Question

ollowing the correct option from the 1 A cell will swell up if a) the concentration of water molecules in the cell is higher than the concentration of water molecules in the surrounding medium by the concentration of water molecules in the surrounding medium is higher than water molecules concentration in the cell. c) the concentration of water molecules is same in the cell and in the surrounding medium d) concentration of water molecules does not matter. 2. Chromosomes are made up of a) DNA b) Protein c) DNA and protein d) RNA 3. Following are a few definitions of osmosis: Read carefully and select the correct definition a) Movement of water molecules from a region of higher concentration to a region of lower concentration through a semi-permeable membrane. b) Movement of solvent molecules from its higher concentration to lower concentration c) Movement of solvent molecules from higher concentration to lower concentration of solution through a permeable membrane. d) Movement of solute molecules from lower concentration to higher concentration of solution through a semi permeable membrane. 4. Which of the following are covered by a single membrane? a) Mitochondria b) Vacuole e) Lysosome d) Plastid 5. Lysosome arises from a) endoplasmic reticulum b) golgi apparatus c) nucleus d) mitochondria 5. When the liquid is spun rapidly, the denser particles are forced to the bottom and the lighter particles stay at the top. This principle is used in: a) Centrifugation b) Fractional distillation c) Evaporation d) Tunneling​

Answer 1

Explanation:

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: 1234

Answer 2

Answer:

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