B burning fossil fuels releases pollutants into the air
Answer:
1. Terrestrial ecosystem, 2. Aquatic ecosystem.
Explanation:
A terrestrial ecosystem is an ecosystem that exists on land. An aquatic ecosystem id an ecosystem that exists within a niche.
Answer:
The secondary consumer is the owl!
Explanation:
The mouse is the primary consumer. Then the second consumer is the owl! (See? How those words are similar? Secondary and second.) Therefore the owl is the secondary consumer. Hope this helps! <3
The answer D. guanine (G)