Evolution Biology: Natural Selection & Speciation

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30 Questions

What is the term for the ability to survive and reproduce in a specific environment?

Fitness

According to Darwin, which individuals survive and reproduce?

Those best adapted for their environment

What is the term for the process of a new species emerging?

Speciation

What is the term for an inherited characteristic that helps an organism survive in its environment?

Adaptation

What is the term for a diagram that shows evolutionary relationships between organisms?

Phylogenetic tree

What is the term for a species that has become extinct?

Extinct

What is the term for the change in allele frequencies in a population due to chance events?

Genetic drift

What is the term for the movement of organisms into or out of a population, leading to a change in allele frequencies?

Gene flow

What is the term for the process by which a change in one organism leads to a change in another organism?

Coevolution

What is the term for the classification system that uses a hierarchical structure, with genus and species?

Scientific Name

What is the term for the period of little change in a species, followed by rapid change?

Punctuated Equilibrium

What is the term for the process by which a species changes into a new species over time?

Evolution

What happens to energy as it moves up the pyramid?

10% is passed to the next level and 90% is given off as thermal energy

What is the role of a producer in a food chain?

To produce energy through photosynthesis

What is the difference between primary and secondary succession?

Primary succession occurs in areas with no life, while secondary succession occurs in areas with existing life

What type of organism is a grasshopper in a food chain?

Primary consumer

What happens to toxins as they move up the pyramid?

They increase in amount

What is the term for the first organisms to grow in an area?

Pioneer organisms

What is the process by which water vapor leaves plants through stomata?

Transpiration

What is the term for the process by which nitrogen in the atmosphere is converted into a usable form?

Nitrogen fixation

What is the term for a cell without a nucleus?

Prokaryote

What is the term for the vascular tissue that transports water and nutrients from the roots to the rest of the plant?

Xylem

What is the term for the response of plants to light?

Phototropism

What is the term for the system that transports messages, receives, and coordinates messages in the human body?

Nervous system

What is the term for an organism that maintains a constant internal body temperature, regardless of the environment?

Endotherm

Which of the following biotic factors would NOT limit the size of a population?

Light

What type of relationship exists between a hummingbird and a flower when the hummingbird feeds on the flower's nectar?

Mutualism

What is the term for an organism that obtains its energy by eating other organisms?

Heterotroph

What is the term for the place in which an organism lives out its life?

Habitat

What type of organism is a grasshopper, in terms of its feeding behavior?

Consumer

This quiz covers the fundamental concepts of evolution, including natural selection, fitness, adaptation, and speciation. It also touches on the theory of Lamarck.

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