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 …

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 …

Physical and Chemical Changes 7th Class NCERT CBSE Science Chapter 06 Question: What kind of change is shown by tearing of paper? Answer: Tearing of paper is a physical change although, it cannot be reversed. Question: Melting of wax is a change where a solid changes to liquid state. Give one more …

Results of the CBSE board classes will likely to be declared in July-end Pending 10th and 12th CBSE exams will be held at students’ schools and not at external centers Union Human Resource Development Minister Ramesh Pokhriyal on Thursday announced that remaining exams of 10th and 12th Central Board of …

Acids Bases and Salts 7th Class NCERT CBSE Science Chapter 05 Question: What is the test for acids and bases using litmus paper? Answer: Acids turn blue litmus paper red while bases turn red litmus paper blue. Question: What name is given to those substances which do not change the colour of …

Heat NCERT 7th Class CBSE Science Chapter 04 Question: In a mercury thermometer, the level of mercury rises when its bulb comes in contact with a hot object. What is the reason for this rise in the level of mercury? Answer: As the temperature increases, then expansion in mercury takes place which …

Fibre to Fabric NCERT 7th Class CBSE Science Chapter 03 Question: Name the sources of obtaining fibres. Answer: The sources of obtaining fibres are plants and animals. Question: Name some wool yielding animals. Answer: Wool yielding animals are sheep, yak, llama, alpaca, angora goat, angora rabbit and camel. Question: In which part …

Nutrition in Animals NCERT 7th Class CBSE Science Chapter 02 Question: What is the total number of teeth in an adult human? Answer: In an adult human, there are total 32 teeth. Nutrition in Animals NCERT – Question: Name the parts of the alimentary canal where water gets absorbed from undigested …