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 …

क्रांतिकारी विनायक दामोदर सावरकर भारतीय स्वतंत्रता संग्राम के विवादास्पद व्यक्तित्व रहे हैं। जहाँ बहुत से लोग उन्हें महान क्रांतिकारी व देशभक्त मानते हैं वहीँ ऐसे लोगों की भी कमी नहीं जो उन्हें सांप्रदायिक मानते हैं और महात्मा गाँधी की हत्या से जोड़ कर देखते हैं। सत्य जो भी तथ्य ये …

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 …