Science Unit 3 Exam

Front 1

A characteristic that helps an organism survive in its natural environment is an ____________________.

Back 1

adaptation

Front 2

Organisms that are best adapted to their environment ____________________ and pass on traits to offspring.

Back 2

reproduce

Front 3

A physical structure that helps an organism survive in its environment, such as the ____________________ or an animal's fur, is a ___________________ adaptation.

Back 3

color, structural

Front 4

A characteristic that is an organism's response to its environment is a ____________________ adaptation.

Back 4

behavioral

Front 5

Some plants have adapted to ____________________ environments by developing thick, waxy stems to prevent water loss.

Back 5

desert/dry

Front 6

Plants that are common in cold climates often have ____________________ growing periods.

Back 6

shortened

Front 7

Some plants produce bad-tasting chemicals that make them unattractive to ____________________ that might eat them.

Back 7

herbivores

Front 8

To keep warm in cold climates, animals have ____________________ fur.

Back 8

thick

Front 9

In hot deserts, animals are often more active at ____________________, when temperatures drop.

Back 9

night

Front 10

Any color, shape, or pattern that lets an organism blend into its environment is ____________________.

Back 10

camouflage

Front 11

A type of camouflage in which an organism's coloring helps its blend in with its background is ____________________ coloration.

Back 11

protective

Front 12

When an organism matches the color, shape, and texture of the environment around it, it is showing protective ____________________.

Back 12

resemblance

Front 13

An adaptation in which as organism gets protection from predators by looking like a dangerous animal is ____________________.

Back 13

mimicry

Front 14

Predators also use this characteristic to fool ____________________, believing that the predators are harmless, prey come close enough to be caught.

Back 14

prey

Front 15

Critical Thinking. How do adaptations help an organism survive in its environment?

Back 15

Adaptation can be used to eat prey, protect them from other animals, food and water, and shelter.