Well I will assume you are talking about the bird soooo...
Q3. The flycatcher
Q4. The trees in its forest
Q6. Yes and seasonal leaves from the tree might fall preventing from flycatchers hiding in the trees.
Plant and animal cells are very similar because they are both eukaryotic cells.
The correct answer to question is Nucleic Acids, (DNA) AND (RNA).
hope this helps let me know.
Answer:
Efficiency of oxygen transport is reduced due to an infection.
Explanation: