Leaf structure

The diagram shows a leaf. Use the key to Identify the plant that the leaf comes from.

Feb/March 2016

The diagram depicts a palisade mesophyll cell from a green leaf. In which labelled part does photosynthesis take place and where is starch kept?

Feb/March 2016

The diagram shows a palisade cell from a leaf. In what way is a palisade cell unlike the other cells in the same plant?

Feb/March 2017

The diagram shows a number of cells. In which part of the body are these cells found?

Feb/March 2017

The diagram illustrates a cross-section of a leaf. Which arrow indicates the direction in which carbon dioxide diffuses on a sunny day?

Feb/March 2017

The diagram represents a cross-section of a leaf. Which arrow indicates the direction in which carbon dioxide diffuses on a sunny day?

Feb/March 2017

The diagram shows a cross-section through part of a leaf. Which kind of cell is present in layer X?

Feb/March 2018

The diagram illustrates a section through part of a leaf. Which kind of cell is present in layer X?

Feb/March 2018

The table presents diagrams of three cell types found in a leaf. Which row correctly names each cell type?

Feb/March 2021

Identify the leaf layer that contains interconnecting air spaces?

Feb/March 2021

The diagram shows part of a leaf cross-section. Which row gives the correct labels?

Feb/March 2023

The diagram shows part of a leaf cross-section. Which row gives the correct labels?

Feb/March 2023

The diagram presents a cross-section of part of a leaf. Which structure is the cuticle?

Feb/March 2024

The photomicrograph depicts a section of the underside of a leaf. What structure is indicated by X?

Feb/March 2025

Fig. 5.1 illustrates a cross-section through a leaf.

Feb/March 2025

The diagram shows a transverse section of a leaf. Which tissue does the cell labelled X belong to?

May/June 2017

The diagram shows a transverse section of a leaf. What is the cell labelled X?

May/June 2017

The diagrams illustrate the structure of four distinct cells taken from the leaf of a dicotyledonous plant. Which one is a guard cell?

May/June 2017

The diagram illustrates a cross-section of a leaf. Which cell is labelled X?

May/June 2017

The diagrams illustrate the structure of four different cells taken from the leaf of a dicotyledonous plant. Which one is the guard cell?

May/June 2017

Fig. 9.1 displays a photomicrograph of a leaf cross-section.

May/June 2017

The diagram presents a cross-section of a leaf. What are the structures P, Q, R and S?

May/June 2018

The diagram shows a cross-section of a leaf. What structures are P, Q, R and S?

May/June 2018

The boxes on the left give processes that are carried out by cells. The boxes on the right show the names of the cells that perform these processes. Use one straight line from each box on the left to the matching box on the right to connect the process with the cell type. Draw six lines. One example is already completed for you.

May/June 2018

Fig. 3.1 shows a scanning electron micrograph of a vertical section through part of a broad bean leaf, Vicia faba.

May/June 2018

A microscope view shows a cross-section through a leaf. Which structure is a palisade mesophyll cell?

May/June 2019

The diagrams illustrate the structures of four different plant cells. Which cell comes from the upper epidermis of a leaf?

May/June 2019

The diagram shows a leaf cross-section viewed under a microscope. Which structure is a palisade mesophyll cell?

May/June 2019

The diagrams illustrate the structures of four different cells from a page. Which cell comes from the upper epidermis of a leaf?

May/June 2019

Identify the leaf parts labelled A and B in Fig. 7.1.

May/June 2019

The diagram shows a cross-section through a plant leaf. Which label indicates a palisade mesophyll cell?

May/June 2021

The diagram illustrates a transverse section through a leaf. What is the name of cell X?

May/June 2021

Which photomicrograph shows the leaf section with correct labels?

May/June 2021

State the name of the process that takes place in the presence of chlorophyll.

May/June 2021

The diagram shows a cross-section of a leaf. Which label indicates a tissue?

May/June 2022

The diagram illustrates a cross-section of part of a plant. Which part of the plant is shown, and what tissue is labelled H?

May/June 2022

In what way do the air spaces in the spongy mesophyll of a leaf make it better adapted for photosynthesis?

May/June 2022

The diagram presents a cross-section of a leaf. Which label indicates a tissue?

May/June 2022

The diagram is a cross-section through one region of a plant. Identify which part of the plant is shown and state the tissue marked H.

May/June 2022

The list presents features of a plant leaf. 1 air spaces between spongy mesophyll cells 2 chloroplasts in mesophyll cells 3 has a natural insecticide 4 xylem vessels close to mesophyll cells Which of these features are adaptations that help with photosynthesis?

May/June 2022

What features make most leaves suitable for photosynthesis?

May/June 2023

Which characteristic is a leaf adaptation for surviving in a hot, dry desert?

May/June 2023

Fig. 1.1 shows part of a leaf cross-section. The diagram identifies layer A, layer B and layer C, and includes stomata.

May/June 2023

The diagram illustrates a cross-section through a leaf. Which kind of cell regulates the entry of carbon dioxide into the leaf?

May/June 2024

The diagram shows a cross-section of part of a leaf. Which cell regulates the rate at which gas exchange occurs?

May/June 2024

In which section of a leaf is the concentration of chloroplasts greatest?

May/June 2024

The diagram shows a cross-section of a flowering plant leaf. In which part does photosynthesis occur?

May/June 2024

The photograph shows a water lily plant, which is a hydrophyte. Which statement explains why the stomata are found on the upper side of the leaf?

May/June 2024

In which part of the leaf of a green plant is phloem found?

May/June 2024

From the list of words, fill in the flowchart by placing the structures in the right sequence in the spaces given.

