Biology Mid Term

Front

What is a monomer?

Back

A monomer is a small building block of a polymer, which can join together to form larger molecules.

Front

What is global warming primarily caused by?

Back

Global warming is primarily caused by the increase in greenhouse gases in the atmosphere.

Front

What is a characteristic of eukaryotes?

Back

Eukaryotes are characterized by the presence of a nucleus.

Front

What does an ecological pyramid represent?

Back

An ecological pyramid represents the relative amounts of energy, biomass, or organisms at each trophic level.

Front

What is a simple sugar?

Back

A simple sugar is a basic carbohydrate, such as glucose, which is a primary energy source for cells.

Front

What is a polymer?

Back

A polymer is a large molecule made up of repeating structural units (monomers) connected by covalent bonds.

Front

What are greenhouse gases?

Back

Greenhouse gases are gases in the atmosphere that trap heat, contributing to the greenhouse effect and global warming.

Front

What is the function of a nucleus in eukaryotic cells?

Back

The nucleus houses the cell's genetic material (DNA) and controls cellular activities.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food (e.g., plants), while heterotrophs consume other organisms for energy.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem, including species diversity, genetic diversity, and ecosystem diversity.