A species of flowering plant produces vibrant blue flowers. The flowers attract both pollinators that spread the plant's pollen and herbivores that feed on the plant. An adaptation occurred through several generations of plant species, and the plant is now known for its long, sharp thorns. Why might this adaptation have occurred?

Question

1. To absorb more water and nutrients
2. To attract more pollinators
3. To discourage herbivores***
4. To provide shade for the plant

Answer 1

I agree.

Answer 2

Thank you Ms. Sue :-)

Answer 3

You are welcome.