Evolutionary History: Ch. 1

What is a paleontologist?

• A scientist who studies fossils in order to understand the ancient history of life on Earth

• A scientist who studies stars and planets

• A scientist who studies plants and trees

• A scientist who studies weather patterns

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is the process by which species adapt to environmental changes over a very long time called?

• Mutation

• Migration

• Evolution

• Extinction

Tags

NGSS.MS-LS4-4

Which of the following best describes evolution?

• Species adapting to their environment over a very long time

• The process by which animals move from one place to another

• The process by which plants make their own food

• The process by which rocks are formed

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

What is the definition of a species?

• A group of organisms of the same kind that do not reproduce with other organisms

• A group of organisms that live in the same area

• A group of organisms that eat the same food

• A group of organisms that look similar

What does the term "body structure" refer to?

• A part of an organism (for example, one or more bones)

• The color of an organism's skin

• The way an organism moves

• The food an organism eats

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NGSS.MS-LS1-3

What is a "shared structure" in biology?

• A body structure in two or more species that features the same parts (for example, the same bones)

• A structure found only in one species

• A structure that changes in every generation

• A structure that is not related to body parts

Tags

NGSS.MS-LS4-2

What do paleontologists look for in different species to understand evolutionary history?

• Shared structures

• Different colors

• Food habits

• Migration patterns

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Which shared structure is described as "one, two, many?"

• jaws

• backbones

• front limbs

• back limbs

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NGSS.MS-LS4-2

Which bones are labeled as "one," "two," and "many" in the diagram of human and cat front limbs?

• One: Humerus, Two: Radius and Ulna, Many: Distal Bones

• One: Skull, Two: Ribs, Many: Vertebrae

• One: Femur, Two: Tibia and Fibula, Many: Toes

• One: Pelvis, Two: Scapula, Many: Clavicle

Tags

NGSS.MS-LS4-2

What is a "common ancestor population"?

• An older population from which two or more newer species descended

• A group of animals that live in the same area today

• A population that has no descendants

• A species that is the youngest in its group

Tags

NGSS.MS-LS4-2