Answer:
Most living things need oxygen to survive. Oxygen helps organisms grow, reproduce, and turn food into energy. Humans get the oxygen they need by breathing through their nose and mouth into their lungs. Oxygen gives our cells the ability to break down food in order to get the energy we need to survive.
Explanation:
Naturally ocurring, solid,inorganic, Crystal shape, and definite chemical composition.
Answer:
<em>The correct option is D) all of the above</em>
Explanation:
The humans have become more and more concerned about the different population of animal and plant species being extinct or endangered. To protect the endangered animals, almost every country has now come up with certain conservation plants to protect the endangered species of the wild life.
Extinct animals can be described as the animals which are no longer found on the Earth whereas endangered animals are the animals which are at the verge of extinction.
Wildlife refuges help to protect plants and animals.
