The Fundamental Unit of Life MCQ – Objective Questions with answers
1. The English scientist who first observed a cell and coined the term ‘cell” was…
2. which object did he use to observe cells?
a. Onion bulb b. Potato c. Cork d. None.
3. ‘Cell’ is a Latin word which means…
a. a large room b. a little room c. An old room d. None.
4. Few examples of a unicellular organism are…
5. A human cell consists of…
(name some inner organelles of the cell)
6. Plant cell contains…
a. Chlorophyll b. Cell wall c. Nucleus d. Plastid e. All.
7. A cell wall is present only in…
a. Plant cells b. Bacterial cells c. Animal cells d. a and b
8. A plasma membrane is a selectively-permeable membrane while a cell wall is..
a. Semi-permeable b. fully-permeable c. Selectively permeable d. Non-permeable.
9. Carbon dioxide moves out of the cell by the process…
a. Osmosis b. Actively c. Diffusion.
10. Water move in and out of the cell by the process…
a. Osmosis b. Actively c. Diffusion.
11. In a saline solution, a cell will:
a. Swell b. Shrink c. Burst.
12. In distilled water, a cell will…
a. Swell b. Shrink c. Burst.
13. An egg is a ….. celled structure.
a. Multi-cellelular b. Single-celled.
14. A plasma membrane consists of:
a. Chitin b. Cellulose c. Protein and lipid. d. Fibre.
15. Amoeba acquires his food by the process…
a. Exocytocis b. Ingestion c. Endocytosis
The Fundamental Unit of Life MCQ
16. A plant cell wall is mainly composed of …
a. Lipd b. Cellulose c. Fibre. d. Chitin.
.17. ….. is the shrinkage of a cell in water.
a. Plasmolysis b. Karyokinesis c. Meiosis.
18. Genetic material inside a cell is confined to …
- a. Between cell wall and cell membrane.
- b. Nucleus.
- c. Cytoplasm.
12. Examples of double-membraned organelles are..
a. Nucleus b. Mitochondria c. Plastid d. All
13. A cell with a well-defined nucleus is…
a. Prokaryote b. Eukaryote.
14. A cell with a poorly defined nucleus is…
a. Prokaryote b. Eukaryote.
15. Animals, plants and amoeba are prokaryote or eukaryote?
a. Prokaryote b. Eukaryote.
16. Examples of prokaryotes are…
a. Bacteria b. Fungi c. Virus d. Plants.
17. Protoplasm = Cell – (Cell wall + ……)
a. Plasma mebrane b. Cytoplasm c. Organelles d. Plastids.
18. Cytoplasm = Protoplasm – ……
a. Plasma mebrane b. Cytoplasm c. Organelles d. Nucleus.
19. Organelles in eukaryotic cells are membrane-bound or without membrane.
20. Organelles in a ……. cell are not membrane-bound
a. Prokaryotic cell b. Virus c. Animal d. a and b.
21. Identify the marked subjects in the image.
22. The above process of food intake by amoeba is…
23. The network of the tube-like structure in a cell is…
a. Golgi body b. Endoplasmic reticulum c. Mitochondria d. Chloroplast.
24. We say Rough Endoplasmic Reticulum as rough because ……. are attached to it.
a. smooth endoplasmic reticulum b. Mitochindria c. Ribosome d. Nucleus.
25. SER stands for…
24. RER does protein synthesis while SER does…
a. ATP b. Lipid c. Catbohydrate d. ADP.
25. Other functions of endoplasmic reticulum are:
a. Protein transport (RER) b. Detoxification in liver cells (SER) c. Glucose synthesis d. a and b.
26. Membrane-bound flattened sacs (vesicles) arranged parallelly in a cell are…
a. ER b. Nucleus c. Lysosome d. Golgi body.
27. Storing, packaging and modification of newly formed protein occur in:
a. ER b. Nucleus c. Lysosome d. Golgi body.
28. With the help of enzymes from RER, Golgi bodies also form…
a. Vacuoles b. Lysosomes c. Mitochondria d. None.
29. Lysosomes are membrane-bound sacs filled with
a. Toxic wastes b. Digestive enzymes c. Immune cells d. Glucose.
30. Suicidal bags of cell are…
a. Vacuoles b. Lysosomes c. Mitochondria d. None.
Class 9 Science Chapter 5 MCQ
31. Lysosomes help in the ……. of the food.
a. Ingestion b. Digestion c. Elimination d. None
32. The powerhouse of a cell is:
a. Mitochondria b. Plastid c. Nucleus d. Glucose.
33. Which part of mitochondrial membrane form ATP?
a. Outer membrane b. Inner mebrane c. Middle menbrane d. None.
34. Colorful organelles in plant cells are called:
a. Chloroplast b. Plastid c. Chromoplast d. Leucoplast.
35. Green chromoplast of a plant cell is…
a. Chloroplast b. Plastid c. Chromoplast d. Leucoplast.
36. Leucoplast is a storing organelle for
a. Protein b. Fats c. Starch d. All
37. ………… is a membranous layer present in the chloroplast.
38. Storage sac in plant and animal cell is…
a. Chloroplast b. Plastid c. Vacuole d. Mitochondria
39. Vacuole in animals is small while in a plant it is…
a. Absent b. Negligible c. Big d. None.
40. The function of the vacuole in plants is…
a. Digestion b. Antibody production c. Provides rigidity and turgidity to plant d. None.
41. Two types of cell division are
42. Mitosis produces two identical cells, while meiosis produces ……… unidentical cells.
a.1 b.2 c.3 d.4
Next:
- The Fundamental Unit of Life In-text & exercise question solution.
- The Fundamental Unit of Life Activity Explanation.
The Fundamental Unit of Life MCQ – Objective Questions with answers
Ref: Class 9 Science chapter 5.
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What is mitosis and meiosis
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