MCQOPTIONS
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MCQOPTIONS
This section includes 16 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Who observed and coined the word 'cell' for the first time? |
| A. | Robert Cook |
| B. | Robert Brown |
| C. | Robert Hooke |
| D. | Leeuwenhoek |
| Answer» D. Leeuwenhoek | |
| 2. |
Which cell organelle is known as the control centre of the cell? |
| A. | Nucleus |
| B. | Chloroplast |
| C. | Mitochondria |
| D. | Endoplasmic reticulum |
| Answer» B. Chloroplast | |
| 3. |
Lipids are insoluble in water because lipid molecules are |
| A. | hydrophilic |
| B. | hydrophobic |
| C. | neutral |
| D. | zwitterions |
| Answer» C. neutral | |
| 4. |
Most diverse macromolecules, found in the cell both physically and chemically are |
| A. | proteins |
| B. | carbohydrates |
| C. | nucleic acids |
| D. | lipids. |
| Answer» B. carbohydrates | |
| 5. |
Xylem functions as a conducting tissue for water and minerals from ______to the ____and_______. |
| A. | roots, stems, leaves |
| B. | stems, roots, leaves |
| C. | leaves, stems, roots |
| D. | leaves, stems, leaves |
| Answer» B. stems, roots, leaves | |
| 6. |
Cells which take part in secondary growth are named as |
| A. | phloem |
| B. | xylem |
| C. | cambium |
| D. | medullary ray |
| Answer» D. medullary ray | |
| 7. |
Intercalated disc is present in |
| A. | striated muscle |
| B. | smooth muscle |
| C. | cardiac muscle |
| D. | Both [b] and [c] |
| Answer» D. Both [b] and [c] | |
| 8. |
Cartilage and bone are types of |
| A. | muscular tissue |
| B. | connective tissue |
| C. | skeletal tissue |
| D. | epithelial tissue |
| Answer» C. skeletal tissue | |
| 9. |
Survival of plants in terrestrial environment has been made possible by the presence of |
| A. | intercalary meristem |
| B. | conducting tissue |
| C. | apical meristem |
| D. | parenchyma tous tissue |
| Answer» C. apical meristem | |
| 10. |
Which of the following cells is found in the cartilagineous tissue of the body? |
| A. | Mast cells |
| B. | Basophils |
| C. | Osteocytes |
| D. | Chondrocytes |
| Answer» E. | |
| 11. |
The process of mitosis is divided into 4 phases. Identity the correct order in which these phases appear in mitosis |
| A. | Anaphase, metaphase, telophase and prophase |
| B. | Telophase, anaphase, metaphase and prophase |
| C. | Metaphase, prophase, anaphase and telophase |
| D. | Prophase, metaphase, anaphase and telophase |
| Answer» E. | |
| 12. |
Which one of the following structures is an organelle within an organelle? |
| A. | Ribosome |
| B. | Peroxisome |
| C. | ER |
| D. | Mesosome |
| Answer» B. Peroxisome | |
| 13. |
Which of the following could be found in both the nucleus and the cytoplasm? |
| A. | Nucleolus |
| B. | Ribosomes |
| C. | RNA |
| D. | Both RNA & ribosomes |
| Answer» E. | |
| 14. |
Which of the following would you not find in a bacterial cell? |
| A. | DNA |
| B. | Cell membrane |
| C. | Golgi apparatus |
| D. | Ribosomes |
| Answer» D. Ribosomes | |
| 15. |
The function of nucleolus is the synthesis of |
| A. | DNA |
| B. | m-RNA |
| C. | r-RNA |
| D. | t-RNA |
| Answer» D. t-RNA | |
| 16. |
Difference between the prokaryotic and eukaryotic cells is in having |
| A. | cell wall |
| B. | nuclear membrane |
| C. | ribosome |
| D. | None of these |
| Answer» C. ribosome | |