Environmental Chemistry Vocab Question Preview (ID: 58331)
Vocabulary From Science 9 Environmental Chemistry Unit.
TEACHERS: click here for quick copy question ID numbers.
a chemical with a pH value of less than 7
a) Acid
b) Base
c) Neutral
d) Salt
A chemical with a pH value of more than 7
a) Acid
b) Base
c) Neutral
d) Salt
rain of snow containing acid compounds from the air
a) Algae
b) Acid base neutralization
c) Acid precipitation
d) Algal bloom
When you add water to an acid, the pH...
a) Increases
b) Decreases
c) Stays the Same
d) Becomes 7
any material, or form of energy, that will cause harm to a living organism
a) Pollution
b) Pollutant
c) Pollen
d) pH
an alteration of the environment producing a condition harmful to living things
a) Pollution
b) Pollutant
c) Pollen
d) pH
Which of these is not an organic nutrient?
a) Carbohydrates
b) Proteins
c) Minerals
d) Lipids
Which is not a type of pesticide?
a) Regicide
b) Herbicide
c) Insecticide
d) Fungicide
A herbicide is used to kill...
a) Bugs
b) Plants
c) People
d) Herbologists
DDT is a
a) Herbicide
b) Insecticide
c) Fungicide
d) Regicide
The process whereby chemicals accumulate in the tissues of organisms along the food chain
a) Bioaccumulation
b) Biodiversity
c) Biodegrable
d) Biomagnification
Lemon juice would have a pH of...
a) 2.0
b) 7.0
c) 14.0
d) None of the above
Drain cleaner would have a pH of...
a) 2.0
b) 7.0
c) 14.0
d) None of the above
the combining of an acid and a base to produce salt and water
a) acid precipitation
b) acid-base neutralization
c) acidity
d) acid-base mixing
the ability of a chemical to cause harm to an organism with only one exposure
a) chronic toxicity
b) acute toxicity
c) venomous
d) toxin
the ability of a chemical to cause harm to an organism only after the chemical accumulates to a specific level after many exposures.
a) chronic toxicity
b) acute toxicity
c) venomous
d) toxin
the dose of a chemical that will kill 50% of the population to which it is applied
a) MS50
b) LD50
c) KIN50
d) ADI50
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