1. Sikkim Which state of India has banned the use of chemical fertilizers for sustainable agriculture?

2. As a general philosophy, adopting sustainable agriculture means practicing agriculture without polluting the environment (soil, air, water), and without depleting any natural resources and destroying the ecosystem and biodiversity through your actions. Can produce adequate yield in a particular crop, without interruption.

1. The credit for initiating modern industrialization goes to coal energy resources.

2. Coal is a solid organic substance which is used as fuel. Coal is very important as a major source of energy. 35% to 40% of the total energy used comes from coal. Other combustible and useful substances are also obtained from coal.

1. The Indo-Gangetic plain, where the internal flow reemerges, is locally known as the Terai region. It is a low-lying area with fertile soils to the north of the Indo-Gangetic plain.

2. The Terai region has been formed from the sediments of the rivers originating from the Himalayas. These rivers enter the plains after emerging from the Himalayas and bring with them a huge amount of sediment. These sediments accumulate in the northern part of the plain and form the Terai region.

1. In northwest India, some weak temperate cyclones from the Mediterranean Sea cause rainfall over Punjab, Haryana, Delhi and western Uttar Pradesh.

2. Western cyclonic disturbances that enter the Indian subcontinent from the west and north-west during the winter months originate from the Mediterranean Sea and are brought into India by the westerly jet stream.

3. On an average, 4-5 western disturbances are formed during the winter season and the distribution of rainfall in each western disturbance is different.

4.Mawath is a Rajasthani word which means "Magh rain". It is very beneficial for crops like wheat etc. It comes from the south-western part.

5. Mawatha means "winter rain". This word is mainly prevalent in Rajasthan and other regions of North India. Mawatha usually occurs in the months of December to February. This rain is very beneficial for the wheat crop.

1. The Sadiya-Dhubri stretch of the Brahmaputra River has been declared National Waterway 2 by the National Waterways Act 1988.

2. The waterway extends from Dhubri to Sadiya for a distance of 891 km.

All the statements regarding agriculture in India are correct.

1. Rabi crops are sown in India from October to December and harvested from April to June.

2. Aus, Aman and Boro are three crops of paddy in Assam, West Bengal and Odisha.

1. It starts from the beginning of winter and continues till the beginning of summer (October–December to April–June).

2. Rabi crops include wheat, barley, gram, oats, mustard, linseed, potato and oilseeds.

3. Availability of rainfall during winter months due to western temperate cyclones helps in the success of these crops.

Kharif crops – The crops sown in June-July in the Indian subcontinent are called Kharif crops. These crops are harvested in October and November. These require high temperature and humidity at the time of sowing and dry environment at the time of ripening.

Main Kharif crops – Cotton, groundnut, paddy, millet, maize, sweet potato, urad, moong, moth cowpea (Chanwala), jowar, arhar, dhaincha, sugarcane, soybean, okra, sesame, guar, jute, flax etc.