Podcast
Questions and Answers
Which of the following best describes genetic diversity?
Which of the following best describes genetic diversity?
- Variations in physical characteristics of individuals
- Variations in behaviors and habitats of species
- Variations in genetic makeup of individuals (correct)
- Variations in abundance of species
Which of the following is an example of human genetic diversity?
Which of the following is an example of human genetic diversity?
- Variations in the number of humans in different regions
- Different habitats occupied by humans
- Different behaviors exhibited by humans
- Variations in physical appearances of humans (correct)
What is the role of genetic diversity in species?
What is the role of genetic diversity in species?
- Producing variations in genetic makeup of individuals (correct)
- Determining the abundance of species
- Influencing the behaviors of species
- Shaping the physical characteristics of species
How do biologists make sense of the diversity of life?
How do biologists make sense of the diversity of life?
What is the importance of biodiversity in ecosystems?
What is the importance of biodiversity in ecosystems?
Plant communities with a greater number of species are better able to withstand and recover from diseases, climate extremes, and pest infestations. They are also more biologically productive than plant communities with fewer species.
Plant communities with a greater number of species are better able to withstand and recover from diseases, climate extremes, and pest infestations. They are also more biologically productive than plant communities with fewer species.
The interdependence of one species on another goes beyond simple food chains and biogeochemical cycles.
The interdependence of one species on another goes beyond simple food chains and biogeochemical cycles.
The larger the population of a species, the fewer interactions it will have.
The larger the population of a species, the fewer interactions it will have.
An ecosystem with many large populations is considered less diverse than an ecosystem with fewer large populations.
An ecosystem with many large populations is considered less diverse than an ecosystem with fewer large populations.
The stability and productivity of ecosystems are not affected by the interactions between species.
The stability and productivity of ecosystems are not affected by the interactions between species.
