Government of India encourages the cultivation of 'sea buckthorn'. What is the importance of this plant? 1. It helps in controlling soil erosion and in preventing desertification. 2. It is a rich source of biodiesel. 3. It has nutritional value and is well-adapted to live in cold areas of high altitudes. 4. Its timber is of great commercial value. Which of the statements given above is/are correct?

With reference to the current trends in the cultivation of sugarcane in India, consider the following statements: 1. A substantial saving in seed material is made when 'bud chip settlings' are raised…

With reference to Neem tree, consider the following statements: 1. Neem oil can be used as a pesticide to control the proliferation of some species of insects and mites. 2. Neem seeds are used in the…

Consider the following statements about Rhynchostylis retusa (Foxtail orchid): 1. It is an epiphytic orchid. 2. The species is endemic to North-east India. 3. It is the State flower of Arunachal Prad…

Consider the following statements: 1. The crops which are sown in the rainy season are called Rabi crops. 2. Paddy, maize, soya bean, groundnut and cotton are Rabi crops. 3. The crops grown in the wi…

Which of the following statements are correct regarding vegetative propagation of plants? 1. Vegetative propagation produces clonal population. 2. Vegetative propagation helps in eliminating the viru…