Food - Review

What is food?

• Building material for growth and cell repair

• Complex chemicals made inside laboratories

• Chemical substances found in the atmosphere

• Fuel for life processes

Some organisms, including animals, get food by consuming other organisms.

• Consumers

• Predators

• Herbivores

• Producers

Organisms, including plants, make their own food using photosynthesis.

• Carnivores

• Herbivores

• Producers

• Consumers

Chemical reaction which changes food, releasing the chemical energy stored inside its molecules.

• Digestion

• Photosynthesis

• Respiration

• Absorption

Process that involves breaking down large complex chemicals in our food into small subunits.

• Respiration

• Absorption

• Digestion

• Photosynthesis

Five different types of chemicals found in food.

• Acids

• Nutrients

• Minerals

• Gastric juices

Sweet tasting sugars that provide energy for the human body.

• Proteins

• Lipids

• Vitamins

• Carbohydrates

High-energy substances, like fats and oils, that provide energy for the human body.

• Carbohydrates

• Lipids

• Proteins

• Minerals

Substances that supply the building blocks for making cells and other substances.

• Proteins

• Minerals

• Vitamins

• Lipids

Chemicals elements that are absorbed as simple compounds by the human body.

• Vitamins

• Protein

• Sugars

• Minerals