Snapquiz - Tropism and Plant Hormones

Question 1. What effect do hormones have on the growth of roots?

The cells recede.
The cells elongate.
The cells increase in width.
The cells slow their growth.

Question 2. What effect do hormones have on the growth of shoots?

The cells increase in width.
The cells recede.
The cells elongate.
The cells slow their growth.

Question 3. Which of the following is true?

Hormones increase cell growth in shoots and increase cell growth in roots.
Hormones increase cell growth in shoots and reduce cell growth in roots.
Hormones reduce cell growth in shoots and reduce cell growth in roots.
Hormones reduce cell growth in shoots and increase cell growth in roots.

Question 4. Which of the following do plants not grow towards?

Water.
Sound.
Light.
Gravity.

Question 5. Gravitropism is growth towards what?

Down.
A heat source.
A light source.
Up.

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