Which is not a harmful effect of loss of biodiversity? a) loss of predators means an increase in pest populations b) water purification is hindered c) the hole in the ozone increases d) soil formation is impaired

Species can vary in several ways. which of the following is one of darwin's ideas that was accepted by most scientists of his time due to the large number of fossils being discovered at that time? a. species vary around the world. b. species have specific adaptations to their local environment. c. species that live in seawater can also live on mountains. d. species change over long periods of time.