A leaf is a plant organ. The palisade mesophyll is one of its tissues.
a.
Define the term tissue.
[1]
b.
Explain why a leaf is described as an organ and not as a tissue.
[2]
c.
Explain why the palisade mesophyll is described as a tissue.
[1]
Markscheme
2.3 Plant tissues, organs and systems Questions
38 exam-style questions on AQA GCSE Biology 2.3 Plant tissues, organs and systems, covering 2.3.1 Plant tissues and 2.3.2 Plant organ system. Each one has a worked solution and a mark scheme showing where the marks go.