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Crop Production And Management Mock Tests

30 questions available

Crop Production And Management Mock Test 1

Questions: 30

नमूना प्रश्न

Class 8 Science
Fertilizers are generally _______ than manure.
A Cheaper
B Rich in nutrients but can harm soil health long-term
C Slow-acting
D Organic in nature
Class 8 Science
Which of the following fertilizers releases nitrogen into the soil through nitrogen-fixing bacteria living in the root nodules of leguminous plants?
A Urea
B Rhizobium
C DAP (Diammonium phosphate)
D TSP (Triple superphosphate)
Class 8 Science
A farmer wants to retain moisture in the soil for the longest period. Which practice should they follow?
A Tilling immediately after harvesting
B Adding organic compost and mulching
C Ignoring crop rotation and leaving soil bare
D Using excessive chemical fertilizers
Class 8 Science
Which of the following is the correct sequence of operations in crop production?
A Sowing → Harvesting → Tilling → Irrigation
B Tilling → Sowing → Irrigation → Harvesting
C Tilling → Sowing → Harvesting → Irrigation
D Sowing → Tilling → Irrigation → Harvesting
Class 8 Science
Which of the following is a cross-bred animal breed developed for human milk production?
A Murrah
B Sahiwal
C Rosie
D Jersey
Class 8 Science
Which of the following is the process of separating grain from chaff using wind?
A Winnowing
B Threshing
C Winnowing and threshing
D Sifting
Class 8 Science
Which of the following is used to destroy unwanted insects and plants?
A Antibiotics
B Pesticides
C Fertilizers
D Insectivorous plants
Class 8 Science
What is the first step in crop production?
A Sowing
B Soil preparation
C Harvesting
D Manuring

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