How do biotic and abiotic factors affect crop production?

Question:

Answer:

Biological factors such as pathogenic micro-organisms, insects, birds etc. damage the crops and reduce the production. Abiotic factors such as heavy rains, storms, hail, frost, drought, etc. reduce the production by damaging the crops.

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How do you differentiate between capture fishing, mariculture and aquaculture.

For increasing production, what is common in poultry, fisheries and bee keeping?

What are the benefits of cattle farming?

How do good animal husbandry practices benefit farmers?

How do storage grain losses occur?

What is genetic manipulation? How is it useful in agricultural, practices?

What are the advantages of intercropping and crop rotation?

Why are manure and fertilizers used in fields?

Explain any one method of crop production which ensures high yield.

What is pasturage and how is it related to honey production?

What are the desirable characters of bee varieties suitable for honey production?

What are the advantages of composite fish culture?

How are fish obtained?

What are the differences between broilers and layers and in their management?

What management practices are common in dairy and poultry farming?

Discuss the implications of the following statement: “It is interesting to note that poultry is India’s most efficient converter of low fiber food stuff (which is unfit for human consumption) into highly nutritious animal protein food.”

Which method is usually used for improving cattle breeds and why?

What factors may be responsible for losses of grains during storage?

Why should preventive measures and biological control methods be preferred for protecting crops?

Which of the following conditions will give the most benefits? Why?

Compare the use of manure and fertilizers in maintaining soil fertility.

How do plants get nutrients?

What are macronutrients and why are they called macronutrients?

What are the desirable agronomic characteristics for crop improvements?

What do we get from cereals, pulses, fruits and vegetables?

Chapter 12 NCERT Class 9 Science SOLUTIONS

Question:

Answer:

More NCERT Questions

How do you differentiate between capture fishing, mariculture and aquaculture.

For increasing production, what is common in poultry, fisheries and bee keeping?

What are the benefits of cattle farming?

How do good animal husbandry practices benefit farmers?

How do storage grain losses occur?

What is genetic manipulation? How is it useful in agricultural, practices?

What are the advantages of intercropping and crop rotation?

Why are manure and fertilizers used in fields?

Explain any one method of crop production which ensures high yield.

What is pasturage and how is it related to honey production?

What are the desirable characters of bee varieties suitable for honey production?

What are the advantages of composite fish culture?

How are fish obtained?

What are the differences between broilers and layers and in their management?

What management practices are common in dairy and poultry farming?

Discuss the implications of the following statement: “It is interesting to note that poultry is India’s most efficient converter of low fiber food stuff (which is unfit for human consumption) into highly nutritious animal protein food.”

Which method is usually used for improving cattle breeds and why?

What factors may be responsible for losses of grains during storage?

Why should preventive measures and biological control methods be preferred for protecting crops?

Which of the following conditions will give the most benefits? Why?

Compare the use of manure and fertilizers in maintaining soil fertility.

How do plants get nutrients?

What are macronutrients and why are they called macronutrients?

What are the desirable agronomic characteristics for crop improvements?

What do we get from cereals, pulses, fruits and vegetables?

Related Topics

Chapter 12 NCERT Class 9 Science SOLUTIONS

Question:

Answer:

More NCERT Questions

How do you differentiate between capture fishing, mariculture and aquaculture.

For increasing production, what is common in poultry, fisheries and bee keeping?

What are the benefits of cattle farming?

How do good animal husbandry practices benefit farmers?

How do storage grain losses occur?

What is genetic manipulation? How is it useful in agricultural, practices?

What are the advantages of intercropping and crop rotation?

Why are manure and fertilizers used in fields?

Explain any one method of crop production which ensures high yield.

What is pasturage and how is it related to honey production?

What are the desirable characters of bee varieties suitable for honey production?

What are the advantages of composite fish culture?

How are fish obtained?

What are the differences between broilers and layers and in their management?

What management practices are common in dairy and poultry farming?

Discuss the implications of the following statement: “It is interesting to note that poultry is India’s most efficient converter of low fiber food stuff (which is unfit for human consumption) into highly nutritious animal protein food.”

Which method is usually used for improving cattle breeds and why?

What factors may be responsible for losses of grains during storage?

Why should preventive measures and biological control methods be preferred for protecting crops?

Which of the following conditions will give the most benefits? Why?

Compare the use of manure and fertilizers in maintaining soil fertility.

How do plants get nutrients?

What are macronutrients and why are they called macronutrients?

What are the desirable agronomic characteristics for crop improvements?

What do we get from cereals, pulses, fruits and vegetables?

Related Topics

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