Ecosystems and Food Chains

Ecosystems- are areas made up of living and non living organisms and how they interact.​

What makes up an Ecosystem:

Living Things- ________________
people, plants, and animals​

Non-Living Things- ​_____________
water, air, soil, and weather

Ecosystem

1. Organism- An Indvidual/Species living in the same area.

2. Population- A Group of organisms living in the same area.

3. Community- ALL different populations living in the same place.

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What living things make up an Ecosystem?

Multiple Choice

Define organism

• nonliving thing that grows

• living thing that grows and rerpoduces

• living thing that says hi

Multiple Choice

Based on the picture in the previous slide, what do you think the definition of population is?

• The organisms of the same species that live in the same place

• All of the different populations of organisms that live in the same place at the same time together

• The organisms of the same species that live in different places

Multiple Choice

Based on the picture, what do you think the definition of community is?

• The organisms of the same species that live in the same place

• All of the different populations of organisms that live in the same place at the same time together

• The organisms of the same species that live in different places

• All of the different populations of organisms that live in the different places

Multiple Choice

What is an ecosystem?

• All of the living things in area

• All of the living and nonliving things in an area and their interactions

• All of the non-living things in an area

• Only one specific type of organism in an area

Multiple Choice

Which of the following is an abiotic factor that can be found in an ecosystem?

• Plants

• Animals

• Air

• People

Producer

A living thing that makes it's own food.

Consumer

A living thing that eats other living things. 

Herbivore

Animals that eat only plants are called herbivores. Examples of these animals include deer, cows, sheep, rabbits, and mice.

Carnivore

An animal that gets food by eating other animals is called a carnivore.

Omnivore

An animal that eats plants and other animals is an omnivore.

Decomposer

An organism that breaks down plant and animal waste and remains

Food Chain

the transfer of energy from one organism

to another by eating and being eaten

Food Web

A system of overlapping food chains in which the flow of energy branches out in many directions

Multiple Choice

What do you think is the meaning of competition?

• a major division of geologic time defined by events that took place during that time

• how all the living and nonliving things in an environment interact

• occurs when two or more living things need the same resources in order to survive

Multiple Choice

Which of these is an example of one living thing depending on another living thing?

• Cat walking on the sand
• Bird building a nest in a tree
• Dog warming in the sunlight
• Squirrel drinking water

Multiple Choice

The picture shows a living thing that makes its own food, What do we call these?

• Population
• Producer
• Consumer
• Decomposer

Multiple Choice

All of the living parts of an ecosystem are _______ factors. 

• abiotic
• biotic
• organism 
• scarce

Multiple Choice

To break down into simpler materials is to ________. 

• die
• decomposer
• decay
• develop

Multiple Choice

Abiotic factors are all of the ______ parts of the environment. 

• living
• non-living
• organism
• green 

Multiple Choice

The picture shown is an example of a ____________. 

• producer
• consumer
• decomposer
• predator

Multiple Choice

An animal that hunts other animals is called a ________. 

• prey
• predator
• decomposer
• consumer 

Multiple Choice

To no longer exist is to be______. 

• scarce
• over-abundant
• extinct
• exit

Multiple Choice

Two or more food chains put together is an example of a ________. 

• food chain
• food web
• life cycle
• pyramid