I: | Anthropogenic actions can have significant effect on natural ecosystems. |
II: | An aquarium is considered as a man made ecosystem. |
Consider the given two statements:
I: | In most ecosystems, all the ecological pyramids are largely upright. |
II: | Pyramid of energy can be a notable exception to the above rule. |
1. Both I and II are correct.
2. Both I and II are incorrect.
3. Only II is correct.
4. Only I is correct.