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WorksheetsUnderstanding Evolution Basics
Total questions: 10
Worksheet time: 5mins
What is the process by which organisms better adapted to their environment tend to survive and produce more offspring?
Mutation
Natural Selection
Genetic Drift
Speciation
Which of the following is an example of an adaptation in animals?
A bird's beak shape that helps it eat specific types of food
A tree growing taller over time
A river changing its course
A rock eroding over time
What is the term for preserved remains or traces of ancient organisms?
Sediments
Fossils
Minerals
Artifacts
Which of the following best describes natural selection?
Random changes in DNA
Survival of the fittest
Inheritance of acquired traits
Sudden appearance of new species
Which of these is NOT an example of an adaptation?
Camouflage in chameleons
Webbed feet in ducks
A broken wing in a bird
Thick fur in polar bears
What can the fossil record tell us about the history of life on Earth?
The exact age of the Earth
The types of organisms that lived in the past
The future evolution of species
The current population of species
Which of the following is a key component of natural selection?
All individuals survive and reproduce equally
Variation in traits among individuals
No competition for resources
Traits acquired during life are passed on
Which adaptation helps cacti survive in the desert?
Large leaves
Thick, waxy skin
Brightly colored flowers
Deep roots
What does the fossil record primarily consist of?
Living organisms
Rocks and minerals
Imprints and remains of ancient life
Water and soil
Which of the following is an example of a structural adaptation?
Migration of birds
Hibernation in bears
Gills in fish
Photosynthesis in plants
