Biology - Topics: Ecosystems & Ecology

Water, sunlight and rocks are __________ factors.

• artificial

• biotic

• abiotic

• anthropic

What are the two main types of ecosystems that exist?

• Urban and forest

• Natural and artificial

• Terrestrial and aquatic

• Natural and industrial

Organisms such as fungi, bacteria and insects eat dead or decaying matter, which is why they are called:

• Producers

• Primary consumers

• Secondary consumers

• Decomposers

Select all the artificial ecosystems that you see in the options

• Urban

• Ocean

• Dam

• Tropical forest

Select all the biotic factors you see in the options:

• Rock

• Flower

• Wind

• Fungi

Heterotrophic organisms are those that produce their own food and energy.

• True

• False

Select all the autotrophic organisms you see in the options:

• Monkeys

• Plants

• Green algae

• Birds

Select the two drivers of the water cycle:

• Gravity

• Wind

• Rotational movement

• Solar energy

Where is located the main reserve of phosphorus on Earth?

• In the sea

• In the air

• In the rocks

• In the soil

Organisms responsible for absorbing carbon dioxide present in the atmosphere:

• Humans

• Plants and protists

• Birds

• Fish