Biology Plant Responses

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  • Created by: Sunset
  • Created on: 31-12-12 12:11
What is the name of the response to water?
Hydrotropism
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Why does the shoot have a positive phototropic response?
To reach light to abosorb it for photosynthesis
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In high concentrations, what affect does the hormone auxin have on the roots?
It inhibits growth
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In high concentrations, what affect does the hormone auxin have on the stems?
Causes stem cells to elongate
4 of 7
Which stimulus is stronger for roots - gravity or water?
Water
5 of 7
What are the commercial uses of plant hormones?
Weedkillers and rooting powder
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Why do the roots grow towards gravity?
To reach minerals and water
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Other cards in this set

Card 2

Front

Why does the shoot have a positive phototropic response?

Back

To reach light to abosorb it for photosynthesis

Card 3

Front

In high concentrations, what affect does the hormone auxin have on the roots?

Back

Preview of the front of card 3

Card 4

Front

In high concentrations, what affect does the hormone auxin have on the stems?

Back

Preview of the front of card 4

Card 5

Front

Which stimulus is stronger for roots - gravity or water?

Back

Preview of the front of card 5
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