Lesson 1
A(n) ____ is a hard skeleton on the outside of some animals that gives structure and protection.
Exoskeleton
A change in a gene is called?
Mutation
When a species has no members left that are alive.
Extinct Species
How many stages are there in a complete metamorphosis?
4
The Boston terrier is the official dog of what U.S. state?
Massachusetts
What do insects use to get oxygen?
Spiracles
It follows change is a true statement about what?
Succession
Behavioral adaptations or inherit behaviors that help animals survive.
Instincts
What are the stages of an incomplete metamorphosis?
egg, nymph, adult
Inspired by a long-distance event in the 1896 Summer Olympics, what famous American race takes place annually in Massachusetts in April on Patriot's Day?
Boston Marathon
What is an advantage of seeds that can be spread over a wide area?
They have less competition for resources
Adaptation
What effect could less snow have on the fur of snowshoe hares over many generations?
The fur may become less white t blend in.
Metamorphosis
Because it's "nature's engineer," a beaver named Tim serves as the mascot for the sports teams at what East Coast private research university?
MIT
Holes on the surface of a plant leaf through which gases pass?
Stomata
Finches on different islands have beaks of different shapes, which helps them gather the food that grows on the island where the live. The different type of beaks are what kind of adaptation?
Structural Adaptation
Two differences between the digging done by the Atlantic ghost crab and the digging done by a farmer?
The crab does not have to learn how to dig. The crab does not need tools.
Compare the way frogs breathe when they are tadpoles than when they are adults?
Frogs breathe differently when they are tadpoles than when they are adults. When frogs are tadpoles, they use gills to breathe. Gills help the tadpole get oxygen from water. When frogs are adults, they use lungs to breathe.
Formerly known as the Mystic River Bridge, the cantilever truss bridge that spans more than two miles from Boston to Chelsea is the largest bridge in New England and was renamed in 1967 for what former Massachusetts governor?
Tobin Bridge
All living organisms have structures that help them grow, get energy, and _______.
stay healthy
What are some structural adaptations of adult frogs that help them survive in their environment? Explain how each adaptation helps the frog.
Long, strong back legs help frogs jump far, and their color helps them blend into the environment to help avoid predators, Webbed feet help them swim, and long tongues allow them to catch insects.
The feathers weigh less so it is easier for the bird to fly.
A pattern of birth, growth, and death that all animals share.
Life cycle
Known mainly for spreading a specific type of food, what Massachusetts-born 19th century man was also fond of spreading religion throughout the country on his journeys?
Johnny Appleseed