UNIT 5: WE LIVE IN ECOSYSTEMS

WHAT IS AN ECOSYSTEM?

What is an ecosystem?

Can an animal or a living thing live alone?

What is an ecosystem made up of?

Have different ecosystems the same characteristics?

Can you explain...animals are adapted to their habitat.

FEEDING RELATIONSHIPS.

What is the classification of living things in an ecosystem?

What is a producer? Give some examples.

What is a consumer? Give some examples.

What is a descomposer? Give some examples.

HUMANS ECOSYSTEMS.

What are natural resources?

We are seven billion peolple. Is that a problem? Explain it.

Can you explain the problems about human activity in ecosystems?

What can we do to reduce pollution?

What is a natural reserve?

Is recycle important? Can you recycle?

dibujo de contenedor de papel para imprimir y coloreardibujo de contenedor de pilas para imprimir y coloreardibujo para colorear de residuos orgnicos

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dibujo de contenedores de envases para coloreardibujo de contenedor de vidrio para imprimir y colorear

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Name ________________________ Date ______________________

VocabularyEnergy in Ecosystems

WordI know what this word means.I have seen or heard this word.I dont know what this wordmeans.

ecosystem

habitat

chlorophyll

carbon dioxide

photosynthesis

producer

food chain

consumer

herbivore

carnivore

omnivore

scavenger

decomposer

predator

prey

Put a check () in the box after you complete each task.Practice saying each science word out loud.Spell each science word out loud.Write a sentence for each vocabulary word you know._______________________________________________________________________________________________________________________________________________________________________________________

Producers and Consumers

A producer is a living thing that makes its own food from sunlight, air, and soil. Green plants are producers who make food in their leaves.

A consumer is a living thing that cannot make its own food.Consumers get their energy by eating food. All animals are consumers.

A decomposer is a living thing that gets energy by breaking down dead plants and animals. Fungi and bacteria are the most common decomposers.

Tell whether each living thing below is a producer, consumer, or decomposer.

a. apple tree -_______________________

b. hawk - ___________________________

c. mushroom- ________________________

d. carrot - ___________________________

e. dragonfly - _________________________

f. bamboo - __________________________g. cougar - __________________________

h. bacteria - __________________________

i. daffodil - __________________________

j. pigeon - ___________________________

k. snake - __________________________

l. catfish - ___________________________

A food web shows how energy is passed on from one living thing to thenext. It shows the feeding habits of different animals that live together in an ecosystem.In the food web pictured on the left, energy is passed from the grass to the mouse to the snake to the hawk.Producers are living things that maketheir own food with sun and air. The producers are pictured at the bottom of the food web.Consumers are living things that eatother living things

Use the food web in the picture above to answer the questions.Name the living things in the food web that are producers. __________________________________________________________________________

Name the living things in the food web that are consumers._________________________________________________________________________

Which living things does the snake eat? _________________________________________________________________________

Which living things does the hawk eat? __________________________________________________________________________

What is eaten by the rabbit?__________________________________________________________________________