Which forms of life are connected by the Earth's chemical cycles?
A) present, past, and future forms of life
B) past forms of life
C) future forms of life
D) present forms of life

Question

Which forms of life are connected by the Earth's chemical cycles? 
A) present, past, and future forms of life 
B) past forms of life 
C) future forms of life 
D) present forms of life

Quizplus · Accepted Answer

Earth's chemical cycles, such as the carbon, nitrogen, and water cycles, connect present, past, and future forms of life by recycling elements essential for life through the biosphere, atmosphere, hydrosphere, and lithosphere. This interconnection ensures that the actions and remains of past life influence present and future life, and that current life forms will impact future organisms.

Which Forms of Life Are Connected by the Earth's Chemical