Which among these is an example of a natural ecosystem?

Which among these is NOT an artificial ecosystem?

Which is an example of an abiotic factor in an ecosystem?

What is the term used for the top part of the rain forest?

What is the main reason for the diminishing rainforest area in the Philippines?

Which is NOT a type of coral reef?

What makes up a coral reef

Which of these is called the "rainforest of the sea"?

How can mangrove plants tolerate salt water?

Which is NOT a function of mangrove roots?

These are the trees which live in shallow, coastal areas.

A coral is made up of minerals and __________

It is the topmost area of a tropical rainforest which receives most of the sunlight.

It is the type of coral reef which is found offshore and is separated from the shorelines by lagoons.

These are the "living" factors of the ecosystem.

A place where living and nonliving thing interact with each other.

A large group of hardened, mineralized stones produced by corals which forms a diverse community.

These are circular reef systems which enclose a deep or a large lagoon.

The shady, lower area of a tropical rainforest.

The "nonliving" components of an ecosystem.