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Bending Plant Roots with Gravity Quiz

1. Geotropism (or gravitropism) means that...
Correct.
Incorrect.
2. How can a plant roots sense which way is up or down?
Correct.
Incorrect.
3. The image below shows a radish seedling after growing it in a bag for 7 days. The labels show the direction each side was facing on day 1, and the bag was rotated on days 3 and 5. Considering which way the roots grow in the image, what side of the bag was facing down on day 4 (assuming that the roots started growing on day 1)?
Image Credit: Science Buddies

 

Correct.
Incorrect.
4. What other environmental factors can affect plant growth?
Correct.
Incorrect.
5. If you would grow plants in a place without light where there is no gravity, such as in space, which way would you expect the plant roots to grow?
Correct.
Incorrect.

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