Form 4: Chapter 6.3 Supports, Growth, Stability in Plants

What type of roots does this woody plant have?

• Buttress roots

• Prop roots

• Stilt roots

What type of roots does this banyan tree have?

• Prop roots

• Stilt roots

• Buttress roots

What type of roots does this woody plant have?

• Stilt roots

• Buttress roots

• Prop roots

What type of support that this orchid plant have?

• Tendrils

• Clasping roots

What type of support does this pumpkin plant have?

• Tendrils

• Clasping roots

The tissue of woody plant is from ______, a tough and complex substance. Fill in the blank.

• Lignin

• Cellulose

• Xylem

What happens to the non-woody plants if they lack of water? Tick TWO correct answers.

• Turgidity of cells is decreasing

• Turgidity of cells is increasing

• Soft and wilt

• Hard and turgid

The diagram shows aerenchyma tissue in aquatic plant. This tissue contains of thin-walled cells that forming air spaces. What is the function of air spaces inside this plant?

• To help buoyancy (floating)

• To help flowing of water inside plant

• To make plants become more turgid

Tick TWO factors that affect HIGH STABILITY OF THE PLANTS.

• Wide base area

• Lower centre of gravity

• Small base area

• High centre of gravity

How does herbaceous plant (non-woody plant) obtain its support?

• Buttress roots

• Clasping roots

• Tendrils

• Prop roots