Adaptations
The Ecosystem
Food Chains
Food Webs
The Circle of Life
100

What type of adaptation helps a living thing hide in its environment?

a. migration b. cycles 

c. adaptations d. camouflage

d. camouflage

100

An Alternative work for a living thing is: 


a. abiotic  b. biotic 

b. Biotic 

100

An animal that eats only producers is called a _________.

Herbivore

100

What is the main source of energy in a food web?

a. sun

b. producers

c. herbivores

d. decomposers

a. the sun; the sun provides energy to producers. 

100

Choose the answer that has the correct order in accordance to their life cycle:


a. eggs -> caterpillars -> butterfly -> cocoon

b. eggs -> tadpoles -> frogs

c. eggs -> frogs -> tadpoles

d. tadpoles -> eggs -> frogs

b. eggs -> tadpoles -> frogs

200

A behavior that an animal doesn't need to learn is a(n):

a. hibernation  b. nocturnal 

c. instinct       d. cycles

c. instinct 

200

A group of organisms of the same species, or kind of living thing, in an ecosystem, is called a:

a. community    b. population

c. environment  d. habitat

b. population

200

Which food chain correctly describes the flow of energy in an ecosystem?

A. Grass-->cow-->human

B. Caterpillar-->leaf-->human

C. Cow-->grass-->human

D. Leaf-->bird-->caterpillar

A. Grass-->cow-->human

200

Fill in the blank: Arrows show the direction of ______ transfer through the web.

a. food web

b. overlap

c. food chain

d. energy

d. energy

200

Stages that living things go through as they develop are called:

a. nocturnal   b. life cycles

c. migration.  d. instinct

b. life cycles 

300

An example of _________ is birds flying south in the winter.

a. migration   b. instinct 

c. cyles        d. nocturnal

a. migration

300

The following answers are ecosystems EXCEPT:


a. forest             b. desert

c. shrubland       d. a plant

d. a plant 

300

An organism that breaks down wastes and plant and animal remains and returns their nutrients to the soil is called a __________. 

Decomposer

300

True or False: If one part in a food web dies off everything else will die off too.

False.  In a food WEB, animals can find another source of food to survive, although it can cause disequilibrium or competition. 

300

All living things:

a. smell bad

b. are mammals 

c. have mouths 

d. grow and change

d. grow and change. 

400

A characteristic that helps a living thing survive is called an: 

a. habitat

b. adaptation

c. instinct

d. life cycle 

b. adaptation

400

A _________ consists of all the populations that live and interact in an area. 

a. community    b. population

c. environment  d. habitat

a. community 

400

An example of a second-level consumer is:

a. herbivore

b. producer

c. decomposer 

d. carnivore 

d. carnivore

Remember, Herbivores are first-level consumers. A second-level consumer eats herbivores (second-level consumers can be carnivores or omnivores.)

400

What is the BEST answer choice to define a food web?

a. A diagram that shows how energy is used, stored, and passed on in each level of a food chain. 

b. organisms that break down the nutrient remains of dead things

c. a diagram that shows overlapping food chains.

d. a single path that shows how food energy moves from one organism to the next in an ecosystem.

c. a diagram that shows overlapping food chains.

400

The tadpole, the second stage of metamorphosis, grows legs and is now called a what:

a. frog

b. tadpole

c. cocoon

d. egg

a. frog

500

Fill in the blank: Some bats are _________. This means they are active at _____ and sleep during the ___. This allows bats to hunt insects that are active only at _____.


a. nocturnal, night, day, night.

b. nocturnal, night, night, day. 

c. hibernating, night, day, night. 

d. hibernating, night, night, day. 

a. nocturnal, night, day, night.

500

A green molecule that enables plants to turn water, carbon dioxide, and sunlight into sugars:

a. Stomata          b. Stem 

c. Chlorophyll      d. Roots

c. Chlorophyll 

500

Fill in the blank: A ______ path that shows how food energy moves from ___ organism to the next in an ecosystem.

a. food web, one

b. food chain, one

c. food web, two or more

d. food chain, two or more

b. Food chain, one 

A FOOD CHAIN path that shows how food energy moves from ONE organism to the next in an ecosystem. 

500

Which of these answer choices is an example of a third-level consumer?

a. grizzly bear

b. salmon

c. fish

d. insects

a. grizzly bears 

Grizzly bears are omnivores that can receive their energy from second-level consumers such as salmon, rodents, etc. 

500

Choose the best example that represents a life cycle adaptation:

a. a lizard camouflages to a rock. 

b. a bird migrates during the winter. 

c. a baby does not eat the same food as adults.

d. a spider spins webs. 

c. a baby does not eat the same food as adults.