A) they have adapted to different environments. B) they are hybrids of two different species. C) their appearances change from season to season. D) they belong to different kingdoms.
A) Adaptations occur when one individual develops better survival characteristics. B) Adaptations develop during the lifetime of an individual. C) Adaptations include body structures but not behaviors. D) Adaptations occur when survival characteristics are passed from one generation to another.
A) The species may become extinct. B) The individual organisms die. C) The species moves to another environment. D) The individual organisms move to other environments.
A) consumers B) decomposers C) producers
A) They are not related. B) Food chains make up food webs. C) Food webs run parallel to food chains. D) Food webs make up food chains.
A) parasite. B) prey. C) predator. D) polluter.
A) The upper-level organisms don’t need as much energy. B) Other substances move up the pyramid and take away some of the energy. C) Some energy is used by organisms at each level for their own life processes. D) There are more upper-level organisms than lower-level organisms.
A) They will compete for available resources. B) They will live together peacefully. Some organisms will become prey and eat other organisms. C) Some organisms will become prey and eat other organisms. D) One species will adapt so that they will have different needs.
A) commensalism B) mutualism C) parasitism D) symbolism
A) strong jaws and sharp teeth B) the ability to look like a stick or rock C) a poisonous bite that can paralyze another organism D) a keen sense of smell
A) parasitism B) commensalism C) succession D) mutualism
A) from plants B) from decomposers C) from the Sun D) from the air
A) Different species of animals live in the same area. B) Animals in an area have different needs. C) Animals of similar species live in the same area. D) Animals in an area have similar needs.
A) Protection from the heat. B) Allows it to escape from predators during the summer. C) Protection from the cold. D) Allows it to take a long nap because it is tired.
A) To look at the stars during the day. B) To become extinct. C) To survive.
A) True B) False
A) The only possible path for energy to travel within an ecosystem. B) One possible path along which energy can move through an ecosystem.
A) Energy pyramids shows how energy flows, it does not show what eats what. B) Energy pyramids show the healthiest foods for humans to eat.
A) True B) False
A) They will live. B) Nothing will happen to them. C) They will die.
A) Body Processes B) Physical C) Behavioral
A) If it kills its host then it will no longer have a place to live or food to eat. B) If a parasite kills its host then it is happy. C) It isn't a bad idea, if it kills it, then it doesn't have to worry about it anymore.
A) True B) False |