21. Match the following columns:
Column I (Cell Organelle)
Column II (Function)
a. Endoplasmic Reticulum
1. Take part in cellular respiration
b. Free ribosome
2. Take part in osmoregulation and excretion
c. Mitochondria
3. Synthesis of lipids
d. Contractile Vacuole
4. Synthesise non-secretory proteins
| Column I (Cell Organelle) | Column II (Function) |
| a. Endoplasmic Reticulum | 1. Take part in cellular respiration |
| b. Free ribosome | 2. Take part in osmoregulation and excretion |
| c. Mitochondria | 3. Synthesis of lipids |
| d. Contractile Vacuole | 4. Synthesise non-secretory proteins |
22. During the Quinone cycle (Q cycle) a total of how many protons are transported outside the mitochondrion?
23. Which is the function of cell wall?
1. Provides shape to the cell.
2. Protects the cell from mechanical damage and infection.
3. Helps in cell to cell interaction.
4. Provides barrier to undesirable macromolecules.
5. Imbibes water.
1. Provides shape to the cell.
2. Protects the cell from mechanical damage and infection.
3. Helps in cell to cell interaction.
4. Provides barrier to undesirable macromolecules.
5. Imbibes water.
24. Match List-I with List-II and select the correct answer:
List-I
List-II
a. Metacentric
1. Centromere near the end of the chromosome
b. Submetacentric
2. Centromere near the middle of the chromosome
c. Acrocentric
3. Centromere truely terminal
d. Telocentric
4. Centromere situated some distance away from the middle
| List-I | List-II |
| a. Metacentric | 1. Centromere near the end of the chromosome |
| b. Submetacentric | 2. Centromere near the middle of the chromosome |
| c. Acrocentric | 3. Centromere truely terminal |
| d. Telocentric | 4. Centromere situated some distance away from the middle |
25. About whom is said 'India's large wild cat' has recently become extinct?
26. Match the following columns.
List-I
List-II
a. RER
1. Intracellular and extracellular digestion
b. SER
2. Lipid synthesis
c. Golgi complex
3. Protein synthesis and secretion
d. Lysosomes
4. Moves materials out of the cells
| List-I | List-II |
| a. RER | 1. Intracellular and extracellular digestion |
| b. SER | 2. Lipid synthesis |
| c. Golgi complex | 3. Protein synthesis and secretion |
| d. Lysosomes | 4. Moves materials out of the cells |
27. The site of cellular respiration in animal cell is
28. During G1-phase
29. Substances causing instability of the lysosomal membrane, leading to release of enzymes from the lysosome, are called
30. Fertilization, in lower plants, is immediately followed by which of the following types of meiosis, giving rise to cells with the haploid chromosome number?
Read More Section(Cell Biology)
Each Section contains maximum 100 MCQs question on Cell Biology. To get more questions visit other sections.