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Science, (www.tiwariacademy.com), (Chapter - 9) (The Living Organisms and Their Surroundings), (Class - VI), , Exercises, Question 1:, What is a habitat?, €. Answer 1:, Habitat means a dwelling place (a home). The surroundings where organisms live is called a habitat., The organisms depend for their food, water, air, shelter and other needs on their habitat. Several, kinds of plants and animals may share the same habitat., , Question 2:, , How are cactus adapted to survive in a desert?, , €. Answer 2:, , Cactus lose very little water through transpiration. The leaves in cactus plants are present in the, shape of spines. This helps in reducing loss of water from the leaves through transpiration. Its stem, is converted into a leaf-like structure. Photosynthesis in these plants is usually carried out by the, stems. The stem is also covered with a thick waxy layer, which helps to retain water. Cactus plants, have roots that go very deep into the soil for absorbing water., , Question 3:, , Fill up the blanks, , (a) The presence of specific features, which enable a plant or an animal to live in a particular habitat,, is called, , (b) The habitats of the plants and animals that live on land are called habitat., , (c) The habitats of plants and animals that live in water are called habitat., , (d) Soil, water and air are the factors of a habitat., , (e) Changes in our surroundings that make us respond to them, are called, , €. Answer 3:, , (a) The presence of specific features, which enable a plant or an animal to live in a particular habitat,, is called adaptation., , (b) The habitats of the plants and animals that live on land are called terrestrial habitat., , (c) The habitats of plants and animals that live in water are called aquatic habitat., , (d) Soil, water and air are the abiotic factors of a habitat., , (e) Changes in our surroundings that make us respond to them, are called stimuli., , www.tiwariacademy.com, A Free web support in Eaucation, , 1