Correct answer: D) Chlorofluorocarbons (CFCs)
Ozone depleting substance are those substance which causes depletion of the ozone layer.
These ozone depleting substances are used in refrigerators, airconditioners, refrigeratorsfire extinguishers, , as solvents for cleaning, in dry cleaning, electronic equipment and as agricultural fumigants.
The chemical which are most commonly known to cause depletion of ozone layer are :
Chlorofluorocarbons (CFCs)
Carbon tetrachloride (CCl4),
Methyl chloroform (CH3CCl3)
Hydrobromofluorocarbons (HBFCs)
Answer:
1, 2 and 5 are the turu statements ...
<h3><u>Answer;</u></h3>
DNA
<h3><u>Explanation;</u></h3>
- A nucleic acid is DNA that contains heredity information used in the development as well as functioning of all known organisms, with the exception of some viruses.
- DNA is the carrier of our genetic information, and is passed down from generation to generation. All of the cells in our bodies, except red blood cells, contain a copy of our DNA.
The main difference between inductive and deductive reasoning is that inductive reasoning aims at developing a theory while deductive reasoning aims at testing an existing theory. Inductive reasoning moves from specific observations to broad generalizations, and deductive reasoning the other way around.
Would it be the Stereomicroscope?