Science Semester Test Review 3 Question Preview (ID: 42671)


Continued Spring Semester Test Review. TEACHERS: click here for quick copy question ID numbers.

The Escherichia coli that live in your intestine and help break down food are an example of which type of interaction?
a) competition
b) mutualism
c) parasitism
d) predation

The nonliving parts of an ecosystem are called
a) populations
b) organisms
c) biotic factors
d) abiotic factors

To carry out photosynthesis, algae and plants use the abiotic factors, sunlight, carbon dioxide, and
a) soil
b) salt
c) water
d) bacteria

The first organism in a food chain is always a
a) consumer
b) herbivore
c) carnivore
d) producer

What do producers release as a result of photosynthesis?
a) hydrogen
b) nitrogen
c) oxygen
d) carbon dioxide

The very slow movement of the continents is called
a) continental drift
b) biogeography
c) dispersal
d) distribution

What substance in the mouth contains an enzyme that begins chemical digestion?
a) fiber
b) mucus
c) pepsin
d) saliva

What substance coats and protects the inside of the stomach?
a) saliva
b) pepsin
c) mucus
d) bile

The process in which your body breaks down food into small nutrient molecules is called
a) enzyme
b) peristalsis
c) digestion
d) absorption

Which nutrient is needed in order for all body processes to take place?
a) water
b) vitamins
c) fats
d) carbohydrates

Atherosclerosis is a condition in which
a) veins experience a buildup of fatty material
b) muschles in capillary walls lose their ability to contract
c) capillaries widen and release too much fluid
d) artery walls thicken as the result of a buildup of fatty materials

Hypertension is a condition in which
a) blood pressure is consistently lower than normal
b) blood pressure is consistently higher than normal
c) fatty deposits build up on artery walls
d) some of the heart muscle dies

The function of white blood cells is to
a) carry carbon dioxide
b) increase blood pressure
c) carry wastes away from body cells
d) fight disease

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 42671 in the upper right hand corner or click here.

TEACHERS / EDUCATORS
Log In
| Sign Up / Register