External parts of a leaf practice exercise 1

Describe the function of the leaf blade (lamina). (2 marks)

State and explain two roles played by veins in the external structure of a leaf. (2 marks)

Discuss how the leaf margin and leaf apex contribute to maintaining leaf health and effective functioning. (2 marks)

Discuss how the leaf margin and leaf apex contribute to maintaining leaf health and effective functioning. (2 marks)

Explain the importance of the leaf apex. (1 mark)

Identify and briefly explain the role of any three external parts of a leaf. (3 marks)

Study the diagram below showing parts of a leaf and answer the questions that follow.  (a) What is the function of the part labelled vein? (1 mark) (b) Name the part that attaches the leaf to the stem. (1 mark)

Study the diagram below showing parts of a leaf and answer the questions that follow.  (a) What is the function of the part labelled vein? (1 mark) (b) Name the part that attaches the leaf to the stem. (1 mark)

Study the diagram below showing parts of a leaf and answer the questions that follow.  (a) What is the function of the part labelled vein? (1 mark) (b) Name the part that attaches the leaf to the stem. (1 mark)

Name any five external parts of a leaf and indicate where each is located. (5 marks)

Name any five external parts of a leaf and indicate where each is located. (5 marks)

Name any five external parts of a leaf and indicate where each is located. (5 marks)

Name the parts A, B, C, D and E in the table below. (5 marks) External part Position on the leaf One observable feature A At the base of the leaf where it joins the stem Stalk-like structure B Central line running along the lamina Thick and prominent C Flat green surface Broad and thin D Branching from the central line Network-like E Tip of the leaf Pointed or rounded end

Name the parts A, B, C, D and E in the table below. (5 marks) External part Position on the leaf One observable feature A At the base of the leaf where it joins the stem Stalk-like structure B Central line running along the lamina Thick and prominent C Flat green surface Broad and thin D Branching from the central line Network-like E Tip of the leaf Pointed or rounded end

Name the parts A, B, C, D and E in the table below. (5 marks) External part Position on the leaf One observable feature A At the base of the leaf where it joins the stem Stalk-like structure B Central line running along the lamina Thick and prominent C Flat green surface Broad and thin D Branching from the central line Network-like E Tip of the leaf Pointed or rounded end

Name the parts A, B, C, D and E in the table below. (5 marks) External part Position on the leaf One observable feature A At the base of the leaf where it joins the stem Stalk-like structure B Central line running along the lamina Thick and prominent C Flat green surface Broad and thin D Branching from the central line Network-like E Tip of the leaf Pointed or rounded end

State two functions of the petiole in the external structure of a leaf.  (2 marks)

Explain the importance of the leaf margin and the leaf apex in the external structure of a leaf. (2 marks)

Explain the importance of the leaf margin in the external structure of a leaf. (2 marks)

Explain the importance of the leaf margin in the external structure of a leaf. (1 mark)

Explain the importance of the leaf margin in the external structure of a leaf. (1 mark)

Explain the importance of the leaf margin in the external structure of a leaf. (1 mark)