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Flashcards in force and tropism Deck (8)
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1

Turgor pressure

The force of water molecules against the cell wall that allows plants to stand up straight.

2

Stimulus

An action or condition that provokes a response .

3

Response

A change in a system resulting from a stimulus.

4

Tropism

Plant growth toward or away from an external stimulus.

5

Geotropism

The response of a plant to gravity.

6

Positive Geotropism

Plant growth towards gravity.

7

Negative Geotropism

Plant growth away from gravity.

8

Phototropism

the growth of a plant toward or away from light