Answer:
A.The hole in the ozone layer
Explanation:
• Montreal protocol is an international treaty that was signed to control the use of substances that are resulting in the depletion of the ozone hole.
This treaty was signed in the year 1987 and became effective form 1989.
• Since the time that this treaty has come into force, there has been a significant improvement in the ozone hole that was observed over Antarctic as it's size has decreased.
• This improvement has been possible because the treaty helped to phase out chemicals such as chlorofluorocarbons, carbon tetrachloride, etc. that are responsible for ozone hole depletion.
Answer:
Tomato
Explanation:
They produce their own source of food/energy.
"Proteins" is the one organic molecule among the following choices given in the question that functions <span>to help speed up biological chemical reactions. The correct option among all the options that are given in the question is the second option or option "B". I hope that this is the answer that has come to your help.</span>
The nurse remaining in the room should begin calming the clients in the room. Based on each patient's Psychological hx and profile she may be able to determine who to calm first.
Answer:
Most water bodies stay healthy for aquatic lives because of the vital roles played by plants. The cleansing effect of pla