While grazing, a buffalo stirs up insects. These insects are eaten by cattle egrets. What type of interaction does the cattle egret exhibit with the buffalo?

Top professionals in the cosmetology field achieved success through self-motivation, energy, and ___.

Which of the following describes a species that is likely to become endangered? A. insects that have to adapt to an urban environment B. small mammals that live in urban ecosystems C. birds that can only survive in rural ecosystems D. mammals that need an undeveloped habitat to breed successfully

God led the family of ___ also known as "Israel" into Egypt.

Groups of different species that live together in a defined are make up a(an) a. population. b. community. c. ecosystem. d. biosphere.

Why could private or non-governmental agencies be more effective in protecting species than government agencies?

What species are critical to the survival of an ecosystem? F. bottleneck species H. exotic species G. endemic species I. keystone species

Exotic species are especially threatening to what kind of ecosystem? a. deserts, b. marine ecosystems, c. islands, d. tropical forests.

Which of the following phrases describes the term genetic biodiversity? A. the variety of habitats found in an ecosystem B. the variety of species present in an ecosystem C. the differences between populations of species D. the different genes contained within members of a population

Pollination is an example of ________. a. a possible source of new drugs, b. chemical diversity, c. an ecosystem service, d. crop pest control.

What was the name of the first international agreement on climate change? a. Red List, b. Montreal Protocol, c. International Union for the Conservation of Nature (IUCN), d. Kyoto Protocol.

Christine has baked 80 croissants to sell at her bakery. Each croissant costs Christine $0.60 to make, and she sells each one for$1.25. How many croissants must Christine sell during the day to cover the cost of the products used to make the croissants?

Which of the following biomes is characterized by short growing seasons? a. deserts, b. tropical wet forests, c. Arctic tundras, d. savannas.

Which of the following is part of a clade believed to have died out, leaving no descendants? a. Paranthropus robustus, b. Australopithecus africanus, c. Homo erectus, d. Homo sapiens sapiens.