Biology Aug-Dec

What is a biological community?

• group of organisms of the same species that occupy the same geographic area at the same time

• physical area where an organism lives

• a role, or position of an organism in its environment

• all the interacting populations of a different species that live in the same geographic location at the same time

The suffix -ology comes from the Latin word meaning to study. What is ecology the study of?

• the interrelationships between single-cell organisms

• how certain organisms are able to use sound to locate objects around them

• organic molecules

• the interrelationships between organisms and their environment

Using resources at a rate in which they can be replaced is called __________________

• nonrenewable

• sustainable use

• exploitation

• consumption

Choose all factors that threaten biodiversity.

• Overexploitation

• Habitat Loss

• Climate Change

• Renewable resources

• Pollution

Of the following functions listed below,

circle the 2 functions that are related to carbohydrates.

• Provide Barriers

• Provide Structural Support

• Transport Substances

• Store Energy

Because the world’s cheetahs have little variation in their DNA, the total population of this animal has low ____________________.

• population diversity

• species diversity

• genetic diversity

• ecosystem diversity

Which macromolecule group are molecules made up mostly of carbon and hydrogen that make up fats, oils, and waxes?

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

Which element is sometimes called “the stuff of life”?

• Carbon

• Nitrogen

• Oxygen

• Phosphorus

What is the name given to the large molecules that are formed by joining smaller organic molecules together?

• Buffers

• Enzymes

• Macromolecules

• Bases

A ________________________ is a boundary that helps control what enters and leaves the cell.

• Organelle

• Flagella

• Nucleus

• Plasma Membrane