Multiple Choice Questions
Multiple Choice Questions
Q.1. Cell secretions are done by :
(a) Golgi apparatus
(b) Rough Endoplasmic Reticulum
(c) Smooth Endoplasmic Reticulum
(d) Lysosomes
Q.2. In the cell, complex sugars are made from simple sugars by :
(a) Nucleolus
(b) Mitochondria
(c) Golgi Apparatus
(d) Endoplasmic Reticulum
Q.3. The cell organelles having their own DNA and ribosomes are :
(a) Endoplasmic Reticulum and Lysosomes
(b) Mitochondria and Plastids
(c) Golgi Apparatus and Plastids
(d) Golgi Apparatus and Mitochondria
Q.4. Which of the following can be made into crystal ?
(a) A Bacterium
(b) An Amoeba
(c) A Virus
(d) A Sperm
Q.5. A cell will swell up if :
(a) The concentration of water molecules in the cell is higher than the concentration of water molecules in surrounding medium
(b) The concentration of water molecules in 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
Q.6. Chromosomes are made-up of:
(a) DNA
(b) Protein
(c) DNA and Protein
(d) RNA
Q.7. Which of these options are not a function of Ribosomes ?
(i) It helps in manufacture of protein molecules
(ii) It helps in manufacture of enzymes
(iii) It helps in manufacture of hormones
(iv) It helps in manufacture of starch molecules
(a) (i) and (ii)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (iv) and (i)
Q.8. Plasmolysis in a plant cell is defined as :
(a) Breakdown (lysis) of plasma membrane in hypotonic medium
(b) Shrinkage of cytoplasm in hypertonic medium
(c) Shrinkage of nucleoplasm
(d) None of them
Q.9. Which of the following are covered by a single membrane ?
(a) Mitochondria
(b) Vacuole
(c) Lysosome
(d) Plastid
Q.10. Find out the false sentences
(a) Golgi apparatus is involved with the formation of lysosomes
(b) Nucleus, mitochondria and plastid have DNA; hence they are able to make their own structural proteins
(c) Mitochondria is said to be the powerhouse of the cell as ATP is generated in them
(d) Cytoplasm is called as protoplasm
Q.11. The cell organelle in which materials such as starch, oils and protein granules are stored is :
(a) Golgi apparatus
(b) Chloroplasts
(c) Chromoplasts
(d) Leucoplasts
Q.12. Functional segments of DNA are called :
(a) RNA
(b) Ribosomes
(c) Genes
(d) Chromosomes
Q.13. The Endoplasmic Reticulum membrane is similar in structure to the:
(a) Nuclear membrane
(b) Plasma membrane
(c) Mitochondrial membrane
(d) Membranes in plastids
Q.14. In addition to green pigment chlorophyll, chloroplasts also contain two other pigments. These are :
(a) Yellow or orange pigments
(b) Yellow or blue pigments
(c) Blue or orange pigments
(d) Red or brown pigments
Q.15. 1 μm is :
(a) 10-6 m
(b) 10-9 m
(c) 10-10 m
(d) 10-3 m
Q.16. Lysosome arises from :
(a) Endoplasmic reticulum
(b) Golgi apparatus
(c) Nucleus
(d) Mitochondria
17. Living cells were, discovered by :
(a) Robert Hooke
(b) Purkinje
(c) Leeuwenhoek
(d) Robert Brown
Q.18. Select the odd one out :
(a) The movement of water across a semipermeable membrane is affected by the amount of substances dissolved in it.
(b) Membranes are made of organic molecules like proteins and lipids
(c) Molecules soluble in organic solvents can easily pass through the membrane.
(d) Plasma membranes contain chitin sugar in plants
Q.19. Which cell organelle plays a crucial role in detoxifying many poisons and drugs in a cell ?
(a) Golgi apparatus
(b) Lysosomes
(c) Smooth endoplasmic reticulum
(d) Vacuoles
Q.20. The proteins and lipids, essential for building the cell membrane, are manufactured by :
(a) Rough endoplasmic reticulum
(b) Golgi apparatus
(c) Plasma membrane
(d) Mitochondria
Q.21. The undefined nuclear region of prokaryotes are also known as:
(a) Nucleus
(b) Nucleolus
(c) Nucleic acid
(d) Nucleoid
Q.22. The cell organelle involved in forming complex sugars from simple sugars are:
(a) Endoplasmic reticulum
(b) Ribosomes
(c) Plastids
(d) Golgi apparatus
Q.23. Which out of the following is not a function of vacuole ?
(a) Storage
(b) Providing turgidity and rigidity to the cell
(c) Waste excretion
(d) Locomotion
Q.24. Amoeba acquires its food through a process, termed :
(a) Exocytosis
(b) Endocytosis
(c) Plasmolysis
(d) Exocytosis and endocytosis both
Q.25. Cell wall of which one of these is not made-up of cellulose ?
(a) Bacteria
(b) Hydrilla
(c) Mango tree
(d) Cactus
Q.26. The plastids which are coloured, green and colourless are known respectively as :
(a) Chloroplasts, Chromoplasts, Leucoplasts
(b) Chromoplasts, Leucoplasts, Chloroplasts
(c) Leucoplasts, Chloroplasts, Chromoplasts
(d) Chromoplasts, Chloroplasts, Leucoplasts
Q.27. In a non-dividing cell, DNA is present as part of chromatin material which can be seen as :
(a) Entangled mass of thread like structures
(b) Thick rod like structures
(c) Fine Granules
(d) Crystalline structures
Q.28. Purkinje identified the fluid substance of the cell and named it as :
(a) Nucleolus
(b) Cytoplasm
(c) Protoplasm
(d) Nucleoplasm
Q.29. Silver nitrate solution is used to study:
(a) Endoplasmic reticulum
(b) Golgi apparatus
(c) Nucleus
(d) Mitochondria
Q.30. Organelle other than nucleus, containing DNA is :
(a) Endoplasmic reticulum
(b) Golgi apparatus
(c) Mitochondria
(d) Lysosome
Q.31. Kitchen of the cell is :
(a) Mitochondria
(b) Endoplasmic reticulum
(c) Chloroplast
(d) Golgi apparatus
Q.32. Lipid molecules in the cell are synthesized by:
(a) Smooth endoplasmic reticulum
(b) Rough endoplasmic reticulum
(c) Golgi apparatus
(d) Plastids
Q.33. Cell arises from pre-existing cell was stated by :
(a) Haeckel
(b) Virchow
(c) Hooke
(d) Schleiden
Q.34. Cell theory was given by :
(a) Schleiden and Schwann
(b) Virchow
(c) Hooke
(d) Haeckel
Q.35. The only cell organelle seen in prokaryotic cell is :
(a) Mitochondria
(b) Ribosomes
(c) Plastids
(d) Lysosomes
Q.36. Organelle without a cell membrane is :
(a) Ribosome
(b) Golgi apparatus
(c) Chloroplast
(d) Nucleus
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