Question: What are the four spheres of the environment? Answer: The four spheres are: Biosphere Atmosphere Hydrosphere Lithosphere Question: List the importance of the hydrosphere? Answer: The hydrosphere is the sphere of water and is very important for the existance of life on earth. It includes all the water bodies …
Read More »NCERT 5th Class (CBSE) Science: Solid, Liquid and Gases
Question: What is matter? Answer: Any substance that has mass and occupies space. Question: What is matter made up of? Answer: Matter is made up of very small particles. Question: What makes liquids take the shape of the container they are poured in? Answer: Liquids take the shape of the …
Read More »NCERT 5th Class (CBSE) Science: Skeletal System and Nervous System
Question: What is skeletal system? Answer: The skeletal system is the framework of bones that gives support to our body. Question: Describe the different parts of the skeleton system. Answer: The different parts of the skeleton system are: Skull: The skull acts like a helmet and protect the brain. Rib …
Read More »NCERT 5th Class (CBSE) Science: Rocks and Minerals
Question: Name the three layers of the earth. Answer: The three layers of the earth are: Crust Mantle Core – Outer core, Inner core Question: Name the three types of rocks with one example each. Answer: The three types of rocks are: Igneous rock – pumice Sedimentary rock – shale Metamorphic rock …
Read More »NCERT 5th Class (CBSE) Science: Safety and First Aid
Question: Name any three causes of fire. Answer: The three causes of fire are: Carelessness while handling burning match sticks, candles etc. Electric faults Gas leakage Question: Why should we not operate any electrical switches when there is a gas leak? Answer: We should not operate any electrical switches when …
Read More »NCERT 5th Class (CBSE) Science: Measurement
Question: What is length? Answer: The size or the measurement of something from one end to the other is called length. Question: Name any two measures used in ancient times? Answer: The two measures used in ancient times are: Handspan Cubit Question: Why did people in ancient times realize the …
Read More »NCERT 5th Class (CBSE) Science: Force and Energy – Simple Machine
Question: What is force? Answer: A push or pull acting on an object is called force. Question: What is gravity? Answer: The force that attracts objects towards the center of the earth is called gravity. Question: What is magnetism? Answer: The push or pull applied by a magnet on metals …
Read More »NCERT 5th Class (CBSE) Science: Air and Water
Question: What is the atmosphere? Answer: Air is a layer around the earth. This layer is called the earth’s atmosphere. Question: Name the various layers of the atmosphere. Answer: The various layers of the atmosphere are: Troposhere Stratosphere Mesosphere Thermosphere Exosphere Question: How does the atmosphere protect us from meteoroid …
Read More »NCERT 5th class (CBSE) Science: Earth, Sun and Moon
Question: What is a solar system? Answer: The sun and the celestial bodies that revolve around it form the solar system. Question: Apart from plants, name the other celestial bodies that are in the solar system. Answer: Apart from plants, name the other celestial bodies that are in the solar …
Read More »NCERT 5th Class (CBSE) Science: Volcanoes, Earthquakes and Tidal Waves
Question: What are volcanoes? Answer: Cracks in the earth’s crust out of which molten magma comes out is called volcanoes. Question: Name three types of volcanoes? Answer: The three types of volcanoes are: Active Volcanoes Dormant Volcanoes Extinct Volcanoes Question: Give one example each of an active and an extinct volcanoes. …
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