Question 1

Q1: Explain any one method of crop production which ensures high yield.

Accepted Answer

One method of crop production that ensures high yield is the use of high-quality seeds combined with proper irrigation, fertilizers, and crop protection measures. High-quality seeds are selected for their desirable characteristics such as disease resistance and high yield potential. Irrigation ensur...

Question 2

Q2: Why are manure and fertilizers used in fields?

Accepted Answer

Manure and fertilizers are used in fields to enrich the soil with essential nutrients required for plant growth. Manure contains organic matter and supplies small quantities of nutrients, improving soil structure and water-holding capacity. Fertilizers are commercially produced and supply specific n...

Question 3

Q3: What are the advantages of inter-cropping and crop rotation?

Accepted Answer

Inter-cropping and crop rotation offer several advantages. Inter-cropping involves growing two or more crops simultaneously in a definite pattern. This maximizes the utilization of nutrients and prevents pests and diseases from spreading to all plants of one crop. Crop rotation involves growing diff...

Question 4

Q4: What is genetic manipulation? How is it useful in agricultural practices?

Accepted Answer

Genetic manipulation is the process of altering the genetic material of an organism to introduce desirable traits. In agricultural practices, genetic manipulation, often through the creation of genetically modified (GM) crops, is useful for several reasons. It can enhance crop yield by incorporating...

Question 5

Q5: How do storage grain losses occur?

Accepted Answer

Storage grain losses occur due to both biotic and abiotic factors. Biotic factors include insects, rodents, fungi, mites, and bacteria, which can damage and consume the grains. Abiotic factors include inappropriate moisture levels and temperatures in the storage place, which can lead to degradation...

Question 6

Q6: How do good animal husbandry practices benefit farmers?

Accepted Answer

Good animal husbandry practices benefit farmers in several ways. They improve the health and productivity of livestock, leading to increased yields of milk, eggs, and meat. Proper feeding, breeding, and disease control enhance the quality of animal products. Efficient management practices reduce mor...

Question 7

Q7: What are the benefits of cattle farming?

Accepted Answer

Cattle farming provides several benefits. It is a source of milk, which is a nutritious food. Draught animals are used for agricultural work such as tilling, irrigation, and carting, especially in areas where mechanization is limited. Cattle dung is used as manure, enriching the soil and improving c...

Question 8

Q8: For increasing production, what is common in poultry, fisheries and bee-keeping?

Accepted Answer

For increasing production, common practices in poultry, fisheries, and bee-keeping include improved breeding techniques, proper feeding and nutrition, disease management, and efficient management practices. In poultry, cross-breeding programs are used to develop high-yielding breeds. In fisheries, c...

Question 9

Q9: How do you differentiate between capture fishing, mariculture and aquaculture?

Accepted Answer

Capture fishing involves obtaining fish from natural resources such as oceans, rivers, and lakes. Mariculture is a type of aquaculture that involves the culture of marine organisms in seawater environments. Aquaculture, more broadly, is the farming of aquatic organisms, including fish, shellfish, an...

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