Lesson 1 and 2 review

The process by which plants make their own food using sunlight is called ___________.

• Photosynthesis

• Respiration

• Transpiration

• Fermentation

The green pigment in leaves that helps absorb sunlight is called ___________.

• Chlorophyll

• Carotene

• Xanthophyll

• Anthocyanin

Roots take in ___________ and ___________ from the soil to help the plant grow.

• Water and Nutrients

• Sunlight and Air

• Carbon Dioxide and Oxygen

• Sugar and Starch

A plant’s ___________ connects the roots to the leaves and holds the plant up.

• Stem

• Leaf

• Root

• Flower

The system of tubes that carries water, nutrients, and food throughout a plant is called the ___________ system.

• Vascular

• Digestive

• Respiratory

• Nervous

___________ and ___________ leaves can protect a plant by reducing water loss.

• Waxy

• Hairy

• Smooth

• Thin

Thorns and spines protect plants by keeping ___________ away.

• Herbivores

• Insects

• Birds

• Wind

Thick ___________ helps protect plants from fire, insects, and water loss.

• Bark

• Leaves

• Roots

• Flowers

Plants need four things to survive: ___________, ___________, ___________, and ___________.

• Water

• Sunlight

• Air

• Nutrients

• Soil

Which of the following does NOT help a plant make its own food?

• Air

• Water

• Nutrients

• Sunlight