MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Environmental Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The depth of Euphotic zone is measured by ____________ |
| A. | Calorimeter |
| B. | Turbidity meter |
| C. | Secchi disk |
| D. | Radar |
| Answer» D. Radar | |
| 2. |
The lakes are classified into how many types on the basis of productivity? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 6 |
| Answer» D. 6 | |
| 3. |
Which type of pollution is Cultural eutrophication? |
| A. | Water pollution |
| B. | Noise pollution |
| C. | Thermal pollution |
| D. | Soil pollution |
| Answer» B. Noise pollution | |
| 4. |
The eutrophication process leads to turbidity in lakes. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
The uppermost zone in lakes is called as ____________ |
| A. | Euphotic zone |
| B. | Benthic zone |
| C. | Littoral zone |
| D. | Climate zone |
| Answer» B. Benthic zone | |
| 6. |
WHICH_TYPE_OF_POLLUTION_IS_A_CULTURAL_EUTROPHICATION??$ |
| A. | Water pollution |
| B. | Noise pollution |
| C. | Thermal pollution |
| D. | Soil pollution |
| Answer» B. Noise pollution | |
| 7. |
The depth of Euphotic zone is measured by$ |
| A. | Calorimeter |
| B. | Turbidity meter |
| C. | Secchi disk |
| D. | Radar |
| Answer» D. Radar | |
| 8. |
The_lakes_are_classified_into_how_many_types_on_the_basis_of_productivity?$ |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 6 |
| Answer» D. 6 | |
| 9. |
________ is the process of acceleration of eutrophication due to increased phosphorous content in lakes. |
| A. | Photosynthesis |
| B. | Chemical eutrophication |
| C. | Cultural eutrophication |
| D. | Custom eutrophication |
| Answer» D. Custom eutrophication | |
| 10. |
Which one of the following lakes has minimum productivity? |
| A. | Mesotrophic lake |
| B. | Senescent lake |
| C. | Oligotrophic lake |
| D. | Eutrophic lake |
| Answer» D. Eutrophic lake | |
| 11. |
In which zone, decomposition of the dead organism takes place? |
| A. | Climate zone |
| B. | Benthic zone |
| C. | Littoral zone |
| D. | Euphotic zone |
| Answer» C. Littoral zone | |
| 12. |
Which of the following promotes eutrophication of lakes? |
| A. | Magnesium |
| B. | Sodium |
| C. | Calcium |
| D. | Phosphorous |
| Answer» E. | |
| 13. |
_______ is the process of overgrowth of plants and algae in lakes. |
| A. | Transpiration |
| B. | Reproduction |
| C. | Eutrophication |
| D. | Photosynthesis |
| Answer» D. Photosynthesis | |
| 14. |
The uppermost zone in lakes is called as |
| A. | Euphotic zone |
| B. | Benthic zone |
| C. | Littoral zone |
| D. | Climate zone |
| Answer» B. Benthic zone | |
| 15. |
______ zone lies between Euphotic and Benthic zone. |
| A. | Euphotic zone |
| B. | Benthic zone |
| C. | Littoral zone |
| D. | Climate zone |
| Answer» D. Climate zone | |