Earth's History and Heredity Review

What is the primary purpose of studying rock strata in understanding Earth's history?

• To determine the exact age of every rock on Earth

• To establish relative ages of major geological events

• To predict future geological events

• To locate valuable minerals and gems

Tags

NGSS.MS-ESS1-4

Which of the following is NOT a valid example of evidence found in rock strata?

• Fossilized remains of ancient organisms

• Layers showing different geological formations

• Written historical records from ancient civilizations

• Volcanic ash deposits

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

How do scientists use fossils found in rock strata to understand Earth's past?

• By measuring the exact temperature of ancient oceans

• By counting the number of fossils in each layer

• By determining the relative sequence of biological evolution

• By calculating the depth of ancient seas

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which event represents the most recent example in Earth's geological timeline?

• The formation of Earth

• The last Ice Age

• The formation of the first continents

• The appearance of the first living organisms

Tags

NGSS.MS-ESS1-4

What is a gene mutation?

• A permanent change in the DNA sequence of a gene
  

• A temporary change in protein structure

• A change in cell membrane composition
  

• A modification of cellular organelles

Tags

NGSS.MS-LS3-1

Which statement best describes how mutations can affect an organism?

• All mutations are harmful to organisms

• Mutations only affect physical appearance

• Mutations can be harmful, beneficial, or neutral

• Mutations only occur in non-living organisms

Tags

NGSS.MS-LS3-1

Which technology allows scientists to directly modify genes?

• Microscopes

• Genetic engineering

• Weather satellites

• Chemical fertilizers

Tags

NGSS.MS-LS4-5

Which is an example of artificial selection?

• Natural evolution of wild species
  

• Random mating in nature
  

• Breeding dogs for specific traits
  

• Spontaneous genetic changes

Tags

NGSS.MS-LS4-5

What is one way humans influence genetic traits in organisms?

• By changing the weather patterns
  

• By modifying ecosystem relationships

• Through selective breeding programs
  

• Through changing soil composition

Tags

NGSS.MS-LS4-5