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Questions
 What
is the difference between an
autotroph and a heterotroph
Answer
 Autotrophs
use energy to make their
own food.
 Heterotrophs eat other organism for
food.
Questions
From the list below, name all the abiotic factors:
Air
Flowers
Water
Soil
Gravel
Worms
Wind
Temperature
Frog
Fungi
Energy
Tornado
Fire
Snail
Gold
Wool
Hair
Clouds
Answer
Air
Water
Soil
Gravel
Wind
Temperature
Energy
Tornado
Fire
Gold
Clouds
Questions
 The
variety of living things in an
ecosystem is called _________.
Answer
 Biodiversity
Questions
 Name
one
omnivore in
this food web.
Answer
 Mallard
 Vole
 Rat
 Mouse
 Sparrow
Questions
Label each level of
organization
1
2
3
4
Answer
1. Organism
 2. Population
 3. Community
 4. Ecosystem

Questions
 1.
What are the two processes
producers use to make their own
food?
2. What kind energy does it one use?
 3. Which one is used by most
autotrophs?

Answer

1. Photosynthesis & Chemosynthesis
 2.
Sunlight & Chemical
 3. Sunlight
Questions

Which type of pyramid used by ecologist
is illustrated below?
Answer

Energy Pyramid
Question

How much energy is passed on to each
trophic level?
Answer

10%
Questions
 In
a fourth-level energy pyramid, if the
first level contains 500 calories of
energy, the third level will contain
approximately ______ calories.
Answer

5
Questions
 What
are the five different types of
Heterotroph?
Answer
 Herbivores
 Carnivores
 Omnivores
 Detritivores
 Decomposers
Questions

In the following food chain, which is the
2nd Consumer?
Answer

Small fish
Questions

What is the difference between habitat
and niche?
Answer
 Habitat
is the place a plant or
animal lives
 Niche is an organism’s role in
its habitat
Questions
 What
is a trophic level?
Answer
 Each
step in the transfer of energy
and matter within a food web is called
a trophic level.
Questions
 What
organisms make up the first
trophic level in a food web?
Answer
 Producers
Questions
 How
many
trophic
levels?
Answer
4
3
2
1
Questions
 What
is the term for an organism that
has an unusually large effect on its
ecosystem?
Answer
 Keystone
Species
 Bonus:
1 pt
 What is one example of these type of
organism?
 Examples:
Beavers, alligators,
Gopher Tortoises
Questions
Label each step in the following food
chain.
1
3
2
6
Answer
1. producer
 2. 1st Consumer
 3. 2nd Consumer
 4. 3rd Consumer

Questions
 What
show the flow of energy in a
food web?
Answer

Arrows
Questions

Put the following levels of organization
from smallest to largest.
Population
 Biome
 Community
 Organism
 Ecosystem

Answer

Organism  Population Community
Ecosystem Biome
Questions

What is another name for a consumer?

What is another name for a producer?
Answer
Consumer Heterotroph
 Producer Autotroph

Questions

What are two examples of autotrophs?
Answer

Plants, algae
Questions

What is the difference between
detritivores and decomposers?
Answer
 Detritivores
Feed On Dead Plant
& Animal Remains
 Decomposers:
break down organic
material into simple compounds
Questions
A
consumers that primarily eat one
specific organism or a very small
number of organisms is called
__________.
Answer

Specialist
Questions

What is the original source of almost
all energy in most ecosystems?
Answer

Sunlight
Questions
 How
might the stability of an
ecosystem be affected if all of the
decomposes were suddenly
removed?
Answer
 The
stability of the ecosystem would
be negatively affected because
without decomposers, vital nutrients
would not be returned to the
environment