People who suck petrol with their mouths run the risk of ...
People who suck petrol with their mouths run the risk of increasing in their blood the concentration of
iron
lead
calcium
magnesium
Correct answer is B
It has been discovered that tetraethyl lead (better known as lead) provides octane to gasoline, to fix knocking or pinging in engines that could damage them and waste gasoline.
Extremely high lead levels can lead to seizures, coma, and death.
The resolution of a microscope refers to its power to ...
A meal consisting of yam and a lot of vegetables is not balanced because it does not contain ...
In a test for reducing sugar, the food substance is usually warmed with ...
A sudden change in the genetic composition of an organism is termed ...
The community of plants in which the same species occur from year to year is the ...
The cell membrane of a cell is said to be semi-permeable because ...
The following are effects of food shortage on population size EXCEPT ...
The function of lymph nodes is to ...
The following insects undergo incomplete metamorphosis except ...
Which of the following substances is not recycled in an ecosystem? ...