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WorksheetsBJU Science 3_5thEd. Chapter 8: Ecosystems
Total questions: 26
Worksheet time: 1hrs 18mins
All the nonliving things that surround a living thing are called its (a)
community
population
All the living things in one area are called its (a) .
All the living things of one kind that live in one area are called
community
environment
population
Each population has a habitat that includes food, water, and
shelter
plants
A living thing that makes its own food and gets its energy directly from the sun is a
consumer
decomposer
producer
A living thing that gets its energy by eating other living things as food is a (a) .
decomposer
producer
A living thing that breaks down dead things and wastes is a
consumer
producer
decomposer
God uses (a) to keep an ecosystem in balance.
prey
At The Fall, Adams' sin brought (a) into the world for animals and people.
life
The only omnivore is the
(a)
snake
The carnivores in this food web are
the _and the _.
snake
The only herbivore is the
(a)
raccoon
The snake is the raccoon's (a) .
predator
When one part of a food web changes, it affects (a) web.
some of the
The movement of energy from one living thing to another living thing is called a
(a)
community
Two things that can cause an ecosystem to change are ___ and ___
Choose 2 answers.
people
rocks
environment
Label the following in this food web:
a carnivore reptile
a carnivore amphibian
the primary energy source
the producer
the herbivore
the omnivore
Match the following
feeds only other animals
carnivore
feeds only on plants
herbivore
feeds on both plants and animals
omnivore
feeds on dead organisms
decomposer
feeds itself
producer
Match the following
all living and nonliving things in and the environment in which they interact
ecosystem
all the living things of one kind in one area
population
all the living things in one area
community
place where an organism lives
habitat
all the nonliving things in an area
environment
Match the following
anything that can meet the need of an organism
resource
the struggle between living things trying to use the same thing to survive
competition
creates its own food
producer
must eat a plant or animal for food
consumer
Why were there no carnivores before The Fall?
There was no death.
Everything was first created to eat plants.
They had not evolved yet.
God had not created these animals yet.
How can deer survive in colder weather?
They can hibernate.
They can adapt by growing thicker fur.
They fly south for the winter.
They can begin to evolve into polar bears.
Living in groups can help some animals survive better.
Sort into correct categories
help them find food more easily
better protection from predators
better protection from the cold
better hidden from predators
more easily overpower prey
better protection from fires
needs less resources
planting trees and plants
littering
over fishing
only catch the fish the need for food
recycle
set aside areas for wildlife and plants
destroy habitats
catch and release fish
be wasteful
Categorize what might cause these changes in an ecosystem.
(Not all changes are bad :)
a flood
a drought
a fire
plant trees
pollute
beavers build a dam
squirrels bury nuts and forget them
hurricane
over hunting one type of animal in ah area
pine beetles destroying trees
An example of an animal adapting to survive in a changed ecosystem is
a camel storing fat in a drought
fish breathing with their gills
squirrels building their nest
