Value: 2 Why might a large-scale environmental change, like climate change, disrupt the balance in an ecosystem? a. It may introduce new species that compete with native species. b. It can cause a shortage of resources for some organisms c. It can lead to a decrease in predator populations.

If an initial population of bacteria doubles every hour, what is the growth factor of this exponential model?

Invasive species can be: a. animals b. microbes d. all of the above

Why might someone introduce a non-native species intentionally? a. They believe it will be beneficial. b. They are trying to increase biodiversity. c. There are rarely intentional introductions.

14. A woman's menstrual cycle started on 25 March. During which period was an egg most likely to have been eleased? Between \( 3^{\text {rd }} \) to \( 6^{\text {th }} \) March Between \( 8^{\text {th }} \) to \( 11^{\text {th }} \) March Between \( 13^{\text {th }} \) to \( 16^{\text {th }} \) March Between \( 19^{\text {th }} \) to \( 22^{\text {nd }} \) March

Influenza viruses are classified into three types. List the three types and give a description of each.