Examine the two statements carefully and select the correct answer.
A. Statement 1: Aquatic ecosystems have more sunlight variation than terrestrial ecosystems.
Statement 2: Light penetration in aquatic systems decreases with increasing depth.
Statement 2: Light penetration in aquatic systems decreases with increasing depth.
B. Statement 1: Forests and oceans are examples of macro-ecosystems.
Statement 2: Micro-ecosystems have no contribution to global energy flow.
Statement 2: Micro-ecosystems have no contribution to global energy flow.