Chapter 10 Quiz 1

All the organic nutrients required by plants can be produced in photosynthesis.

• True

• False

Plants require nitrogen and magnesium for the synthesis of chlorophyll.

• True

• False

Minerals are absorbed into root hair cells mainly by diffusion.

• True

• False

The diagram shows the longitudinal section of the root of a dicotyledonous plant.

What is structure P?

• cortex

• vascular bundle

• root hair

• root cap

The diagram shows the longitudinal section of the root of a dicotyledonous plant.

What is structure R?

• cortex

• vascular bundle

• root hair

• root cap

The diagram shows the longitudinal section of the root of a dicotyledonous plant.

What is structure S?

• cortex

• root cap

• xylem

• phloem

The diagram shows the longitudinal section of the root of a dicotyledonous plant.

What is structure T?

• cortex

• root cap

• xylem

• phloem

The diagram shows the longitudinal section of the root of a dicotyledonous plant.

Which of the following structures stores food?

• P

• Q

• R

• S

• T

The diagram shows the longitudinal section of the root of a dicotyledonous plant.

Which of the following structures can protect the root tip?

• P

• Q

• R

• S

• T

The diagram shows the longitudinal section of the root of a dicotyledonous plant.

With reference to the diagram, which of the following are adaptative features of the root for absorbing water and minerals?

• It is highly branched.

• The root hairs are fine and long.

• It has many mitochondria.

• It has a thin cell wall.