Autumn Leaves and Trees Quiz

What happens to the leaves on most trees during autumn?

• They remain green.

• They become flowers.

• They turn different colors and fall.

• They grow larger.

Which of the following is NOT a characteristic of leaves mentioned in the video?

• Some leaves are wide.

• All leaves are shiny.

• Some leaves have jagged edges.

• Some leaves are not symmetrical.

What is unique about the leaves of the ginkgo tree?

• They are heart-shaped.

• They are oval-shaped.

• They are fan-shaped.

• They are star-shaped.

Which tree's leaves are almost always shaped like stars?

• Cherry

• Sweetgum

• Birch

• Maple

Which tree's leaves are described as looking like tulip flowers?

• Hickory

• Linden

• Dogwood

• Yellow Poplar

What is the process called where green leaves make food using light, water, and carbon dioxide?

• Photosynthesis

• Respiration

• Chlorophyll

• Transpiration

Which chemical is responsible for the green color in leaves?

• Tannin

• Chlorophyll

• Anthocyanin

• Carotene

What causes leaves to turn red or purple in the fall?

• Anthocyanin

• Carotene

• Xanathal

• Tannin

What is the result of tannin in leaves?

• Green color

• Brown color

• Red color

• Yellow color

What happens to the base of the stem when a leaf is about to fall?

• It becomes stronger.

• It grows brittle.

• It turns green.

• It becomes sticky.