WONDER #2352: Why is the Sensitive Plant So Shy?

Question 1 of 3

Which of these is NOT another name for the sensitive plant?

1. Humble plant
2. Mimosa pudica
3. Touch-me-not
4. Wilting plant

Question 2 of 3

Which is the BEST evidence that the sensitive plant wilts to defend itself from predators?

1. “As water drains to the plant’s base, the leaves close and the stalks droop.”
2. “...the sensitive plant learned to move to scare away predators. Startled by the sudden wilting, hungry animals move away to find a different plant to eat.”
3. “Many other plants fold up their leaves at nighttime. At night, leaves are not taking in any energy from sunlight.”
4. “After a few minutes, it will send water back to its leaves and stand straight up again.”

Question 3 of 3

What causes the sensitive plant to wilt?

1. It feels fear and shrinks to the ground.
2. The cells in its leaves and stalks release water.
3. Bad odors cause it harm.
4. Lack of proper nutrients makes it droop.

Check your answers online at https://wonderopolis.org/wonder/Why-is-the-Sensitive-Plant-So-Shy.