| A | B |
| Herbivores | eat only plants |
| Carnivores | eat only meat |
| Omnivores | eat both plants and meat |
| Producers | are plants |
| Producers | make food by photosynthesis |
| Producers | are the first level in the food chain |
| The sun | is the starting point for all food chains |
| A food chain | shows the energy that passes between living things. |
| A food web | links food chains together |
| Population | is the total number of living things |
| Living things | compete for food and space |
| Predator | is something that kills and eats its prey |
| Consumer | is an animal that eats another organism |
| Hibernation | is spending the winter in a dormant state |
| Migration | is living in a different place depending on the season |
| Habitat | is the place where an organism lives |
| Environment | Living and non-living factors surrounding an organisms habitat |
| Quadrat | is a square used to measure a 'sample' of organisms |
| Physical Factors | are temperature, light, moisture (etc) |
| Community | a group of organisms that live in a habitat |