Identify if the following describes Mangrove swamp, Coral Reef, or Tropical Rainforest.

A. These are plants living in tidal coastal areas between sea and land.
B. Good source of products such as alcohol, medicine, charcoal, and housing materials.
C. Reduce erosion in the coastline
D. Is an ecosystem that experiences high average temperatures and a significant amount of rainfall.
E. It produces nearly 40% of planet’s oxygen.
F. It help balance all ecosystems.
G. Are formed from the skeletons of many tiny animals
H. “Rainforest of the ocean”
I. Many different plants and animals live in them and depend on them for shelter and protection.
J. Had very diverse species of plants, many of which humans use for medicines.

Fill in the blank...

Most of the animals live in _____ layer because most of the food is available here.
Coral reefs are formed from the skeletons of many tiny animals called ______.
The layer of the tropical rainforest that absorbs most of the sunlight is the ______.

True or False
1. Mangrove swamps have low level of nutrients because they are near ocean sources.
2. Zooplankton are the producers in a coral reef ecosystem.
3. Sunlight is the only abiotic factor needed in tropical rain forest.
4. The mangrove swamps are a rich community found in intertidal zone.
5. Water covers 70% of Earth's surface.