freshwater

coral reef

estuary

ocean

benthic zone

photic zone

aphotic zone

coral reef

plankton 

littoral 

benthic

zooplankton 

phytoplankton 

minnows

Benthic 

Zooplankton 

Nekton 

benthic 

photosynthesis 

littoral 

oil spills

pesticides

sewage

All of the above

 volcanic activity that is common in tropical marine environments.

minerals that are washed from land ecosystems and build up.

the gradual accumulation and fusion of skeletons of bony fish.

 the secretion of calcium carbonate by tiny marine animals. 

There is no sunlight.

There are not enough nutrients. 

The salinity level of the water is too high.

The water temperature is too cold.

habitats

carbon dioxide

light

all of the above

absorbing

mixing

collecting

filtering

Domain

Kingdom

Genus

Species

A community is all the same species living in different ecosystems.

A community is made up of one of a kind of population living in one place.

A community is made up of different populations that depend on one another.

A community is made up of different populations that do not interact with one another. 

Carnivore

Consumer

Herbivore

Producer

community

ecosystem

niche

population

They produce food for consumers.

They break down remains of dead plants.

They produce food for other producers.

They consume food for other consumers.

letting large herds of animals graze on farmland.

introducing nonnative plants into an area.

setting aside land areas as animal refuges.

clearing forests to make lumber. 

carnivore

consumer

herbivore

producer

squirrel

mouse

snake

rabbit

carnivore

herbivore

omnivore

producer

It provides energy to the grass.

It obtains energy from the grass.

It provides energy to grasshoppers.

It obtains energy from grasshoppers.

aluminum can

banana peel

plastic bottle

rubber ball

Dark color vs. light color

Time in the sun

Temperature of the water

Equal quantities of water

The test variable is the vinegar and the outcome variable will be the raw egg.

The outcome variable is the vinegar and the test variable is the raw egg.

The test variable is the vinegar and the outcome variable is the dissolved egg shell.

The test variable is the dissolved egg shell and the outcome variable is the vinegar.

Photosynthesis

Cellular Reproduction

Cellular Respiration

Mitosis

Gas exchange helps organisms move

Gas exchange is a method of removing waste from the organism.

Gas exchange is used for reproduction

Gas exchange is necessary for maintaining colors

Lungs, Heart, Blood Vessels

Stomach, Lungs, Heart

Mouth, Stomach, Lungs

Stomach, Heart, Blood Vessels

to recycle nutrients into soil

. to convert solar energy into food

. to provide food for secondary consumers

to compete with secondary consumers for oxygen

African ants living in acacia trees feed on leaf - eating insects found on the tree.

Spider crabs are camouflaged by the green-brown algae growing on their shells.

A whale is unaffected by the attached remora fish feeding on the whale’s leftover food.

Bees fly from one flowering plant to another gathering nectar and pollinating the flowers.

The flowing water in the swamp

The energy that the bird creates.

The sunlight that the plants absorb

The heat from the air in the swamp.

Photosynthesis and Cellular Respiration

Photosynthesis and Meiosis

Mitosis and Cellular Respiration

Mitosis and Meiosis

Bacteria break down molecules in animal into carbon - based soil nutrients

Animals release oxygen that is used by bacteria to produce carbon dioxide.

Animals release carbon dioxide that is used by bacteria for growth and reproduction

Bacteria combine carbon - based nutrients from plants and animals to produce glucose.