Basics
Variations
Graphics
Multiple Choice
Vocabulary
100
What do we call positive mutations that enhance an organism's survival and reproduction?
What is adaptation?
100
What are the variations in moth color? 
What is light color and dark color?
100
Describes the trend (pattern) observed in Trait B
What is the trait decreases gradually over successive (following) generations
100
What affects the chances of a species surviving and reproducing ____________ play a/an important roles? (A. Genetic variation and environmental factors both important, B. Genetic Variation only, environmental factors solely, C. Genetic variation and environmental factors both irrelevant).
What is A. both play important roles?
100
The gradual (slow)change of inherited traits of a population of organisms through successive (following) generations?
What is Evolution?
200
Why would a species become extinct after a major environmental change?
What is not enough members of the species were born with a trait necessary to survive in the new environment?
200
What are the variations of mice?
What is brown, gray, and white?
200
Based on England's Industrial Revolution, dark air pollution covered the trees and darkened branches. What is the graph showing?
What is dark-colored body is advantageous (increased) and light-colored moths disadvantageous (decreased).
200
Which is MOST LIKELY correct: If some species of trees have adaptations that make them resistant to fire damage or improve how easily they are able to reproduce after a fire. (A. All plants with adaptation will survive or B. plants with fire adaptations are more likely to survive).
What is B. plants with fire adaptations are more likely to survive.
200
What is the process of change that an organism undergoes to be better suited to its environment
What is adaptation?
300
Mutations can either be ____________, ____________ or _____________.
What is mutations can be positive (good), negative (bad) or neutral (no effect).
300
How many variations are there in beatle?
color?
What is two?
300
What is the impact of natural selection on Fur color?
What is Natural Selection favors (increases) brown mice in successive (following) generations?
300
What is the BEST interpretation (explanation) of the fossils in the layer? (A. The fossils in the bottom layer are from the first organisms on Earth or B. Fossils near the top are most similar to modern-day organisms)
What is B. fossils near the top are most similar to modern-day organisms?
300
When a new organism is introduced into a new habitat?
What is invasive?
400
Charles Darwin studied the finches of the Galápagos Islands and discovered what about their beaks (two -2 parts)?
What is vary (differ) in shape and size.
400
What are the variations of cacti?
What is FEW Spines, SOME Spines, and MANY Spines?
400
What cacti was affected most by the invasive species, an aggressive new organism introduced into a new habitat?
What is a decrease in cacti with a few spines.
400
Which BEST describes how natural selection affect the snails? (A. The number of dark shells increased, while the bright shells decreased or B. the number of medium shells stayed the same, while the number of dark shells increased).
What is (A) the number of dark shells increased, while the bright shells decreased?
400
The trace or remains of an organism that lived long ago, most commonly preserved in sedimentary rock.
What is fossil?
500
How can human activities influence the process of natural selection in animals?
What is humans alter (change) habitats and affect (harm or help) resource availability?
500
What are the variations?
What is antibiotic resistant and susceptible bacteria?
500
What is a hypothesis for why Trait B decreases?
What is environment put pressures favoring (liking) individuals with other traits
500
Why can't humans and other organism populations grow exponentially (rapidly) continuously?
A. Adaptation
B. Evolution
C. Limiting Factors
What is food is a limiting factor?
500
What is a marked difference or deviation from the normal or recognized form, function, or structure.
What is variation?