Ecosystems Practice Quiz

The basic needs of all animals are ___________.

• food, water, shelter, and space

• food, water, trees, and humans

• food, plants, water, shelter

• food, plants, trees, water

How many different kinds of organisms can occupy the same niche?

• there is no limit

• one

• two

• only plants can occupy niches

A student recorded her observations of the birds in the chart below.

She knows the birds do not compete for food because _______.

• are all different types

• feed at different times

• lay eggs at different times

• feed in different parts of the tree

In a forest community, a maple tree has a special role of being a producer. This special role is part of the tree's ___________.

• adaptation

• niche

• habitat

• ecosystem

All of the feeding interactions in a community make up a _________.

• food web

• habitat

• behavior

• niche

Why are decomposers important to forest?

• They break down growing trees in the food web.

• They use soil's minerals for food.

• They break down dead trees to return materials to the food chain.

• They use sunlight to make food for the trees.

Wolves only eat other animals. Why do wolves still need plants?

• Plants produce seeds.

• Plants are consumers.

• Wolves are decomposers.

• Wolves eat animals that eat plants.

A possible food chain for animals in a pond is ________________.

• fish-->tadpole-->snake-->plant

• snake-->plant-->tadpole-->fish

• plant-->tadpole-->fish-->snake

• tadpole-->fish-->snake-->plant

When a population of bees in a hive is too large, the queen goes to a different hive. Some of the bees go with her. This is an example of ____________.

• behavioral adaptation

• seasonal characteristics

• physical adaptation

• structural adaptation

A certain behavior or special body part that helps an animal survive in its environment is called ______________.

• an instinct

• an adaptation

• a producer

• a niche