Adaptations in Science

What is an adaptation in science?

• A) A trait you are born with that helps an organism survive in its environment.

• B) A type of scientific equipment.

• C) A process by which scientists modify experiments.

• D) A theory that describes the origin of the universe.

Which of the following could be an example of an adaptation for the desert?

• A) Having long roots to access deep water sources.

• B) Growing larger leaves to capture more sunlight.

• C) Decreasing body size to conserve energy of a single animal.

• D) Increasing water intake frequently.

What term is used to describe the process by which organisms better adapted to their environment tend to survive and produce more offspring?

• Mutation

• Natural selection

• Variation

• Offspring

Which term refers to the genetic changes or alterations that occur in the DNA sequence?

• Evolution

• Trait

• Mutation

• Gene

Which term describes the intentional mating of organisms to produce desired traits in offspring?

• Sexual reproduction

• Variation

• Selective breeding

• Natural selection

What does the term "environment" refer to in biology?

• A specific feature or characteristic passed from parent to offspring

• The natural surroundings in which an animal or plant lives

• The process of species change over many generations

• A random change in an organism's genes

What is meant by "sexual reproduction"?

• When a single parent reproduces without the need for mating

• When offspring are created without genetic variation

• When two parents contribute half of their genes each to create a unique offspring

• When individuals reproduce without any genetic contribution from parents

Which definition best describes a "gene"?

• The natural habitat of an organism

• A random change in traits

• The instructions to make one trait, consisting of a piece of DNA

• A process where the best traits are selected naturally

Which of the following is an example of an adaptation?

• A fish learning to swim faster

• A tree losing its leaves in winter

• A polar bear's thick fur

• A human choosing to wear a coat in the cold

Long legs, pointy ears and long snout are all __________ for living in the desert.

• adaptations

• weak traits

• fitness

• mutations