WorksheetsEcosystem
Total questions: 30
Worksheet time: 39mins
Name
Class
Date
1.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
2.
A __________ includes all the living and non-living things in an environment.
a)
population
b)
niche
c)
abitotic
d)
ecosystem
3.
An ecosystem contains ferns, rabbits, and many trees. Which BEST describes this ecosystem?
a)
aquatic ecosystem
b)
grassland ecosystem
c)
lake ecosystem
d)
forest ecosystem
4.
This biome is dry and can be found in the U.S. and Africa.
a)
desert
b)
ocean
c)
grassland
d)
taiga
5.
__________ is the average weather over a period of time.
a)
abiotic
b)
climate
c)
biotic
d)
adaptation
6.
Decomposers are very important in an ecosystem because they break down dead organisms. True or False?
a)
True
b)
False
7.
How are wetlands important to migrating birds?
a)
The wetlands provide a temporary home for migrating birds that rest and feed in these habitats .
b)
They provide a source of food for alligators and other animals that live in the wetlands.
8.
Why do wetlands have a rich supply of nutrients?
a)
Dead leaves & other plant and animal materials serve as natural fertilizers. They add nitrogen, phosphates, and other nutrients to the water and soil.
b)
The area round the swamp leads to the land and area developments such as new houses.
c)
The larger citites in the area produce many large amounts of trees and grasses that give nutrients to the swamp
9.
Why are wetlands important to people?
a)
Wetlands are a critical part of our natural environment.
b)
They provide habitat for animals and plants and many contain a wide diversity of life, supporting plants and animals that are found nowhere else.
c)
Why are wetlands important to people?Wetlands act as natural water filters. They also help control floods by absorbing excess water after heavy rains. Wetlands are like giant sponges!
10.
Where do wetlands form?
a)
In places where water is trapped in lower areas
b)
In areas where water runs into a pond or lake
c)
In an area that is deep and will hold the water for long periods of time
11.
Why are coastal Wetlands unique?
a)
They contain BOTH fresh & salt water. For example, salt marshes & mangrove forests.
b)
About 40 percent of the wetlands in the lower 48 states are coastal wetlands and approximately 81 percent of coastal
c)
Wetlands protect water supplies and provide habitat for fish and wildlife, including commercially important fish species.
d)
Each of these habitat types supports unique array of plant and animal species. Development of habitat in coastal wetlands depends on a variety of factors
12.
What are the three common types of freshwater wetlands?
a)
forest, swamp and marsh
b)
bog swamp and forest
c)
marshes, swamps, and bogs
d)
tundra, boreal, grassland
13.
Which is an abiotic part of an ecosystem?
a)
temperature
b)
soil
c)
both
d)
neither
14.
How do Everglades help wildlife?
a)
The everglades give humans the opportunity to get rid of animals they no longer want as pets.
b)
By allowing other animals a chance to build roads and canals for water
c)
They provide food and shelter. The wetlands provide habitats, sheltered waters & a rich supply of nutrients.
15.
Where do wetlands form?
a)
In places where water is trapped in lower areas
b)
In areas where water runs into a pond or lake
c)
In an area that is deep and will hold the water for long periods of time
16.
This picture is an example of what kind of ecosystem?
a)
Desert
b)
Grassland
c)
Tropical Rain Forest
d)
Tundra
17.
The different populations that interact with each other in the same area form?
a)
population
b)
community
c)
niche
18.
This picture is an example of what kind of ecosystem?
a)
Forest
b)
Tundra
c)
Desert
d)
Desert
19.
This picture is an example of what kind of ecosystem?
a)
Forest
b)
Desert
c)
Tundra
d)
Tropical Rain Forest
20.
This picture is an example of what kind of ecosystem?
a)
Desert
b)
Tropical Rain Forest
c)
Tundra
d)
Forest
21.
This picture is an example of what kind of ecosystem?
a)
Grasslands
b)
Desert
c)
Tundra
d)
Forest
22.
An ecosystem contains ferns, rabbits, and many trees. Which BEST describes this ecosystem?
a)
aquatic ecosystem
b)
grassland ecosystem
c)
lake ecosystem
d)
forest ecosystem
23.
What is vibration?
a)
high and low sounds
b)
loud and soft
c)
the back and forth movement of matter
d)
big and small
24.
What is pitch?
a)
big and small
b)
apples
c)
how high or low a sound is
d)
fast a slow
25.
What is echo?
a)
high and low sounds
b)
big and small instruments
c)
fast and slow movements
d)
a sound that bounces off a surface
26.
What moon phase comes before a Full Moon?
a)
Waxing Crescent
b)
Waning Crescent
c)
Waxing Gibbous
d)
Waning Gibbous
27.
Which Moon phase comes before a Waxing Gibbous?
a)
Waning Crescent
b)
First Quarter
c)
Waxing Crescent
d)
Full Moon
28.
What moon phase comes before a Full Moon?
a)
Waxing Crescent
b)
Waning Crescent
c)
Waxing Gibbous
d)
Waning Gibbous
29.
When the Northern Hemisphere of Earth is Leaning away from the Sun, What season is the Southern Hemisphere experiencing?
a)
Summer
b)
Winter
c)
Spring
d)
Fall
30.
What position is the Earth in when the Northern Hemisphere is In the middle of Winter?
a)
Leaving Summer and heading towards Winter
b)
Leaving Winter and Heading towards Summer
c)
Leaning Towards the Sun
d)
Leaning away from the Sun
100 %
