| Hint | Answer |
|---|
| Detail of where species are found over the total area where they occur | |
| Harmful substances that humans add to the environment | |
| Species that survive best at a certain level of pollution | |
| A way of showing the biomass of organisms at each link in a food chain | |
| The ability to do work in the body to maintain life | |
| Process by which microbes break down dead bodies or waste | |
| Gas required for decomposition | |
| Process by which carbon moves between the living and non-living world in a cyclic flow | |
| Process by which plants build carbohydrates from carbon dioxide and water, using sunlight energy | |
| Process by which living things release energy from carbohydrates | |
| Length of DNA that codes for a characteristic or protein | |
| Thread-like structures found in nucleus of every cell | |
| Sperm and egg cells | |
| Individuals that are genetically identical | |
| First successfully cloned animal | |
| Method of making new plants by asexual reproduction | |
| Changing an organism's genes by inserting a gene from another organism | |
| Sorting organisms into groups using their characteristics | |
| Gradual change of an organism over time | |
| Change in structure of a gene | |
| The survival of better adapted organisms | |
| Wrote a book called On the Origin of Species | |
| Biologist who suggested that evolution could happen because of an inner need | |
| Repeating your investigation three times will make your results more what? | |
| The variable that you measure | |
