Science quizz (5th-A)

BIOTIC factors are ____________

• the living elements in an ecoystem

  (plants, animals).

• The nonliving things.

• Living and nonliving things at the same time.

• the same as ecosystem.

Nonliving things are also called________

• Biotic

• Not alive

• Abiotic

• Dead things

An_________ is all the organisms living in a place together with their enviroment. It is composed of living and nonliving things.

• enviroment

• Population

• Ecoystem

• Community

Write the two principal types of ecosystem that you can find in nature.

Write the difference between a population and a community.

Answer explanation

Rememeber that one is inside the other!!

Is the variety of different species that live in an ecosystem. It also means

"different in kind"

• Ecosystem

• Habitat

• Organism

• Diversity

Primary succesion is the one that...

• can take one or five years for stable a community to establish itself.

• can take hundreds of years for stable a community to establish itself.

• make succesion in a family of plants.

• produce seeds inside a fruit.

Is a succession that ocurrs quickly than the other one_______

• Primary

• Any succession

• Tertiary

• Secondary

________ is the name of the animals and plants that invade cities, houses or forest.

Explain how humans can damage the enviroment.

Answer explanation

What humans usually do with plastic and trash?