How plants get rid of their wastes

The same question, asked 3 times: 2023*, 2025*, 2026. Every wording below, oldest first.

Try each one first, then open its answer.

Question 1
2023
23 (b) $Explain in brief two ways by which leaves of a plant help in excretion.$
Question 2
2025
23 $“Plants use a variety of techniques to get rid of waste material.” Justify this statement giving any four ways.$
Question 3
2026
14 $Give reasons for the following : (a) Plants do not have an excretory system so how they excrete their wastes ? (b) Why do mammals and birds have double circulation ?$