Which of the following is one of the primary tasks of a zoologist? caring for ill or injured animals
conducting experiments involving animals
preserving the existing habitats of animals
creating enclosures to house captive animals

Which statement is true regarding weathering in dry environments? a) chemical weathering is absent because of a lack of humidity. b) physical weathering is usually more evident than chemical weathering. c) it is impossible to identify the type of weathering that has occurred. d) physical weathering does not play a significant role in dry environments.