7th grade exam review

Front

A part of an organism that is typically self-contained and has a specific vital function.

Back

Organ

Front

A simple sugar that is an important energy source in living organisms and is a component of many carbohydrates.

Back

Glucose

Front

A carbohydrate consisting of a large number of glucose units joined by glycosidic bonds, found especially in seeds, bulbs, and tubers.

Back

Starch

Front

A group of natural esters of glycerol and various fatty acids, which are solid at room temperature and are an important energy source.

Back

Fats

Front

The process by which one thing absorbs or is absorbed by another, especially the uptake of nutrients by the body.

Back

Absorption

Front

The process of breaking down food by mechanical and enzymatic action in the alimentary canal into substances that can be used by the body.

Back

Digestion

Front

Small, finger-like projections that extend into the lumen of the small intestine to increase surface area for absorption.

Back

Villi

Front

A process that involves rearrangement of the molecular or ionic structure of a substance.

Back

Chemical reaction

Front

A substance that takes part in and undergoes change during a reaction.

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Reactant

Front

A substance that is formed as the result of a chemical reaction.

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Product