Question

Kindly answer the above questions given in the attachment




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Answer 1

Green manure: Some plants like guar are first grown on the cultivating fields and then mulched by ploughing them into the soil before sowing the crop seeds in order to replenish the soil with essential like nitrogen and phosphorus. This manure is called green manure.

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The main elements of animal husbandry are

• Proper feeding of animals.
• Providing freshwater to animals.
• Providing safe and hygienic shelter to animals.
• Ensuring proper health of animals and protection against diseases.
• Proper breeding of animals.

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Differentiation between fertilizers and manure

Fertilizers are inorganic substances manufactured in factories. Manures are relatively less rich in plant nutrients, they only remove general deficiency of soil. Fertilizers are very rich in plant nutrients like NitrogenN, Phosphorus P, Potassium K. They add humus to soil by providing organic substances and nutrients.

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MEASURES TO BE TAKEN FOR BETTER CROPPING FOR FARMERS IF THE RAINFALL IS LOW THROUGHOUT THE YEAR:

Farmers should use drought resistant and early maturing varieties of crops. Large amount of humus and organic manure should be added to enrich the soil, so that water holding capacity can be increased. Farmers should conserve water through water harvesting so that it can be used later.

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what is the name given to gops obtained by introducing the gene that provides the desired characteristics:

The genetically modified crops are the genetically engineered crops which are produced when the desired genes of interests are extracted from the plants and inserted into the desired plants so as to introduce beneficial traits to improve the quality and yield of the crops.

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