NCERT Exemplar Problems Class 8 Science Chapter 6 Combustion and Flame Question. 1 A substance which reacts with oxygen giving heat is called a combustible substance. Which one of the following is a combustible substance? (a) Iron nail (b) Glass (c) Stone piece (d) Wood Answer. (d) Wood is a combustible substance. It is…
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NCERT Exemplar Problems Class 8 Science Chapter 5 Coal and Petroleum Question. 1 Various materials which are obtained from nature are called natural resources. Which of the following is not a natural resource? (a) Minerals (b) Water (c) Soil (d) Plastic Answer. (d) Minerals, water and soil are natural resources but plastic is a man-made…
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NCERT Exemplar Problems Class 8 Science Chapter 4 Materials : Metals and Non-Metals Question. 1 Which of the following is not a metal? (a) Copper (b) Sulphur (c) Aluminium (d) Iron Answer. (b) Copper, aluminium and iron are metals but sulphur is not a metal. Question. 2 The substance that will be flattened on beating…
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NCERT Exemplar Problems Class 8 Science Chapter 3 Synthetic Fibres and Plastics Question. 1 Pick the synthetic fibre out of the following. (a) Cotton (b) Nylon (c)Jute (d)Wool Answer. (b) Nylon Is a synthetic fibre. It is made without using any natural raw material. Cotton, jute and wool are natural fibres. Question. 2 Which of…
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NCERT Exemplar Problems Class 8 Science Chapter 2 Micro organisms: Friend and Foe Question. 1 Which of the following reproduces only inside a host cell? (a) Bacteria (b) Virus (c) Amoeba (d) Fungus Answer. (b) Virus is a micro organism, which is in an inactive or deal form outside the body of a host. It…
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NCERT Exemplar Problems Class 8 Science Chapter 1 Crop Production and Management Question . 1 Which one of the following conditions is not essential to grow maize? (a) High temperature (b) Humidity (c) Low temperature (d) Rainfall Answer. (c) Maize is a kharif crop, which requires high temperature, rainfall and humidity to grow, while rabi…
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NCERT Exemplar Problems Class 9 Science 1. Matter In Our Surroundings 2. Is Matter Around Us Pure 3. Atoms and Molecules 4. Structure of the Atom 5. The Fundamental Unit of Life 6. Tissues 7. Diversity in Living Organisms 8. Motion 9. Force and Laws of Motion 10. Gravitation 11. Work and Energy 12.…
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NCERT Exemplar Problems Class 9 Science – Improvement in Food Resources Question 1: Which one is an oil yielding plant among the following? (a) Lentil (b) Sunflower (c) Cauliflower (d) Hibiscus Answer: (b) Oil seed crops include cotton seed, niger (Ramtil), sunflower, soyabean, linseed oil, rapeseed, groundnut, sesame, mustard, sunflower, olive, etc. These are sources…
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NCERT Exemplar Problems Class 9 Science – Natural Resources Question 1: The atmosphere of the earth is heated by radiations which are mainly (a) radiated by the sun (b) re-radiated by land (c) re-radiated by water (d) re-radiated by land and water Answer: (d) When solar radiations fall on earth, some are absorbed by the…
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NCERT Exemplar Problems Class 9 Science – Why Do We Fall III Question 1: Which one of the following is not a viral disease? (a) Dengue (b) AIDS (c) Typhoid (d) Influenza Answer: (c) Typhoid fever is also known as typhoid. It is a common worldwide bacterial disease transmitted by the ingestion of food or…
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