SCIENCE STATE TEST REVEIW

What is the process called that determines an approximate computed age in archaeology and geology, with carbon dating as one example?

• Relative dating

• Absolute geologic dating

• Historical analysis

• Archaeological assessment

Which term describes a process where a population becomes better suited to its environment by increasing the frequencies of alleles that provide benefits to survival and reproduction?

• Natural selection

• Genetic drift

• Adaptation

• Mutation

What is the term for the solid layer with plasticity in the upper mantle, located just below the lithosphere, where lithospheric plates "float" and move?

• Crust

• Core

• Asthenosphere

• Mesosphere

What describes the layer of gas surrounding planet Earth, held in place by gravity and composed primarily of nitrogen and oxygen?

• Biosphere

• Hydrosphere

• Atmosphere

• Stratosphere

What type of reproduction involves one parent and produces offspring identical to the parent?

• Sexual reproduction

• Binary fission

• Asexual reproduction

• Budding

What is a chromosome?

• A type of protein

• A cell division process

• A single, highly organized, and structured piece of DNA

• A genetic mutation

What does the term "common ancestry" refer to in biology?

• The process by which species evolve to adapt to their environment

• When organisms are descended from a single ancestor

• The classification of organisms based on physical characteristics

• The study of genes and their functions in species

What occurs at a convergent boundary with subduction?

• The boundary where two tectonic plates move away from each other

• The collision of two continental plates of equal density

• The boundary between two tectonic plates moving toward each other, resulting in volcanic activity when a denser oceanic plate subducts below a continental plate

• The formation of rift valleys and mountainous ridges

What is the definition of "conservation"?

• The study of how natural resources are used and managed

• Efforts to wisely use, distribute, and protect valuable resources such as fresh water, soil, and energy

• The process of maintaining wildlife and preventing species extinction

• The legal protection of endangered habitats and species

What is a "dominant" allele?

• An allele that is rare and seldom expressed

• An allele that mixes with other alleles to create a blend

• An allele that is always expressed

• An allele that can skip generations