attack of______________.

Q2. Name the following:

1. Equipment used to level the tilled land.______________

2. Process of leaving the land uncultivated for one or more seasons.___________

3. Management & care of domestic animals._____________

4. Man made chemical substance rich in inorganic nutrients.____________

5. Separation of grain from its chaff or husk after threshing with the help of wind.______________

6. An agricultural implement used to sow seeds.______________

7. The process of removing weeds from the field.______________

8. Organisms which cause damage to the crops & make them unfit for human consumption._____________

Students must free download and practice these worksheets to gain more marks in exams. CBSE Class 8 Science Worksheet - Crop Production and Management B

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