Q1. Knoll and Ruska invented electron microscope.
- True
- False
- Q2. Cytoplasm lies inside the plasma membrane.
- True
- False
- Q3. Golgi apparatus is involved in the synthesis of cell wall.
- True
- False
- Q4. Clearing of waste substances in the cell is carried out by
- Ribosomes
- Mitochondria
- Lysosomes
- Endoplasmic reticulum
- Q5. ___________ cells are C-shaped.
- Red blood cells
- Cartilage cells
- Nerve cells
- White blood cells
- Q6. During diffusion, there is spontaneous movement of particles from a region of higher concentration to a region of lower concentration in a given volume of
- Solid or gas
- Liquid or solid
- Solid
- Liquid or gas
- Q7. __________ discovered the nucleus in the cell.
- Robert Hooke
- Robert Brown
- Schleiden
- Virchow
- Q8. Each living cell has the capacity to perform certain basic functions which are characteristic of all living forms.
- True
- False
- Q9. Rough endoplasmic reticulum looks rough under a microscope because of the presence of
- Ribosomes
- desmosomes
- chromosomes
- Lysosomes
- Q10. What is the full form of ATP?
- Adenosine triphosphate
- Adenosine tetraphosphate
- Amino triphosphate
- Amino tetraphosphate
- Q11. Plasma membrane acts as
- A rigid barrier to the external environment, which does not allow entry to any foreign material.
- A barrier to the external environment, which allows entry and exit of selected materials.
- A barrier to the external environment, providing complete freedom of entry and exit to all materials.
- A membrane separating various parts of the same cell.
- Q12. Vacuoles helps to maintain osmotic pressure in cells.
- True
- False
- Q13. In which year was the cell discovered?
- 1674
- 1831
- 1665
- 1813
- Q14. How does protoplasm differ from cytoplasm?
- Protoplasm is a part of cytoplasm.
- Protoplasm includes nucleus and cytoplasm.
- Protoplasm is same as cytoplasm.
- Cytoplasm and protoplasm are parts of nucleus.
- Q15. The word cell is derived from the Latin word "Cellula" which means ______________.
- An empty space
- A little room
- A compartment
- A unit
- Q16. The fluid content inside the plasma membrane of a cell is called
- Ooplasm
- Protoplasm
- Cytoplasm
- Nucleoplasm
- Q17. Which is not a postulate of cell theory?
- All organisms are composed of cells.
- The fluid substance of the cell is protoplasm.
- Cell is the basic unit of life.
- All cells arise from pre-existing cells.
- Q18. In which case does a single cell constitute a whole organism?
- Mucor
- Chlamydomonas
- Spirogyra
- Sargassum
- Q19. Which microscope made it possible to observe the complex structure of cell and its organelles?
- Light Microscope
- Simple Microscope
- Electron Microscope
- Compound Microscope
- Q20. Which of the following is one of the postulates of cell theory?
- Only animals are composed of cells.
- Only plants are composed of cells.
- All plants and animals are composed of cells.
- Microorganisms are unicellular.
- Q21. Light microscope uses electromagnets.
- True
- False
- Q22. Plastids that are colorless or white in color are called
- Chloroplasts
- Chromoplasts
- Leucoplasts
- Etioplasts
- Q23. Which cell organelle is analogous to a power station?
- Golgi body
- Lysosomes
- Endoplasmic Reticulum
- Mitochondria
- Q24. Diffusion is a special case of osmosis through a selectively permeable membrane.
- True
- False
- Q25. Nucleus is known as factory of ribosomes.
- True
- False
- Q26. Amoeba takes food by phagocytosis.
- True
- False
- Q27. Which statement is false with respect to eukaryotes?
- They have nucleus.
- Membrane bound organelles are present.
- Ribosomes are absent.
- They have higher complexity than prokaryotes
- Q28. M. Schleiden proposed that all plants are made up of cells.
- True
- False
- Q29. Cell wall is semi-permeable.
- True
- False
- Q30. The solute concentration is higher in
- Hypotonic solution
- Isotonic solution
- Hypertonic solution
- None of these
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