465 Questions on CBSE (Central Board of Secondary Education) Class-8 Science with Detailed Explanations and Solutions
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There are 465 questions on CBSE (Central Board of Secondary Education) Class-8 Science (topic-wise breakup given below). You can browse questions topic-wise below (recommended), or start browsing randomly across topics, or view previously Flagged🏁, Skipped↷, or Incorrect✗ questions.
Crop Production and Management (36)
- Agricultural Practices (8)
- Preparation of Soil (8)
- Sowing (2)
- Manure and Fertilizers (3)
- Irrigation (5)
- Weeds (2)
- Harvesting (6)
- Food from Animals (2)
Microorganisms: Friend and Foe (46)
- Microorganisms (27)
- Microorganisms and Us (1)
- Commercial Use of Microorganisms (4)
- Harmful Microorganisms (4)
- Food Preservation (5)
- Nitrogen Fixation (5)
Synthetic Fibres and Plastics (21)
- Synthetic Fibres (3)
- Types of Synthetic Fibres (7)
- Plastics (6)
- Plastics as Materials of Choice (3)
- Plastics and Environment (2)
Materials: Metals and Non-Metals (20)
- Physical Properties of Metals & Non-Metals (4)
- Chemical Properties of Metals & Non-Metals (10)
- Metals & Non- Metals (6)
Coal and Petroleum (25)
StartConservation of Plants and Animals (19)
StartCell - Structure and Functions (27)
StartReaching the Age of Adolescence (26)
- Adolescence and Puberty (11)
- Role of Hormones in Initiating Reproductive Function (4)
- Hormones Other Than Sex Hormones (4)
- Hormones in Animals and Insects (2)
- Reproductive Health (5)
Force and Pressure (19)
StartFriction (17)
- Force of Friction (2)
- Factors Effecting Friction (2)
- Friction- A Necessary Evil (5)
- Increasing and Reducing Friction (8)
Sound (24)
- Sound (4)
- Sound Produced by Humans (3)
- Sound Needs a Medium for Propagation (3)
- Human Ear (4)
- Amplitude, Time Period & Frequency of Vibration (4)
- Property of Sound (6)
Chemical Effects of Electric Current (12)
StartSome Natural Phenomena (37)
- Lightning (3)
- Charging by Rubbing (2)
- Types of Charges and Their Interactions (5)
- Transfer of Charge (3)
- The Story of Lightning (7)
- Earthquakes (17)
Light (33)
- Concept of Light (3)
- Laws of Reflection (8)
- Types of Reflection (4)
- Reflections (4)
- Sunlight (2)
- Human Eye (9)
- Visually Challenged Human (3)