Topic 6 - Plant Structures and Their Functions

Question 1

What is the role of chlorophyll?

Answer 1

To absorb light energy for photosynthesis

Question 2

Why may plants produce insufficient chlorophyll?

Answer 2

-They lack the required nutrients
-They have a disease like Tobacco Mosaic Virus

Question 3

At night time, when photosynthesis can’t take place, are the stomata normally open or closed?

Answer 3

Closed

Question 4

What is meristem tissue and where is it found?

Answer 4

Meristem tissue is made up of plant stem cells. It’s found in the growing parts of the plant such as the tips of shoots and roots.

Question 5

Which part of the plant is glucose produced in?

Answer 5

Leaves

Question 6

What do we call the movement of cell sap (a mixture of sugar and water) up and down the plant?

Answer 6

Translocation

Question 7

What does the xylem transport in a plant?

Answer 7

Water and dissolved mineral ions

Question 8

What happens to the rate of transpiration if wind speed increases?

Answer 8

It increases