Biodiversity and Evolution Quiz

What is the term used to describe the number and variety of life found on Earth?

• Community

• Biodiversity

• Ecosystem

• Population

Which type of biodiversity pertains to the variations of genes in a species?

• Population diversity

• Genetic diversity

• Species diversity

• Ecosystem diversity

What is the process of introducing unnatural chemicals that contaminate the air, soil, and seas?

• Neutralization

• Pollution

• Acidification

• Eutrophication

Which of the following is a man-made cause of species extinction?

• Meteoric impact

• Overharvesting

• Climate change

• Natural disasters

What is the term for the largest number of individuals in a species that an environment can sustain?

• Limiting factor

• Population density

• Carrying capacity

• Biodiversity

Which of the following refers to species whose population is so low that it has a great tendency to become extinct?

• Endangered

• Threatened

• Extinct

• Exotic

What is the term for the gradual change of organisms from one state to another?

• Evolution

• Adaptation

• Extinction

• Mutation

Which era is known for the existence of warm-blooded animals and humans?

• Mesozoic

• Proterozoic

• Cenozoic

• Paleozoic

What is the scale used to represent and show the existence and extinction of organisms?

• Population density

• Biodiversity index

• Geologic timescale

• Ecosystem balance

Which of the following is NOT a consequence of cutting down trees?

• Eutrophication

• Soil erosion

• Floods

• Decrease in wildlife resources