Ch 9 Plant Functions Review Guide

The stigma is considered the

• female part of the flower.

• male part of the flower.

The stamen is considered the

• male part of the flower.

• female part of the flower.

Which part of the flower is the most beautiful and also attracts insects?

• The roots

• The stem

• The sepals

• The petals

Tags

NGSS.MS-LS1-4

Plant growth toward the stimulus is called

• Positive tropism

• Negative tropism

Plant growth away from a stimulus is called

• Negative tropism

• Positive tropism

Stems that grow toward light are demonstrating

• Positive phototropism

• Negative phototropism

Roots that grow away from light are showing

• Negative tropism

• Positive tropism

Tags

NGSS.MS-LS1-5

Stems that grow away from the pull of gravity are demonstrating

• Negative gravitropism

• Positive gravitropism

Roots grow toward the pull of gravity, which is an example of

• negative gravitropism

• positive gravitropism

The stems of some plants have the ability to grow toward an object they touch. This is an example of

• thigmotropism

• gravitropism

• hydrotropism

• phototropism