Review for Final 7th Grade Science Test

7. Biome with permafrost
8. Islands where Darwin made his most stunning discoveries.
11. The way an organism looks or acts due to genetics.
13. Biome dominated by biodiversity.
14. Darwin's Ship.
17. If there were more predators than prey, the predators would die off because they would __.
18. When two genes cause a mixed result. i.e. A blue gene and a red gene making a purple individual.
20. An organism that makes its own food.
22. Molecule that codes for our traits.
23. An organism that eats a primary consumer.
25. Changing the genes in a population by controlling which organisms get to breed.
26. Genetically Modified Organism
27. A tool for calculating phenotypes using genotypes.
29. For a food chain to be stable, there needs to be more organisms at the __ of it than at the end.
30. Biome dominated by monocots.
35. Biome dominated by cacti.
36. Biome of Virginia, covered with angiosperms.
38. A gene that can be dominated, an individual needs to copies for it to show.
39. A progression of one organism eating another connected with arrows.
40. Types of animals in deciduous and rainforest biomes.
41. Grasslands mostly have animals that live in large __ so they can protect themselves.
42. Something that only eats animals.

1. Traits that an individual got during their life, non-genetic.
2. Tundra and Taiga mostly have large __ living in them.
3. There needs to be more prey than predators so that some can be eaten and they can still __.
4. The most __ organisms will reproduce more and have more offspring with their __ traits.
5. The guy who figured out that natural selection shapes the way organisms look and act.
6. A group of a single species living in an area.
9. Something that only eats plants.
10. Biome dominated by gymnosperms.
12. An organism that eats a producer.
15. Something that eats anything.
16. Actually changing the DNA of an organism directly for a desired result.
19. A gene that is always shown.
21. Traits that are based on DNA and parents.
22. An organism that eats dead organisms to recycle their nutrients.
24. This process causes changes in the population due to reproduction of the fittest.
28. Plant species that led Mendel to his initial ideas.
31. Deserts are filled with animals adapted to live where it is __.
32. Bird species that led Darwin to his initial ideas.
33. A random change in DNA.
34. Food chains and webs almost always start with the __.
37. The guy who first figured out that there are dominant and recessive genes.