NCERT
- Describe how modern adaptations of traditional rainwater harvesting methods are being carried out to conserve and store Traditional methods of rainwater harvesting like 'the rooftop method' are becoming popular in India. In Gendathur village, Mysore, about 200... 1
- Discuss how rainwater harvesting in semi-arid regions of Rajasthan is carried out. Houses in the semi arid regions of Rajasthan have traditionally constructed tanks for storing drinking water. They are big and are a part of... 1
- Compare the advantages and disadvantages of multi-purpose river projects. Multipurpose river projects help in irrigation, electricity production, flood control, inland navigation and fish breeding. However, the res... 1
- What is water scarcity and what are its main causes? Water scarcity or water stress occurs when water availability is not enough to match the demand for water. It is caused by an increase in po... 1
- Explain how water becomes a renewable resource. Water is a renewable resource as it is renewed by water cycle itself, where three processes take place as evaporation, condensation and prec... 1
- Here are some false statements. Identify the mistakes and rewrite them correctly. (a) Multiplying urban centres with large and dense populations and urban lifestyles have caused the over exploitation of water resources. (b... 1
- Which one of the following statements is not an argument in favour of multi-purpose river projects? Correct option is c) Multi-purpose projects lead to large scale displacements and loss of livelihood. 1
- Based on the information given below classify each of the situations as 'suffering from water scarcity' or 'not (a) Not suffering from water scarcity (b) Suffering from water scarcity (c) Suffering from water scarcity (d) Not suffering from water scarc... 1
- Write a note on good practices towards conserving forest and wildlife. Good practices towards conserving forest and wildlife are plenty. Nowadays, many non-governmental organisations are working towards creating... 1
- Describe how communities have conserved and protected forests and wildlife in India. Indian forests are home to different communities. These communities have a complex relationship with their environment. The Mundas and the S... 1
- How have human activities affected the depletion of flora and fauna? Explain. Human activities such as poaching, deforestation, the expansion of railways, agriculture, commercial and scientific forestry, and mining are... 1
- What is biodiversity? Why is biodiversity important for human lives? Biodiversity is immensely rich in wildlife and cultivated species, diverse in form and function, but closely integrated in a system through... 1
- Match the following. Reserved forests Protected forests Unclassed forests Reserved forests forests are regarded as most valuable as far as the conservation of forest and wildlife resources Protected forests forest... 1
- Match the following animals with their category of existence. Animals/Plants Category of existence Animals/Plants Category of existence Black buck Endangered Asiatic elephant Vulnerable Andaman wild pig Endemic Himalayan brown bear Rare Pi... 1
- Which of the following conservation strategies do not directly involve community participation? Correct option is d) Demarcation of Wildlife sanctuaries 2
- Which of these statements is not a valid reason for the depletion of flora and fauna? Correct option is c) Grazing and fuel wood collection 2
- Solve the puzzle by following your search horizontally and vertically to find the hidden answers. (i) Resources (ii) Minerals (iii) Black (iv) Laterite (v) Afforestation (vi) Alluvial 1
- How have technical and economic development led to more consumption of resources? Technical and economic development have led to more consumption of resources on account of various factors such as: Technological developmen... 1
- Explain land use pattern in India and why has the land under forest not increased much since 1960-61? Land resources in India are primarily divided into agricultural land, forest land, land meant for pasture and grazing, and waste land. Waste... 1
- What are the biotic and abiotic resources? Give some examples. Biotic Resources: The resources which are obtained from the biosphere and have life are called Biotic Resources. For example, animals and pl... 1
- What steps can be taken to control soil erosion in the hilly areas? In hilly areas, soil erosion can be controlled by ploughing across contour-lines, making use of terrace farming techniques and using strips... 1
- What type of soil is found in the river deltas of the eastern coast? Give three main features of this type of soil. Alluvial Soil is found in the river deltas of the eastern coast. Three features of alluvial soil: Alluvial soils are very fertile. They are... 1
- Name three states having black soil and the crop which is mainly grown in it. Maharashtra, Madhya Pradesh and Chhattisgarh are states having black soil. Cotton is mainly grown in black soil. 1
- In which of the following states is black soil found? (a) Jammu and Kashmir (b) Maharashtra (c) Rajasthan (d) Jharkhand correct option is b) Maharashtra 2