Explain the theories that claim mosquitoes protect the environment.
They are so deadly and aggressive that they are believed to protect the trees to be cut down. They keep human population controlled.
What diseases the video said are spread by mosquitoes? (3)
Malaria, yellow fever, dengue virus.
Approximately how many people die each year because of mosquitoes?
One million people.
How do mosquitoes transfer diseases? (Give a detailed answer).
They bite an infected person and they inject their saliva into another person's body. The saliva then enters the bloodstream making the new host to be sick.
Explain thoroughly the idea of releasing genetically modified mosquitoes.
Releasing modified male mosquitoes. They don't bite and they would only produce sterile offspring, which would eventually eradicate the species.
Why can mosquitoes now live in places like Alaska?
Due to global warming and ocean temperatures rising.
How many mosquitoes are estimated to exist in Alaska?
7 trillion.
Why wouldn't bats be a plausible idea to get rid of mosquitoes?
After eradicating mosquitoes, bat numbers would become another issue.
How many mosquito species bite humans and spread diseases?
6 species.
What's the role of mosquitoes in the food chain?
Birds, bats and frogs feed on them.
What impact would this idea have on plants?
Mosquitoes do not pollinate plants enough to justify keeping them alive.
What impact would the disappearance of mosquitoes have in other creatures diets?
Not an important one, since they are not a hugely significant part of their diets.
From the ideas the video proposes. Which is the most plausible?
Releasing genetically modified mosquitoes.
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