Chapter 3 Energy in Ecosystems Study Guide

During photosynthesis, a plant produces all of the following EXCEPT

• sugar

• oxygen

• carbon dioxide

• water

What might happen in a food web if good weather makes the plant population increase?

• the herbivores will increase and the carnivores will decrease

• there will be no change

• the herbivores and carnivores will increase

• the herbivores and carnivores will decrease

Plants are called producers because they

• can reproduce themselves from seeds or spores

• create the carbon dioxide in the air

• keep the soil from being washed away

• can make sugars

In what part of a plant is light energy changed into energy the plant can use?

• in the fruits

• in the roots

• in the leaves

• in the flowers

Complete the sentence with the correct word or phrase: Animals that eat plants and other animals are called_______

• herbivores

• omnivores

• carnivores

• botanists

Which of the following could be a nonliving part of an ecosystem?

• a spider

• the moon

• sunlight

• a tree

If an animal is an herbivore, then you know about

• where the animal lives

• what the animal eats

• how the animal reproduces

• how long the animal lives

Plants get the energy they need from the

• food they eat

• sun

• minerals in the soil

• air

Complete the sentence with the correct word or phrase: Its habitat provides what a plant needs to ________

• interact

• die

• sleep

• survive

The goal of a California monarch butterfly farm is to replace monarchs that were destroyed by habitat _______

• survival

• loss

• stores

• games