Hydrosphere is composed of water which covering about 85% of the planet’s surface.

The Earth subsystem is composed of the Biosphere, Atmosphere, Cryosphere, and the Hydrosphere.

Acid rain is any form of liquid precipitation that contains high level of citric and sulfuric acid.

Atmosphere contains 50% of oxygen necessary for respiration.

In which sphere does HUMAN BEING could be found?

Forest fire does not affect the plants and animals that live in it.

Oxygen is part of __________.

In ____________, carbon dioxide can also be found.

The Atmosphere serves as our protection from meteors by burning it up before hitting the Earth's surface.

INSECTS is also a part of _______________ because it contains all living things.

In what subsystem does sand belongs to?

The Biosphere maintains the ecosystems.

The two-way relationship between event and sphere is called interactions.

Biosphere contains all living things on earth like plants, animals, humans except microbes.

MICROBES are part of __________________.

Which subsystems below does LAKE belongs to?