To prevent the risk of contamination
The given statement is False.
Africa was not covered with glaciers during the Pleistocene ice age. Africa was divided into different parts and some part of Africa was was greener and full of different kinds of species.
The tropical Africa had 5 degree less than the temperature of the Africa right now. There were different plant and animals species present at that time.
Answer and Explanation:
Due to technical problems, you will find the complete answer and explanation in the attached files
Answer and explanation
There are instances where taking any vitamin or mineral supplements will be unnecessary or even harmful.
Example
a) For children who are already drinking Fluoridated it will be unnecessary to give them Fluoride supplements
b) It is unnecessary to take supplements because you believe it can cure diseases. If you have a disease one should see a doctor
c) It can be harmful to take supplements that increase energy levels inthe body. It can lead to altered heart rhythm and eventually death
d)A doctor should be consulted before taking nutrient supplements such as Vitamin A. Most have a toxicity level and it is not necessary to take them unless there is deficiencies.
C because you need sunlight to use photosynthesis