Ecosystems

Food Chains

Who’s Eating Whom?

Changing Environme

ntPotluck

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300 pts

200 pts

The definition of ecosystem.

What is all the living and nonliving things in an area

that interact with each other?

Ecosystems 100 pts.

The study of interactions between living things in

their environment.

What is ecology?

Ecosystems 200 pts.

One way organisms interact.

What is predation, competition or symbiosis?

Ecosystems300 pts.

All the frogs in a pond.

What is population?

Ecosystems400 pts.

Frogs, fish, plants, snails, and beavers living in a pond.

What is a community?

Ecosystems500 pts.

Overlapping food chains

What is a food web?

Food Chains100 pts.

The normal order of a food chain.

What is energy source producer

primary consumer secondary consumer decomposer?

Food Chains200 pts.

Why food webs are sometimes displayed in a pyramid.

What is because 1. energy is lost as you move up

the food web and 2. more organisms exist at the

bottom of the food chain that at the top?

Food Chains300 pts.

The tree.

What isproducer?

Food Chains400 pts.

A secondary consumer

What is-Jackal

-Wild cat-Owl

-Snakeor

-Lion?

Food Chains500 pts.

The one being eaten.

What is prey?

Who’s eating?100 pts.

The one doing the eating (hunting other animals).

What is predator?

Who’s eating?200 pts.

The definition of a scavenger.

What is an animal that eats the remains of dead animals?

Who’s eating?300 pts.

Organisms that break down dead matter.

What are decomposers?

Who’s eating?400 pts.

The difference between carnivores, herbivores, and

omnivores.

What is-Carnivores eat other animals

(secondary consumers or higher)-Herbivores eat only plants (or

producers) and are always primary consumers

-Omnivores eat plants and animals.

Who’s eating?500 pts.

A species in danger of becoming extinct.

What is endangered species?

Environment100 pts.

Anything that controls the growth or survival of a

population.

What is limiting factor?

Environment200 pts.

The maximum population size that resources in an area can

support.

What is carry capacity?

Environment300 pts.

One way people are affecting the ecosystem.

What is clearing forests, pollution, destroying habitats by tearing down and building, using

up food supplies and natural resources?

Environment400 pts.

Why humans should worry about animals becoming extinct.

What is because most food chains are interrelated. Each

animal has a unique niche that no other animal can fill. One animal

becoming extinct will cause problems throughout the food

web?Environment500 pts.

An area that provides food and shelter.

What is a habitat?

Potluck100 pt

Living and nonliving factors in an ecosystem.

What are biotic and abiotic factors?

Potluck200 pt

Primary consumers are also known as.

What areherbivores?

Potluck300 pt

Secondary consumers are also known as ...

What are carnivores or omnivores?

Potluck400 pt

The bottom level of a food web/pyramid.

What are producers/plants?

Potluck500 pt

Final Jeopardy

Explain symbiosis. Discuss at least 2 types of symbiosis.

Symbiosis: a relationship between 2 kinds of organisms that lasts over time.

Mutualism: a type of symbiosis in which both organisms benefit. Example: Egyptian plover and alligator, shrimp and goby fish, etc.

Commensalism: a type of symbiosis in which one organism benefits and the other is unaffected. Example: Orchid and tree.

Parasitism: a type of symbiosis in which 1 organism benefits from living on another organism and harming it. Example: Wasp and aphid, bed bugs and people, flea and dog