Winds, Storms and Cyclones Exercise: 1). Fill the missing word in the blank spaces in the following statements: (a) Wind is moving air. (b) Winds are generated due to uneven heating on the earth. (c) Near the earth’s surface warm air rises up whereas comparatively cooler air comes down. (d) Air moves from a region of …
NCERT Solutions Std 7 Science Winds, Storms and Cyclones Read More »
Weather, Climate and Adaptations of Animals to Climate Exercise: 1). Name the elements that determine the weather of a place. The elements that determine the weather of a place are temperature, humidity, rainfall during the past 24 hours and wind speed. 2). When are the maximum and minimum temperatures likely to occur …
NCERT Solutions Std 7 Science Weather, Climate and Adaptations of Animals to Climate Read More »
Garbage In Garbage Out Exercise: 1). (a) Which kind of garbage is not converted into compost by the redworms? Ans: Garbage substances like polythene bags, plastic items, broken glass particles that are non degradable cannot be converted into compost by the redworms. (b) Have you seen any other organisms besides redworms, in your pit? If …
NCERT Solutions Std 6 CBSE Science Garbage In Garbage Out Read More »
Air Around Us Exercise: 1). What is the composition of air? Ans: Air is a mixture of nitrogen, oxygen, carbon dioxide, water vapour, dust particles and a few other gases. 2). Which gas in the atmosphere is essential for respiration? Ans: Oxygen in the atmosphere is essential for respiration. 3). How will you prove that …
NCERT Solutions Std 6 CBSE Science Air Around Us Read More »
