What type of adaptation helps a living thing hide in its environment?
a. migration b. cycles
c. adaptations d. camouflage
d. camouflage
An Alternative work for a living thing is:
a. abiotic b. biotic
b. Biotic
An animal that eats only producers is called a _________.
Herbivore
What is the main source of energy in a food web?
a. sun
b. producers
c. herbivores
d. decomposers
a. the sun; the sun provides energy to producers.
Choose the answer that has the correct order in accordance to their life cycle:
a. eggs -> caterpillars -> butterfly -> cocoon
b. eggs -> tadpoles -> frogs
c. eggs -> frogs -> tadpoles
d. tadpoles -> eggs -> frogs
b. eggs -> tadpoles -> frogs
A behavior that an animal doesn't need to learn is a(n):
a. hibernation b. nocturnal
c. instinct d. cycles
c. instinct
A group of organisms of the same species, or kind of living thing, in an ecosystem, is called a:
a. community b. population
c. environment d. habitat
b. population
Which food chain correctly describes the flow of energy in an ecosystem?
A. Grass-->cow-->human
B. Caterpillar-->leaf-->human
C. Cow-->grass-->human
D. Leaf-->bird-->caterpillar
A. Grass-->cow-->human
Fill in the blank: Arrows show the direction of ______ transfer through the web.
a. food web
b. overlap
c. food chain
d. energy
d. energy
Stages that living things go through as they develop are called:
a. nocturnal b. life cycles
c. migration. d. instinct
b. life cycles
An example of _________ is birds flying south in the winter.
a. migration b. instinct
c. cyles d. nocturnal
a. migration
The following answers are ecosystems EXCEPT:
a. forest b. desert
c. shrubland d. a plant
d. a plant
An organism that breaks down wastes and plant and animal remains and returns their nutrients to the soil is called a __________.
Decomposer
True or False: If one part in a food web dies off everything else will die off too.
False. In a food WEB, animals can find another source of food to survive, although it can cause disequilibrium or competition.
All living things:
a. smell bad
b. are mammals
c. have mouths
d. grow and change
d. grow and change.
A characteristic that helps a living thing survive is called an:
a. habitat
b. adaptation
c. instinct
d. life cycle
b. adaptation
A _________ consists of all the populations that live and interact in an area.
a. community b. population
c. environment d. habitat
a. community
An example of a second-level consumer is:
a. herbivore
b. producer
c. decomposer
d. carnivore
d. carnivore
Remember, Herbivores are first-level consumers. A second-level consumer eats herbivores (second-level consumers can be carnivores or omnivores.)
What is the BEST answer choice to define a food web?
a. A diagram that shows how energy is used, stored, and passed on in each level of a food chain.
b. organisms that break down the nutrient remains of dead things
c. a diagram that shows overlapping food chains.
d. a single path that shows how food energy moves from one organism to the next in an ecosystem.
c. a diagram that shows overlapping food chains.
The tadpole, the second stage of metamorphosis, grows legs and is now called a what:
a. frog
b. tadpole
c. cocoon
d. egg
a. frog
Fill in the blank: Some bats are _________. This means they are active at _____ and sleep during the ___. This allows bats to hunt insects that are active only at _____.
a. nocturnal, night, day, night.
b. nocturnal, night, night, day.
c. hibernating, night, day, night.
d. hibernating, night, night, day.
a. nocturnal, night, day, night.
A green molecule that enables plants to turn water, carbon dioxide, and sunlight into sugars:
a. Stomata b. Stem
c. Chlorophyll d. Roots
c. Chlorophyll
Fill in the blank: A ______ path that shows how food energy moves from ___ organism to the next in an ecosystem.
a. food web, one
b. food chain, one
c. food web, two or more
d. food chain, two or more
b. Food chain, one
A FOOD CHAIN path that shows how food energy moves from ONE organism to the next in an ecosystem.
Which of these answer choices is an example of a third-level consumer?
a. grizzly bear
b. salmon
c. fish
d. insects
a. grizzly bears
Grizzly bears are omnivores that can receive their energy from second-level consumers such as salmon, rodents, etc.
Choose the best example that represents a life cycle adaptation:
a. a lizard camouflages to a rock.
b. a bird migrates during the winter.
c. a baby does not eat the same food as adults.
d. a spider spins webs.
c. a baby does not eat the same food as adults.