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CHAPTER 6 TISSUES QUESTION PAPER

Chapter: Tissues Extra questions  Name a plant tissue having dead cells. What minerals is the bone matrix rich in? Name the water conducting tissue generally present in gymnosperms. Presence of which chemical in cork cells makes them impervious to water and gases? Which tissue in plants provides them flexibility? Name the muscular tissue that functions …

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CHAPTER 2 Class 9th- IS MATTER AROUND US PURE?

Multiple Choice Questions 1. Which of the following statements are true for pure substances? i. Pure substances contain only one kind of particles ii. Pure substances may be compounds or mixtures iii. Pure substances have the same composition throughout iv. Pure substances can be exemplified by all elements other than nickel (a) (i) and (ii) …

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Chapter-3, 9th Class Atoms and Molecule, Subject Science

1. Name two scientists who established the laws of chemical combination? 2. Give an example of a triatomic molecule of an element. 3. Define atomicity. 4. Write the atomicity of the following molecules: (i) Sulphur (ii) Phosphorus 5. What is an ion? Give one example. 6. Write the cations and anions present (if any) in …

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CHAPTER – 1 MATTER IN OUR SURROUNDINGS (Class 9th)

Multiple Choice Questions 1. Which one of the following sets of phenomena would increase on raising the temperature? (a) Diffusion, evaporation, compression of gases (b) Evaporation, compression of gases, solubility (c) Evaporation, diffusion, expansion of gases (d) Evaporation, solubility, diffusion, compression of gases 2. Seema visited a Natural Gas Compressing Unit and found that the …

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