NEW DELHI: Central Board of Secondary Education (CBSE)’s rescheduled examinations for classes X and XII will be held at the school of the candidates and not at the earlier allotted examination centre. From Wednesday, students who wish to change their examination centre, can make a request for it. The rescheduled …

Light 7th Class NCERT CBSE Science Chapter 15 Question: Briefly mention whether mirror change the direction of light. Answer: Yes, when a ray of light is incident on the mirror surface, then the mirror changes the direction of light. Question: The image formed by a lens is always virtual, erect and smaller …

Electric Current and its Effects 7th Class NCERT CBSE Science Chapter 14 Question: Mention the name of the two devices that work on the basis of magnetic effects of current. Answer: The devices that work on the basis of magnetic effects of current are loudspeaker and electric bell. Electric Current and its …

Motion and Time 7th Class NCERT CBSE Science Chapter 13 Question: Give the basic unit of speed. Answer: Metre / second is the basic unit of speed. Motion and Time NCERT – Question: Mention which is the most common thing in almost all the clocks. Answer: The most common thing in almost …

Reproduction in Plants 7th Class NCERT CBSE Science Chapter 12 Question: Why is the process of reproduction necessary? Answer: The process of reproduction is necessary for the perpetuation and preservation of species and to increase the number of members of species. Question: If the filament of Spirogyra is broken into fragments. What …

Transportation in Animals and Plants 7th Class NCERT CBSE Science Chapter 11 Question: Name some useful products or materials that are carried by blood. Answer: Food, water and oxygen are the products that are carried by blood to every part of the body. Question: Circulatory system consists of three major organs. Name …

Respiration in Organisms 7th Class NCERT CBSE Science Chapter 10 Question: What are the end products of aerobic respiration. Answer: During aerobic respiration, carbon dioxide and water are released along with a large amount of energy. Question: The cellular respiration process takes place in which cell organelle? Answer: Cellular respiration takes place …

Soil 7th Class NCERT CBSE Science Chapter 09 Question: In how many groups the soil has been categorized? Name them. Answer: The soil has been categorized into four major groups, i.e. clay silt sand gravel Question: Which soil is considered to be the most fertile and used for growing crops? Answer: Loamy …

Winds, Storms and Cyclones 7th Class NCERT CBSE Science Chapter 08 Question: Why is Chandigarh unlikely to be affected by a cyclone? Answer: Chandigarh is unlikely to be affected by a cyclone because it is not near to the sea or an ocean. Question: Discuss the major cause of winds. Answer: Wind …

Weather, Climate and Adaptations of Animals to Climate 7th Class NCERT CBSE Science Chapter 07 Question: During rainy season, what do we use to protect ourselves from rainwater? Answer: We use umbrella or raincoat to protect ourselves from rainwater during rainy season. Question: A fish dies when taken out of water, whereas …