Improvements in Food Resources - 2

This is the correct option, as all of the above are sustainable agriculture practices.

This is the correct option, as all of the above are the advantages of sustainable agriculture.

This is the correct option. It is a macronutrient.

This is the correct option. Black gram is not a Rabi season crop. It is a Kharif season crop.

This is the correct option as this is a false statement. Manures are not nutrient specific and thus, are not much useful when a particular nutrient is required for a particular crop.

This is the correct option. Sorghum is a cereal. Pigeon pea is a pulse. Olive is an oil seed crop.

This is the correct option. Bacteria is not an abiotic factor responsible for grain loss during storage. It is a biotic factor.

This is the correct option. Sustainable agriculture is the adoption of various farming and production management techniques to maximise agricultural yield. Integrated agriculture is a combination of agriculture with other forms of culture such as pisciculture, aquaculture, sericulture etc. Organic farming is the practice of raising crops which have not been polluted with the use of manures, biofertilisers and biopesticides.

This is the correct option, as Phalaris is a narrow leaf weed and not a broad leaf weed.

This is the correct option, as it is an incorrect mixed cropping combination used by the farmers in India. Cotton and moong bean is the correct combination.

This is the correct option, as all of the above are preventive measures of pest growth.

This is the correct option, as all of the above are advantages of irrigation. 

This is the correct option as all of the above are the advantages of crop rotation.
Several crops may be grown in succession with only one soil preparation. Example, land is ploughed for maize and its stubble is left on the land for wheat.

This is the correct option as none of these statements are false. In mixed cropping, the risk of total crop failure due to uncertain monsoon is reduced. Due to the complementary effect of component crops, the yield of both crops increases and in mixed cropping, the chances of pest infestation are greatly reduced.
This is a wrong option as statement 'b' is correct.

This is the correct option. Locust is a chewing insect that is responsible for tearing off bits of leaves, chewing them and then swallowing them.

This is the correct option, as all of the above methods can be used to prevent and control the destruction of grains during storage.

This is the correct option. Isoproturon is a weedicide, not an insecticide.

This is the correct option, as it is a mechanical method to control weeds. All the lighter and finer operations carried out on the soil, between sowing and harvesting are termed as intercultural operations. This includes weeding, fertiliser application, mulching, etc.

This is the correct option. Atrazine is a weedicide and not a chemical fertiliser.

This is the correct option. Chittagong is an indigenous breed available in India.

This is the correct option. Deoni is a milch breed cattle.

This is the correct option. Aspergillosis is a fungal disease of fowl. The symptoms include patches on skin due to the growth of moulds.

This is the correct option. Amoebiasis is a parasitic disease of domestic animals that can be transmitted to human beings.

This is the correct option. M. S. Swaminathan is known as the 'Father of Green Revolution' in India.

Mullet is a marine fish cultured in coastal waters in India. This is the correct option.

This is the correct option. Salmonellosis is a bacterial disease of cattle. Its symptoms include fever and diarrhoea with blood clots.

This is the correct option as it is a false statement. 

This is the correct option. Manganese is not a vitamin present in honey. It is a mineral present in honey.

This is the correct option. Septicemia is a bacterial disease of the honey bee.

This is the correct option. Holstein-Friesian is the highest milk-yielding variety of cows. It can give 16,000 litres of milk in its lactation period.
This is a wrong option. The correct option is Holstein-Friesian.

This is the correct option. Common carp is an omnivorous bottom feeder.

This is the correct option. The Jersey bull, used for cross breeding, is an exotic variety from England.