Ask Question
BiologyBiology
9 September, 18:34

A substance that enters Earth's cycles and does harm to living things is

A. hydrogen.

B. a pollutant.

C. freshwater.

D. oxygen.

+2
Answers (1)
  1. 9 September, 20:30
    0
    Pollutants are substances that do harm to an environment and the beings that live in it. Fresh water and oxygen are beneficial and necessary for life. Hydrogen is a naturally occuring element and isn't harmful. The EPA is a government department that works to prevent pollution.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “A substance that enters Earth's cycles and does harm to living things is A. hydrogen. B. a pollutant. C. freshwater. D. oxygen. ...” in 📘 Biology if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
On the periodic table, electronegativity increases as we move from the bottom to the top. What information does this give us? Bromine is more likely than chlorine to form a chemical bond.
Answers (1)
A client with a history of depression is brought to the ED after overdosing on Valium. This client is at risk for developing which type of distributive shock?1 - neurogenic shock2 - septic shock3 - anaphylactic shock4 - hypovolemic shock
Answers (1)
Which element Is found in a greater abundance on earth than in meteorites
Answers (1)
The equation shown represents cellular respiration. Glucose + X → Y + Water + Energy What do X and Y most likely represent? Group of answer choices X represents carbon dioxide and Y represents sugar.
Answers (1)
For a given trait, the two genes of an allelic pair are not alike. An individual possessing this gene combination is said to be
Answers (1)
New Questions in Biology
Why does the need for living space cause problems for some organisms?
Answers (1)
Name two factors that will determine whether a non native species becomes an invasive species
Answers (1)
Soaps, by themseives, are examples of a. surfactants. b. degerming agents. c. antiseptes d. both a and b.
Answers (1)
What are the 3 care instructions for future life on earth
Answers (1)
If many trees are removed from a forest by logging, what is themost immediate effect on the carbon cycle in that forest? A. increased rates of decomposition B. decreased rate of atmospheric CO2 C. decreased combustion of fossil fuels D.
Answers (1)
Home » Biology » A substance that enters Earth's cycles and does harm to living things is A. hydrogen. B. a pollutant. C. freshwater. D. oxygen.
Sign Up Forgot Password?