(a)[1]
Name one dicotyledonous leaf feature that sets it apart from a monocotyledonous leaf.
(b)[1]
Explain why a leaf counts as an organ.
(c)[3]
Photosynthesis takes place in leaves. State the balanced chemical equation for photosynthesis.
(d(i))[2]
Identify layer J and explain how its adaptation supports photosynthesis in the leaf.
(d(ii))[2]
Identify layer K and explain how its adaptation supports photosynthesis in the leaf.
(d(iii))[2]
Identify layer L and explain how its adaptation supports photosynthesis in the leaf.
(e)[3]
Plants require nitrate ions for growth. Explain why.