Answer:
photic zone.
Explanation:
it is a high layer of the water region. There is no land at the top of the water, if we plant the tree there, the shrub will drift into the water. There is Sufficient daylight but there is no ground.
Answer:
About 20 percent of all oxygen produced comes from the Amazon.
B as the broken down molecules can be made into useful substances for the body
Answer;
- radiometric dating of rocks
- fossil evidence
- gradual processes of rock
Explanation;
Radiometric dating confirms that Earth is ancient and explains how extremely slow processes can result in major changes to Earth’s surface. Evidence from radiometric dating indicates that Earth is about 4.54 billion years old. The geology or deep time of Earth's past has been organized into various units according to events which took place.
-The ages of Earth, Moon, and meteorites, radiometric dating has been used to determine ages of fossils, including early man, timing of glaciations, ages of mineral deposits, recurrence rates of earthquakes and volcanic eruptions, the history of reversals of Earth's magnetic field, and the age and duration of a wide variety of other geological events and processes.
