A. Fill in the blanks:-
1. The breeding and raising of livestock including poultry is called ______________
2. _______ is growing and harvesting of fruits, vegetables, flowers and decorative plants.
3 The crops are divided into two types- summer crops called kharif crops and winter crops called
__________________ crops.
4. __________________ crops are grown during summer between june/july and harvested by
september/october.
5. __________________ crops are grown in the winter between october/november and harvested by
march or april.
6. __________________ is the scattering of seeds over the soil surface by hand.
7. Pesticides kill pests as well as their eggs and __________________ but do not affect the plants.
8._________ is the cutting and gathering of the mature crop from the fields.
9. _______ is the process of removal of the edible part of grain from the scaly, inedible chaff that
surrounds it.
10. Wind winnowing is a method of separating grain from chaff by throwing the mixture into the
__________________ with a winnowing fan.
11. Hybridization is the process used for plant __________________ in which new varieties with
desired characteristics of high yield and resistance to disease, are developed.
12. Air contains majority of ______ .
13. Nitrogen is used by __________________ forms for the formation of protein, amino acids and
nucleic acids.
14. Ammonification is the process of ______ of organic nitrogen into ammonia.
15. Nitrification is the process in which __________________ is converted into nitrates in the soil with
the help of bacteria.
16. ______ are natural organic substances that are taken from animal wastes and plant residues.
17. ______ are rich in inorganic nutrients but do not contain humus.
18. Large scale of rearing of fish for food is known as _______________
19. Large scale rearing of honeybee is known as __________________.
20. __________________ is the artificial supply of water to farms when needed.
21 _______are unwanted plants that grow along with the crops.
22 __________________ is very common weed which grow with almost every crop
Answers
Answer:
1)animal husbandry
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Answer:
1. The breeding and raising of livestock including poultry is called Animal husbandry
2. Horticulture is growing and harvesting of fruits, vegetables, flowers and decorative plants.
3. The crops are divided into two types- summer crops called kharif crops and winter crops called rabi crops.
4. Kharif crops are grown during summer between june/july and harvested by september/october.
5. Rabi crops are grown in the winter between october/november and harvested by march or april.
6. Broadcasting is the scattering of seeds over the soil surface by hand.
7. Pesticides kill pests as well as their eggs and larvae but do not affect the plants.
8. Harvesting is the cutting and gathering of the mature crop from the fields.
9. Threshing is the process of removal of the edible part of grain from the scaly, inedible chaff that surrounds it.
10. Wind winnowing is a method of separating grain from chaff by throwing the mixture into the air with a winnowing fan.
11. Hybridization is the process used for plant breeding in which new varieties with desired characteristics of high yield and resistance to disease, are developed.
12. Air contains majority of nitrogen .
13. Nitrogen is used by life forms for the formation of protein, amino acids and
nucleic acids.
14. Ammonification is the process of Conversion of organic nitrogen into ammonia.
15. Nitrification is the process in which Ammonia is converted into nitrates in the soil with the help of bacteria.
16. Manures are natural organic substances that are taken from animal wastes and plant residues.
17. Fertilizer are rich in inorganic nutrients but do not contain humus.
18. Large scale of rearing of fish for food is known as pisciculture
19. Large scale rearing of honeybee is known as apiculture.
20. Irrigation is the artificial supply of water to farms when needed.
21. Weeds are unwanted plants that grow along with the crops.
22. Amaranthus is very common weed which grow with almost every crop.