The percentage is 89%. Took this test and got the same exact question.
Malaria is spread by female Anopheles mosquitos. Hope this helps :)
Hibernation is when an animal hides away during the winter. They stock up with food before hand and sleep all winter. This is a survival tactic.

Actually Welcome to the Concept of the Biology
So the answer is,
Genetic Information is bundled into packages of DNA known as Chromosomes.
Considering the enviormental impacts of an expierment is using ethics