Long Answepe Questions.
1. Discuss the various types of crops based on the season in which they are sown.
2. What is sowing? How is it done?
3. What are fertilizers? What are their various types? How are they different from manures?
4. Describe nitrogen cycle with the help of well-labelled diagram.
Answers
Answer:
Plz Follow me... I know the answer of 4 but it's too long...
Explanation:
Answer 1) There are various types of crop on the basis of season is-
1)Rabi crop
2)Kharif crop
3)Zaid crop.
Answer 2) Sowing is method of removing of crop from their root. It is done by ploughing with hands.
Answer 3) Fertilizer is a nutrients of crop which contains NPK . NPK stands for Nitrogen, Phosphorus, Pottasium.
There are Mainly two types of fertilizer-
manure and Chemical fertilizer.
They are different from manure because in fertilizer there is chemical nutrients such as NPK , but in manure there is only waste organics products like Cow dung.
Answer 4) There are five step in nitrogen cycle.
Answer:
Explanation: 1) Rabi crops are sown in winter from October to December and harvested in summer from April to June. ... Important crops grown during this season are paddy, maize, jowar, bajra, tur (arhar), moong, urad, cotton, jute, groundnut and soyabean.
2) The process of scattering seeds in the ground soil for growing the crop plants is called sowing. Before sowing good quality seeds are selected.
3) Manures and fertilizers are soil additives that improve the soil quality, helping plants to grow. The main difference between the two is that manure is all-natural animal droppings while fertilizer may be natural but may also have chemicals and other unknown substances added to it.
4)The nitrogen cycle is the biogeochemical cycle by which nitrogen is converted into multiple chemical forms as it circulates among atmosphere, terrestrial, and marine ecosystems. The conversion of nitrogen can be carried out through both biological and physical processes.