What is Biodiversity
Species and Population Survival
Origins of Some Foods
Current Extinctions
What is Biodiversity Bonus
100
Species diversity, ecosystem diversity, and genetic diversity
What are the three levels of diversity?
100
A critical factor in a species survival within populations
What is the level of genetic diversity?
100
corn, tomato, beans, peanut, potato, avocado, pumpkin, pineapple, cocoa, vanilla, and peppers
What are North America, Central America, and South America?
100
Scientists are warning that we are in the midst of another mass extinction. The rate of extinction is estimated to have increased by a multiple of 50 since when
What is 1800?
100
What is biodiversity?
200
We depend on healthy ecosystems to ensure a healthy biosphere that has balanced cycles of these things
What are energy and nutrients?
200
When a population shrinks what happens to the genetic diversity as it passes through a bottleneck
What is decreases?
200
wheat, sesame, chickpea, fig, lentil, carrot, pea, okra, date, walnut, coffee, cow, goat, pig, and sheep
What are Northeastern Africa, Central Asia, and Near East
200
These two species are not likely to become extinct because they have large populations that adapt easily to many habitats
What are cockroaches and rats
300
Critical to the functioning of an ecosystem
What is a keystone species?
300
If a population is able to increase, what will happen as a result within a variety of genes
What is inbreeding?
300
soybean, rice, banana, coconut, lemon, lime, orange, cucumber, eggplant, turnip, tea, black pepper, and chicken
What are India, East Asia, and Pacific Islands?
300
The current primary cause of extinction
What are humans?
400
A piece of DNA that codes for a specific trait that can be inherited by an organism's offspring
What is a gene?
400
Throughout history people have used a variety of organisms on Earth for these reasons
What is food, clothing, shelter, and medicine?
400
Humans benefit from this every time they eat
What is biodiversity?
400
Species that is likely to become extinct if protective measures are not taken immediately
What is an endangered species?
400
Biological diversity
What is biodiversity?
500
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This animal is an example of what
What is a keystone species?
500
Almost all anitibotics are derived from this
What are chemicals found in fungi?
500
New crop varieties developed by combining genetic material from other populations
What are hybrids?
500
Species that has a declining population and that is likley to become endangered if it is not protected
What is a threatened species?
500
This starts with the unfinished task of cataloging all the species that exist on Earth
What is the study of biodiversity?