Living and nonliving things in an ecosystem interact with each other; on the other hand, plants use energy from the sun.
Explanation:
The ecosystem is an interaction circumstance between the living and non - living things which exists in an environment and has an impact on its too. The essential source of energy to this ecosystem is the solar energy coming from the sun.
But the energy from the sun could only be taken up by the plants and being used in photosynthesis to produce food and oxygen which required by other living things of the ecosystem. This essentiality is exclusive of the plants.
I am gonna say answer b. Spores
They lower the average density of their body; because of the air it feels like a slight decrease in the weight.
Answer:
B) Identifying the minerals within it
Explanation:
Geologists commonly use radiometric dating methods, based on the natural radioactive decay of certain elements such as potassium and carbon, as reliable clocks to date the age of rock layers.