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Class-10 (Science) - Chapter wise online test
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By
Pravin Keshari
Class-10 (Science) - Chapter wise online test
Here is the chapter wise MCQs for class - 10 students. You can practice with these questions for improvement of your skill.
FORCE Part-1 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1)What is gravitation or gravitational force? Answer: The force with which any two objects attract each other is called gravitation or gravitational force. 2) State the factors that affect the gravitational force. Answer: The factors that affect the gravitational force are: (i) Mass of two heavenly bodies. (ii) Distance between their centers . 3) What is heliocentric theory? Answer: Heliocentric theory states that the sun lies at the center of the universe and all the planets and satellites revolve around the sun. 4) What is geocentric theory? Answer: Geocentric theory states that the earth remains at the center of the universe and the sun, moon and other planets revolve around the earth. 5) State Newton's universal law of gravitation. Answer: Newton's universal law of gravitation states that, "The force of attraction between ...
Classification of Elements Part-2 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Write the electronic configuration of potassium in terms of sub-shell. Answer: The electronic configuration of potassium in terms of sub-shell is K-1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹. 2) In what groups do magnesium and nitrogen belong in modern periodic table? Answer: In modern periodic table, magnesium belongs to group IIA (2) and nitrogen belongs to group VA (15). 3) What is common name given to the group I elements in the modern periodic table? Answer: The group I of modern periodic table is commonly named as 'alkali metals' as they contain elements which form alkali on reacting with water. 4) In which group of modern periodic table are alkaline earth metals and halogens kept? Answer: In modern periodic table, alkaline earth metals are kept in group 2 and halogens are kept in group 17. 5) In what groups, noble gases, most reactive non...
CHEMICAL REACTION Part-2 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Write the types of given chemical equation. (i) C + O₂ → C O₂ (ii) 2KClO₃ → 2KCl + O ₂ Answer: (i) Combination reaction (ii) Decomposition reaction 2) Which type of chemical equation is given below? Fe + CuSO₄ → FeSO₄ + Cu Answer: The given chemical equation is single displacement reaction. 3) Identify the type of chemical reaction given below. Ca + H ₂ SO₄ → Ca SO₄ + H ₂ Answer: The given chemical reaction is single displacement reaction. 4) What is a combination or synthesis reaction? Answer: The chemical reaction in which two or more reactants combine to form a new compound is cal...
Materials Used in Daily Life Part-3 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Which type of fiber are orlan and silk? Answer: Orlan is a synthetic fiber where as silk is a natural fiber. 2) What is called chemical pollution? Answer: The environmental pollution caused by various chemicals like insecticides, chemical fertilizers, synthetic cleaners and other industrial chemicals is called chemical pollution. 3) What are bio-degradable solid wastes? Write with examples. Answer: The solid wastes that decay and decompose after some time are called bio-degradable solid wastes. Examples: Dead animals and plants, waste paper, clothes, thrown food stuffs, etc. 4) What are non bio-degradable solid wastes? Write with examples. Answer: The solid wastes that do not decay and decompose for a long time are called non bio-degradable solid wastes. Examples: Plastics, bottles, glass pieces, metals, etc. 5) What is solid wast...
Chromosome and Sex determination Part-1 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) What are genes? Answer: Genes are tiny units of heredity found in chromosomes. 2) What are genes made of? Answer: Genes are made of DNA (Deoxy-Ribo Nucleic Acid) . 3) What types of cells contain diploid chromosomes? Answer: Somatic cells or body cells contain diploid chromosomes. 4) What is kinetochore? Answer: The centromere of a chromosome is called kinetochore. 5) Write down the major function of genes. Answer: The major function of genes is to transmit hereditary characteristics from one generation to another. 6) What is a sex-linked disease? Answer: The disease which occurs only in a particular sex (either male or female) is called a sex linked disease. 7) What is sex chromosome? Answer: The chromosome that determine the sex of an organism is called sex chromosome. 8) Write any two examples of chromosomal disorder...
Chromosome and Sex determination Part-2 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) What is telocentric chromosome? Answer: The chromosome having cetnromere at one end of the chromatid is called telocentric chromosome. 2) What are hereditary characteristics? Answer: The characteristics which are transmitted from one generation to another are called hereditary characteristics. 3) How many types of chromosomes are there on the basis of position of centromere? Answer: On the basis of position of centromere, chromosomes are of following types: (i) Metacentric (ii) Sub-metacentric (iii) Acrocentric and (iv) Telocentric 4) What types of cells contain haploid chromosomes? Answer: Gametes (male gamete or female gamete) contain haploid chromosomes. 5) Write any two...
Blood Circulation in Human Body The circulatory system is the transport system of our body that transport oxygen, food materials, minerals and other chemicals required by the cells and tissues. There are several organs and parts are associated with the circulatory system of human body. For S.E.E. appearing students , it become quite difficult to understand it when teacher is not from biology background. Here is an animation video made by myself. Hope you will understand it well using it. In this animation video series I have added few pictures for better understanding. The link for the video is given below. Please like the video and do not forget to subscribe the channel for more videos. Click here to go to the channel Blood Circulation in Human Body Click here for part-1 video Click here for part-2 video Click here for part-3 video Click here for part-4 video You can follow author of this blog on social media for more updates. Facebook Yourquote Tw...
Materials Used in Daily Life Part-1 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Write one special property of water glass. Answer: The special property of water glass is that, it dissolves in water. 2) What is glazing? Answer: In order to make ceramic materials attractive, shiny, non-porous and smooth, glaze, color and polish are applied to them. This process is called glazing. 3) Write one special feature of sodium silicate or potassium silicate glass. Answer: One special feature of sodium silicate or potassium silicate glass is: (i) This glass dissolves in water. 4) What are the raw materials used to prepare water glass? Answer: The raw materials for making water glass are: (i) Silica (SiO2) (ii) Sodium carbonate (Na₂CO ₃) or potassium carbonate (K ₂CO ₃) 5) What do you mean by RCC ? Answer: RCC stands for Reinforced Cement Concr...
The Earth in the Universe The universe is a vast space and everything we see around us lies in this universe. The planets, sun, moon, stars, asteroid, black hole, comets, galaxies, etc. lies in this universe. This chapter is not that much vast to understand. Students must be curious about the topic for their understanding. Many of the students seems interested in this topic. I have made some videos on this topic. The link is given below. Hope you all like this. Please like the video and do not forget to subscribe the channel . Click the link for video:
Invertebrates Part-2 Very short questions and answers for S.E.E. students Fig: Honey-bee in its comb Questions and answers to practice for S.E.E. examination 1) Where does honey bees live? Answer: Honey bees lives in hives. 2) Write down two functions of queen bee. Answer: The two functions of queen bee are: (i) to lay eggs. (ii) to control and co-ordinate all the bees in the hive. 3) How many eggs are laid by queen bee in a day? Answer: About 3000 eggs are laid by the queen bee in a day. 4) Write down any two features of the egg of honeybee. Answer: Any two features of the eggs of honey be are: (i) The eggs are white in color. (ii) The eggs are elongated. 5) How does larva that develops into queen differs from the larva that develop into worker bee? Answer: The la...
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