2022-23 Ecosystems 3

Taking into account the image, People can explain that it is an ecosystem because presents

• Variety of biodiversity such animals, plants and organisms.

• No-living environments like weather, sun, water and climate.

• Wonderful and touristic places.

• Communities of living and no- living things that work together.

Biotic factors include...

• living things like animals, fungi, and plants

• landfills

• nonliving things like soil, rocks, and water

• both living and nonliving things

Abiotic factors include...

• living things like animals, fungi, and plants

• landfills

• nonliving things like soil, rocks, and water

• both living and nonliving things

All living things depends on the __________ to survive.

• sun

• jupiter

• the moon

• pizza

In an ecosystem, abiotic factors include —

• plants, animals, microorganisms, and fungi

• all living and non-living things

• sunlight, water, temperature, and soil

• producers and consumers

Which kind of ecosystem is a combination of salt water and freshwater?

• an estuary

• an ocean

• a lake

• a pond

How are deer and wolves classified?

• as decomposers

• as consumers

• as carnivores

• as producers

Which is an example of a consumer eating another consumer in an ocean ecosystem?

• a fish eating algae

• a shark eating a tuna

• a sea turtle eating sea grass

• a sea worm eating dead animals

A student observes a small pond and notices green algae on the rocks. What is the role of algae in the pond ecosystem?

• producer

• consumer

• omnivore

• decomposer

Which organism is a producer?

• pine tree

• earthworm

• mushroom

• hawk