7th Class

Question: Explain how the atmosphere sustain life on Earth. Answer: The atmosphere is vital for life on the Earth. It helps sustain life in various ways: The atmosphere acts as a blanket by trapping terrestrial radiation and keeping the warm. It ensures that there is the correct amount of heat …

Question: Which are the three main factors that influence atmospheric pressure? Answer: The main factors that influence air pressure are: Altitude: Air pressure is highest at mean sea level and decreases with increasing height. This happens because the atmosphere becomes thinner (less dense), in the upper atmospheric layers. Air temperature: Air …

NCERT 7th Class (CBSE) Social Science: Humidity and Rainfall – Quiz 20 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: Humidity and Rainfall – Quiz: The main factor that affects the humidity of air is temperature. When the temperature falls below the dew point, water vapour in …

Question: Distinguish between absolute humidity and relative humidity. In what units are they expressed? Answer: Absolute Humidity: This is the amount of water vapour present in a unit volume of air, and is expressed in kilograms per cubic meter. Relative Humidity: This is a measure of how dry or moist …

Question:Name the two regions of Rajasthan which are very hot. Answer: Jaisalmer and Bikaner. Question: Name the two regions of Jammu and Kashmir which are very cold or freezing cold. Answer: Drass and Kargil. Question: What are called bushes? Answer: Small plants are called bushes. Question: What is the special feature of mountain …

NCERT 7th Class (CBSE) Social Science: India – Natural Vegetation and Wildlife – Quiz 19 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: India – Natural Vegetation and Wildlife – Quiz: Pelican, Siberian Crane, Stork, Flamingo, Pintail, Duck and Curlew. Tropical deciduous forests: Teak and sal are …

NCERT 7th Class (CBSE) Social Science: Wholesale Market – The Sarees of Kanchipuram – Quiz 3 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: Wholesale Market – The Sarees of Kanchipuram – Quiz: Kanchipuram near Chennai is well known for its fine silk sarees. A few decades …

Question: What is the major advantage that a weaver enjoys when he sells directly to the customers? Answer: The advantages that weaver enjoyed is: The weaver is the master, and he decides the product. All the profit goes to him. He uses his creativity to produce the saree. There is no …

NCERT 7th Class (CBSE) Social Science: Markets Around Us – Quiz 16 Multiple Choice Questions related to NCERT 7th Class (CBSE) Social Science: Markets Around Us – Quiz: A market is a place where people need to exchange goods, service and information. In olden times, people exchanged goods through barter. …

Question: What is a market? Answer: A market is a physical place where buyers and sellers meets and exchange goods, services and information. Market serves as a link between the producers and the consumers, thereby ensuring the distribution of goods and services in a society. Two types of activities takes …