McqMate
| Q. |
Which of the following weeds has been found useful to check water pollution caused by industrial effluents? |
| A. | Partheniurn |
| B. | Elephant grass |
| C. | Water hyacinth |
| D. | Both (1) and (2) |
| Answer» D. Both (1) and (2) | |
|
Explanation: Parthenium and Elephant grass are useful to check water pollution caused by industrial effluents. |
|
View all MCQs in
Biology (GK)No comments yet