May/June 2024

The diagram shows a cross-section of part of a leaf. What are the names of regions 1, 2 and 3?

May/June 2025

The diagram illustrates part of a leaf cross-section. What are tissues 1, 2 and 3?

May/June 2025

In a leaf cross-section, what is the correct sequence of structures as you move from the upper surface of the leaf down to the lower surface of the leaf?

May/June 2025

The table presents some characteristics of leaves. Which leaf is suited to surviving in hot, dry habitats?

May/June 2025

Which statements about adaptations for photosynthesis are correct for spongy mesophyll tissue?

May/June 2025

The diagram presents a cross-section of part of a leaf. Identify the cell labelled X.

May/June 2025

What does the term leaf refer to?

May/June 2025

The diagram shows a section of a leaf in cross-section. Which structure is a palisade mesophyll cell?

May/June 2025

Photosynthesis takes place in leaves.

May/June 2025

Identify tissue B and tissue C shown in Fig. 4.2.

May/June 2025

By what process does carbon dioxide move through the stomata of a leaf?

Oct/Nov 2016

The diagram shows part of a leaf viewed in cross section under a microscope. What are the names of regions 1, 2 and 3?

Oct/Nov 2016

The diagram shows a leaf in cross-section, viewed using a microscope. What are tissues 1, 2 and 3?

Oct/Nov 2016

The diagram illustrates part of a leaf in cross-section. Which numbered part indicates the correct function?

Oct/Nov 2016

The diagram shows a leaf in cross-section as viewed through a microscope. Which tissues are 1, 2 and 3?

Oct/Nov 2016

Hydrophytes are plants with many adaptations for living in aquatic habitats.

Oct/Nov 2016

Name one dicotyledonous leaf feature that sets it apart from a monocotyledonous leaf.

Oct/Nov 2016

The diagram illustrates a student’s sketch of guard cells. Which label is incorrect?

Oct/Nov 2017

The diagram shows part of a cross-section through a leaf. Which arrow shows the diffusion of oxygen during photosynthesis?

Oct/Nov 2017

The diagram illustrates a leaf. Use the key to identify the leaf.

Oct/Nov 2017

The diagram depicts a cell from a plant leaf. Which structure contains the largest amount of magnesium?

Oct/Nov 2017

What does the term leaf mean?

Oct/Nov 2017

The diagram illustrates one kind of plant cell. From where is this type of cell obtained?

Oct/Nov 2017

The diagram illustrates the structure of a plant cell. This cell is part of a tissue that

Oct/Nov 2017

The diagrams illustrate a leaf together with its internal structure. State the levels of organisation for the labelled structures.

Oct/Nov 2017

The diagrams illustrate structures linked to a leaf. What level of organisation does the part shown in detail represent?

Oct/Nov 2017

The diagram illustrates a vertical cross-section of a leaf. Which diagram represents the plant from which the leaf came?

Oct/Nov 2017

Fig. 5.1 is a diagram showing a cross-section through a leaf.

Oct/Nov 2017

State the name of this green pigment.

Oct/Nov 2017

The diagram shows a cross-section through a leaf. Which tissue lies directly beneath the upper epidermis?

Oct/Nov 2018

The diagram illustrates part of a leaf in cross-section. Structures X and Y are both components of the same

Oct/Nov 2018

The diagram illustrates a portion of a leaf in cross-section. Structures X and Y are both components of the same

Oct/Nov 2018

The diagram illustrates a cross-section of a leaf. Which row gives the correct labels?

Oct/Nov 2018

The diagram illustrates a section of a leaf in cross-section. Structures X and Y are both components of the same

Oct/Nov 2018

The diagram illustrates a leaf in cross-section. Structures X and Y are both components of the same

Oct/Nov 2018

The diagram illustrates the arrangement of cells taken from a plant leaf. What kind of cells are these?

Oct/Nov 2018

The diagram depicts part of a leaf in cross-section. Structures X and Y are both parts of the same

Oct/Nov 2018

In which part of a green plant leaf is phloem found?

Oct/Nov 2018

The diagram illustrates a section of a leaf in cross-section. Structures X and Y are both parts of the same

Oct/Nov 2018

Fig. 3.1 shows a photomicrograph of part of the upper surface of a broad bean leaf, Vicia faba.

Oct/Nov 2018

The diagram shows a leaf viewed in cross-section using a microscope. Which tissues are 1, 2 and 3?

Oct/Nov 2019

The diagram shows a leaf viewed in cross-section under the microscope. What are tissues 1, 2 and 3?

Oct/Nov 2019

The diagram displays a leaf in cross-section as viewed through a microscope. Which tissues are 1, 2 and 3?

Oct/Nov 2019

The diagram shows a leaf in cross-section as viewed through a microscope. Which tissues are 1, 2 and 3?

Oct/Nov 2019

The diagram illustrates a hydrophyte in a lake. Which statement about its leaves is correct?

Oct/Nov 2019

The diagram shows a leaf viewed in cross-section under a microscope. Which tissues are 1, 2 and 3?

Oct/Nov 2019

The diagram illustrates a leaf in cross-section as viewed through the microscope. Which tissues are 1, 2 and 3?

Oct/Nov 2019

The diagram shows part of a transverse section through the leaf of a water lily. Its leaves are adapted to enable it to live on the surface of the water. How is the leaf of this plant adapted to being a hydrophyte?

Oct/Nov 2019

The diagram shows a cross-section of a leaf. What structure is labelled X?

Oct/Nov 2021

The diagram illustrates the surface view of part of a leaf epidermis. How many guard cells are there?

Oct/Nov 2021