Topic 2 - The Cell System Vocabulary

Front

What is the function of the cell membrane?

Back

The cell membrane is a thin, flexible barrier that surrounds a cell and controls which substances pass into and out of the cell.

Front

What is an autotroph?

Back

An autotroph is an organism that can capture energy from sunlight or chemicals and use it to produce its own food.

Front

What is the role of the cell wall?

Back

The cell wall is a rigid supporting layer that surrounds the cells of plants and some other organisms, providing structure and protection.

Front

What defines a heterotroph?

Back

A heterotroph is an organism that cannot make its own food and gets food by consuming other living things.

Front

What does the term 'sequence' refer to in biology?

Back

A sequence is a series of connected events that happen in a specific order.

Front

What is the cytoplasm?

Back

Cytoplasm is the jelly-like substance within a cell that contains organelles and is where many cellular processes occur.

Front

What is the nucleus?

Back

The nucleus is the control center of a cell that contains genetic material (DNA) and regulates cell activities.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food using sunlight or chemicals, while heterotrophs obtain food by consuming other organisms.

Front

What is a decomposer?

Back

A decomposer is an organism that breaks down dead or decaying organic material, returning nutrients to the ecosystem.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which autotrophs, like plants, convert sunlight into chemical energy in the form of glucose.