1. Give an example of inherited variation
Eye colour, hair colour, height, etc.
2. What is the name given to different forms of the same gene?
3. Give an example of environmental variation
Weight, scars, ear piercings, tattoos, etc.
4. True or false? Variation is caused by the environment only
False, variation is caused by environmental factors and inherited factors
5. Are sperm and egg cells haploid or diploid?
6. True or false? Scars are an example of genetic variation
False, scars are an example of environmental variation
7. Name the famous scientist who developed the idea of evolution
8. State two reasons why species may become extinct
Loss of habitat, loss of genetic variation, loss of food, predators, environmental changes, etc.
9. True or false? Eye colour is an example of inherited variation
10. True or false? Weight is an example of inherited variation only
False, weight is an example of both inherited and environmental variation