CBSE 10th Science

Science Chapter 9: Heredity and Evolution NCERT Solution with Intext Questions class 10 CBSE

Science (Code 086) Chapter 9: Heredity and Evolution NCERT Solution & In-Text Questions Class 10th CBSE In-Text Questions Page-143 Question.1. If a trait A exists in 10% of a population of an asexually reproducing species and a trait B exists in 60% of the same population, which trait is likely to have arisen earlier ? …

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Science Chapter 8: How do Organisms Reproduce NCERT Solution with Intext Questions class 10 CBSE

Science (Code 086) Chapter 8: How do Organisms Reproduce? NCERT Solution & In-Text Questions Class 10th CBSE In-Text Questions Page-128 Question.1. What is the importance of DNA copying in reproduction? Answer DNA copying has following importance in reproduction: It maintains the characteristics of species. It maintains the continuity of life. From this, the characteristics and …

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Science Chapter 2: Acids, Bases and Salts NCERT Solution with Intext Questions class 10 CBSE

Science (Code 086) Chapter 2: Acids, Bases and Salts NCERT Solution & In-Text Questions Class 10th CBSE In-Text Questions Page-18 Question.1. You have been provided with three test tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution, respectively. If you are given only red litmus …

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Science Chapter 1: Chemical Reactions and Equations NCERT Solution with Intext Questions class 10 CBSE

Science (Code 086) Chapter 1: Chemical Reactions & Equations NCERT Solution & In-Text Questions Class 10th CBSE In-Text Questions Page-6 Question.1. Why should a magnesium ribbon be cleaned before burning in air? Answer Magnesium is very reactive metal like (Na, Ca, etc.). When it expose to air it reacts with oxygen to form a layer magnesium …

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Science NCERT Solution Chapter 4: Carbon and its Compounds Class 10th CBSE

SCIENCE (Code 086) Chapter 13 Magnetics Effects of Electric Current NCERT Solution CBSE 10th IN-TEXT Questions Page No. 224 Question.1. Why does a compass needle get deflected when brought near a bar magnet ? Answer: The magnetic field of the magnet exerts force on both the poles of the compass needle. The forces experienced by …

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Science NCERT Textbook with Solution Class 10th

SCIENCE NCERT Textbook & SOLUTION CLASS 10 (Session 2021-2022) FIRST TERM NCERT Chapter 1 NCERT Chapter 1 SOLUTION NCERT Chapter 2 NCERT Chapter 2 SOLUTION NCERT Chapter 3 NCERT Chapter 3 SOLUTION NCERT Chapter 6 NCERT Chapter 6 SOLUTION NCERT Chapter 10 NCERT Chapter 10 SOLUTION NCERT Chapter 11 NCERT Chapter 11 SOLUTION SECOND TERM …

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NCERT Solution Chapter 13: Magnetic Effects of Electric Current Class 10th Science

SCIENCE (Code 086) Chapter 13 Magnetics Effects of Electric Current NCERT Solution CBSE 10th IN-TEXT Questions Page No. 224 Question.1. Why does a compass needle get deflected when brought near a bar magnet ?Answer: The magnetic field of the magnet exerts force on both the poles of the compass needle. The forces experienced by the …

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NCERT Solution Chapter 14: Sources of Energy Class 10th Science

SCIENCE (Code 086) Chapter 14 Sources of Energy NCERT Solution CBSE 10th IN-TEXT Questions Page No. 243 Question.1. What is a good source of energy?Answer: A good source of energy is one that does a large amount of work per unit volume or mass can be easily accessible is easy to store and transport, and …

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NCERT Solution Chapter 15: Our Environment Class 10th Science

SCIENCE (Code 086) Chapter 15 Our Environment NCERT Solution CBSE 10th IN-TEXT Questions Page No. 260 Question.1. What are trophic levels ? Give an example of food chain and state the different trophic levels in it.Answer: Trophic Levels: The various steps in a food chain at which the transfer of food (or energy) takes place …

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NCERT Solution Chapter 16: Sustainable Management of Natural Resources Class 10th Science

SCIENCE (Code 086) Chapter 16: Sustainable Management of Natural Resources NCERT Solution CBSE 10th IN-TEXT Questions Page No. 271 Question.1. What changes can you make in your habits to become more environment friendly ?Answer: Segregate waste into recyclable and non-recyclable parts. Switch off the lights, fans, television and other electrical appliances when not used. Use …

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