CBSE Class 10 Science Sample Paper Solved 2021 Set E
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SECTION A 1. Why reproduction is considered to be an essential phenomenon in organisms? 2. What is Ganga action plan? SECTION B 3. i) What is meant by water harvesting? ii) Write two advantages of storing water in the ground. 4. Compare and contrast bio-mass and hydroelectricity as a...
SECTION A 1. Name the sex hormone secreted by male and female sex organs in human beings. 2. Write any two harmful effects of ozone depletion. SECTION B 3. “Rain water harvesting is essential”. Justify this statement giving two reasons. 4. Give two advantages and disadvantages of...
SECTION A 1. Name the sex hormone secreted by male and female sex organs in human beings. 2. What is Ganga action plan? SECTION B 3. List any two measures that you suggest for better management of water. 4. Explain how electrical energy is generated in a nuclear reactor...
SECTION A 1. The danger signals installed at the top of tall buildings are red in colour. Why? 2. Why do all elements of the same group have similar properties? 3. In the Chlor-alkali process, a gas X is formed as byproduct. The gas X reacts with lime water to give a compound Y which used...
SECTION A 1 What is ‘blob’ known as in Blob on a stick structures of Rhizopus? 2 Mention any one point of difference between Pepsin and Trypsin. 3 An element ‘P’ has atomic number 13. What would be its position in the modern periodic table? Write the formula of its oxide. 4 Write any two...
Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning
The Central Institute of Educational Technology (CIET), a constituent unit of National Council of Educational Research and Training (NCERT), is inviting entries for the 26th All India Children’s Educational Audio Video Festival (AICEAVF). This festival showcases the...
Science is inexplicably linked with our lives and helps us to understand the world around us better. Scientific and technological developments contribute to progress and help improve our standards of living. By engaging with this subject, students learn to think, solve...
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CBSE vide Circular No.Acad-51/2021 dated 5th July, 2021, notified that in the session 2021-2022, Board Examinations would be conducted in two terms, i.e.. Term I and Term II. This decision was taken due to the uncertainty arising out of COVID 19 Pandemic. Term I...
UNESCO has declared 21st February of every year to be celebrated as International Mother Language day to promote dissemination of Mother Language of all, create awareness of linguistic and cultural traditions and diversity across the world and to inspire solidarity...
The 5th edition of Pariskhas Pe Charcha the unique interactive program of Hon’ble Prime Minister with students teaches and parents will be held through virtual mode in February, 2022. In order to select participants who will be featured in Pariksha Pe Charcha programme...