IMPROVEMENT IN FOOD RESOURCES

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 inter-cropping and crop rotation?

Why are manures 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 advantages of composite fish culture?

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

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 fibre food stuff (which is unfit for human consumption) into highly nutritious animal protein food."

Which method is commonly 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?

(a) Farmers use high-quality seeds, do not adopt irrigation or use fertilizers.

(b) Farmers use ordinary seeds, adopt irrigation and use fertilizer.

(c) Farmers use quality seeds, adopt irrigation, use fertilizer and use crop protection measures.

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

How do plants get nutrients?

What are macro-nutrients and why are they called macro-nutrients?

What are the desirable agronomic characteristics for crop improvements?

How do biotic and abiotic factors affect crop production?

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