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- 1. Multiple Choice
What is the difference between biotic and abiotic?Biotic are non-living thingsAbiotic are living organismsBiotic is life,
Abiotic is non-livingBiotic is non-living, Abiotic is living - 2. Multiple ChoiceWhich option is abiotic?PlantsBacteriaWaterFungi
- 3. Multiple ChoiceWhich option is abiotic?PlantsRocksAnimalsFungi
- 4. Multiple ChoiceWhich option is biotic?LightWaterSalt in the waterAngel fish
- 5. Multiple ChoiceWhat does biodiversity mean?Only one species in an area.The different amount of species in an areaAll abiotic lifeNitrogen fixation
- 6. Multiple Choice
Great Biodiversity = Great Sustainability
True
False
- 7. Multiple Choice
Biodiversity is best described as...
the amount of different species of organisms (plants and animals) living in the same area.
when only a few species inhabit an area.
when only one organism (plants and animals) is found living in one area.
- 8. Multiple Choice
the variety of life in the world or in a particular habitat or ecosystem
biodiversity
demography
carrying capacity
poaching
- 9. Multiple Choice
A species form that supports an entire ecosystem.
Keystone Species
Herbivores
Umbrella Species
Predators
- 10. Multiple Choice
What is a keystone species?
A species that helps to hold an ecosystem together
A species that lives in or around rocks
Keys and stones have nothing to do with ecology
A keystone isn't a living thing, it's just a stone
- 11. Multiple Choice
Why are bees considered a keystone species?
The honey they make supports the bear population
They pollinate flowers that produce fruit which supports the ecosystem
They sting when threatened
They live in hives
- 12. Multiple Choice
Why are some sharks considered a keystone species?
Because they are a top predator
They scare off smaller fish that may overgraze an area of sea grass
They are tertiary consumers
They are cartilaginous
- 13. Multiple Choice
According to most scientists, what is the ultimate cause of most mass extinctions?
overhunting
evolution of new species to replace old ones
major change in environment
asteroid impact
- 14. Multiple ChoiceWhich of these describes a species that has become extinct?fewer members of the species are dying than being bornmore members of the species are dying than being bornvery few members of a species are aliveall members of a species have died
- 15. Multiple ChoiceWhich of the following is NOT a reason a species may become extinct?competitionreproducinghabitat lossoverhunting
- 16. Multiple ChoiceSuppose a pond dries up. What will most likely happen to the fish that lived there?They will learn to live on land.They will move to another pond.They will learn to breathe air.They will not survive.
- 17. Multiple Choice
Species that are in danger of becoming extinct are called __________.
endangered
not lucky
extinct
in a jam
- 18. Multiple Choice
When a plant or animal becomes extinct, it is gone _______.
forever
until next week
for 5 years
to sleep
- Answer choicesTagsAnswer choicesTags