

MCQOPTIONS
Saved Bookmarks
1. |
Hypermetropia can be corrected by using: |
A. | Concave lens |
B. | Convex lens |
C. | A substance which causes removal of oxygen from substances is called oxidizing agent. |
D. | Concavo - convex lens |
E. | None of these |
Answer» C. A substance which causes removal of oxygen from substances is called oxidizing agent. | |