How Do Plants Respond to Their Environment?

This tree fell over and then began growing upward again. Why?

• The tree adapted to environmental changes.

• The tree was supported by external structures.

• The tree was replanted in a different location.

• The tree's roots grew in a new direction.

When you go from a dark room into a bright room, what happens?

• Your eyes adjust immediately.

• You feel a sudden discomfort or temporary blindness.

• You see everything clearly right away.

• Your vision becomes blurry permanently.

Fill in the blank: Growing toward light helps plants make more ____.

• food

• water

• soil

• oxygen

What is the environment according to the passage?

• A. The natural world around us

• B. A place where animals live

• C. A concept in science

• D. A type of ecosystem

What happens when it gets very warm out?

• People wear lighter clothing.

• It starts to snow.

• The days get shorter.

• Water freezes.

How else do plants respond to temperature changes?

• Plants respond to temperature.

• Plants change color with temperature.

• Plants grow faster in warmer temperatures.

• Plants shed leaves in cold temperatures.

What does the word 'Germinate' mean as used in the passage?

• To grow or develop

• To decay or rot

• To remain dormant

• To shrink or contract

What happens to plants when it's really cold outside?

• They grow faster

• They wilt and die

• They become dormant

• They produce more flowers

What temperature is considered a freeze that can harm a plant?

• Below 0°C

• 5°C

• 10°C

• 15°C

A plant's roots respond to gravity by:

• growing upwards

• growing downwards

• growing sideways

• not responding to gravity