7th Class

Question: Define the following: Glacier, Iceberg, Snow, Hail, Frost. Answer: Glacier: It is large chunk of ice that moves like a river over the surface of land. Glaciers are found moving from high mountains and are a source of fresh water. Iceberg: It is a large piece of ice that has broken …

NCERT 7th Class (CBSE) Science: Light – Quiz 20 Multiple Choice Questions related to NCERT 7th Class (CBSE) Science: Light – Quiz: Lateral inversion means left looks like right and right looks like left in a mirror. Spectrum is the band of colours seen when the white light passes through …

Question: What do you means by lateral inversion? Answer: Lateral inversion means left looks like right and right looks like left in a mirror. Question: What is a spectrum? Answer: Spectrum is the band of colours seen when the white light passes through the prism and splits into seven colours. …

Question: Graphic represent the nature of the distance-time graph of motion of the given object – Answer: (1) An athlete running at a constant speed. (2) A train waiting at a station for another train pass by. Question: Differentiate between periodic and non periodic motion. Answer: Differentiate between periodic and non periodic …

Question: What is waste water? How it is produced? Schematically represent the process of waste water treatment. Answer: The used water that comes into drains from bathroom, toilets and kitchen. The process is: The waste water sewage reaches through domestic sewerage’s. Bar screens are used to remove large substances like cans …

Question: What is a village panchayat? How did it help Susheela? Answer: Village panchayats are democratic institutions at local level. They provide a forum for the people to discuss and decide on issues concerning their lives in the village. It helped Susheela to get her own freedom and justice. Question: How …

NCERT 7th Class (CBSE) Science: Time and Motion – Quiz 19 Multiple Choice Questions related to NCERT 7th Class (CBSE) Science: Time and Motion – Quiz: Time Period: The time taken by a pendulum to complete one oscillation. Oscillation: One complete to and fro motion of a pendulum bob from its mean …

NCERT 7th Class (CBSE) Social Science: Democracy – Quiz 22 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: NCERT 7th Class (CBSE) Social Science: Democracy – Quiz: India is a democratic republic because it has an elected President and a government run by the elected representatives of people. …

NCERT 7th Class (CBSE) Social Science: The Medieval World – Quiz 15 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: The Medieval World – Quiz: The eighth to the eighteenth Century is regarded as the medieval period in India. India was known by different names at different …

Question: Write a short note on the term “Sapta Sindhu”. Answer: During Vedic age, India was called “Sapta Sindhu” or the “Land of seven rivers”. These rivers were the Indus, Jhelum, Chenab, Ravi, Sutlej and the mythical Saraswati. Sindhu was the Sanskrit name for the Indus. The earliest reference to …