SCIENCE REVIEW - 7th grade - 1st semester

Choose three characteristcs of a living organism

• yeast, respiration, autotrophic

• reproduction, nutrition, growth

• bacteria, microorganisms, movement

• protozoa, virus, sensitivity

The word "BACTERIUM" is...

• singular

• plural

Which characteristic do all living organisms have in common?

• Movement

• Cells

• Autotrophic

• Heterotrophic

The word "BACTERIA" is...

• singular

• plural

What is a micro-organism?

• It is a small living organism that causes diseases.

• It is a small living organism that is made of only one cell.

• It is a small living organism that returns nutrients to the soil.

• It is a small living organism that can only be seen when we use a microscope.

The word "FUNGI" is...

• singular

• plural

Viruses can only manifest metabolism, reproduction and cell structures when inside a host cell.

• True

• False

The word "FUNGUS" is...

• singular

• plural

________ is when microorganisms break down organic matter.

• fermentation

• lactic acid

• decay

• respiration

Most microorganisms grow fastest when they have:

• temperature, water and oxygen

• plenty of water, a warm temperature, plenty of oxygen

• water, cold temperature, no oxygen

• no water, temperature and oxygen