ETEA PAST PAPER 2020 ( PART 15 ) 1. In which type of cell, Cell wall is not present? Bacterial cells Plant cells Fungal cells Liver cells 2. 70S size ribosomes are found in the cells of Fungi Protozoans Bacteria Algae 3. According to the fluid mosaic model of cell membrane, which zone is embedded inside? Hydrophilic Globular Hydrophobic Filamentous 4. The membrane separating the vacuole from cytoplasm is called Tonoplast Cisternae Vacuolar membrane Cristae 5. Select the one which is not a function of smooth endoplasmic retidulum (SER)? Processing of glycoproteins Metabolism of lipids Transport of materails Transmission of impulses 6. Which of the following organelles are involved in the synthesis of plant cell walls? Golgi complex Lysosomes Peroxisomes Endoplasmic reticulum 7. Which property of water helps to maintain the integrity of cell membranes? Specific heat capacity Hydrogen bonding Cohesion and adhesion Hydrophobic exclusion 8. Water act as universal solvent because of High polarity Cohesion and adhesion Heat of vaporization Hydrogen bonding 9. Lipids store double amount of energy as compared to carbohydrates because of High proportion of C-H High C-O ratio High proportion of oxygen Low proportion of carbon 10. Which of the following is an unsaturated fatty acid? Oleic acid Palmitic acid Butyric acid Acetic acid Loading … Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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