MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
One of the following is not a function of bones. |
| A. | Place for muscle attachment |
| B. | Protection of vital organs |
| C. | Secretion of hormones for calcium regulation in blood and bones |
| D. | Production of blood corpuscles |
| Answer» D. Production of blood corpuscles | |
| 2. |
Most of the red, blue and purple colours of plants are due to a pigment called |
| A. | anthocyanin |
| B. | carotene |
| C. | chlorophyll |
| D. | xanthophylls |
| Answer» B. carotene | |
| 3. |
Plants that grow under average temperature and moisture are called |
| A. | halophytes |
| B. | hydrophytes |
| C. | mesophytes |
| D. | xerophytes |
| Answer» D. xerophytes | |
| 4. |
N2 content is kept constant in the biosphere due to |
| A. | N2 fixation |
| B. | industrial pollution |
| C. | nitrogen cycle |
| D. | absorption of N2 |
| Answer» D. absorption of N2 | |
| 5. |
Monocot root differs from dicot root in having |
| A. | open vascular bundles |
| B. | scattered vascular bundles |
| C. | well developed pith |
| D. | radially arranged vascular bundles |
| Answer» D. radially arranged vascular bundles | |
| 6. |
Movement of cell against concentration gradient is called |
| A. | osmosis |
| B. | active transport |
| C. | diffusion |
| D. | passive transport |
| Answer» C. diffusion | |
| 7. |
Ordinary table salt is sodium chloride. What is baking soda? |
| A. | Potassium chloride |
| B. | Potassium carbonate |
| C. | Potassium hydroxide |
| D. | Sodium bicarbonate |
| Answer» E. | |