Ecosystems 5ºGrade

The physical environment of a living thing:

• is the combination of all the non-living components that surround it.

• is the combination of all the living things that surround it.

Which are the three most important components in an ecosystem?

• Air, sunlight and temperature

• Air, soil and water

• Water, sunlight and soil

• Sunlight, sand and water

What would happen to a polar bear if it lived in the desert for a certain amount of time?

• It would adapt because it's a living thing.

• It would probably die in a few days because it would not have the proper conditions to survive.

• It would have a lot of problems in the first couple of days until it adapts.

What is the biological environment in an ecosystem?

• All the living things in an ecosystem.

• All the non-living things in an ecosystem.

• The water, soil and light in an ecosystem.

What is the definition of ECOSYSTEM?

• An ecosystem is the combination of the biological community and the surrounding physical environment.

• An ecosystem is the relationship between physical and biological environments in the planet.

• An ecosystem is a place where living and non-living things don't interact with each other.

• Ecosystem? That word doesn't exist!

Which of these sentences is true? EXTRA TIME

• There are three types of relationships between living things: feeding, competition and cooperative.

• Feeding relationships happen when two individuals fight for the same food.

• Competitive relationships happen when two individuals care for each other.

• Cooperative relationships happen when two individuals fight each other for food.

Which one is the correct example of a feeding relationship?

• A rabbit eating grass or a fox eating mice.

• A bird cleaning some crocodile's teeth.

• Two lions fighting each other for food.

• A group of hyenas hunting together.

Which one is the correct example of a competition relationship?

• A rabbit eating grass or a fox eating mice.

• A bird cleaning some crocodile's teeth.

• Two lions fighting each other for food.

• A group of hyenas hunting together.

Which one is the correct example for a cooperative relationship?

• A rabbit eating grass or a fox eating mice.

• A group of hyenas hunting together.

• Two lions fighting each other for food.

Which two big types of ecosystems exist on Earth?

• Desertical and soily.

• Sea and ocean ecosystems.

• Terrestrial and aquatic.

• Biospherical and water based.