Fact 1: Muscle contraction occurs when muscle fibers get shorter. Fact 2: Muscles in the upper arm called biceps are used to flex the arm. Given the two facts above, answer the question "what gets contracted when fibers get shorter?" with the following options: - nerves - h2o - veins - firm hugs - fur - biceps - the skin - density
biceps

(Question)
Fact 1: Birds are endothermic tetrapod vertebrates. Fact 2: Animals with backbones are called vertebrates. Given the two facts above, answer the question "Which animal has a backbone?" with the following options: - camels - snail - bats - cricket - a fish - bird - koalas - octopus
(Answer)
bird

Ques: Fact 1: Cancer is a disease in which cells divide out of control. Fact 2: Leukemias are cancers of the blood. Given the two facts above, answer the question "what is a disease in which cells divide out of control?" with the following options: - AIDS - fever - mitosis - cigarettes - diseased cells - leukemia - Smoking - parasites
Ans: leukemia

(Q).
Fact 1: The vanes rotating in an electric fan causes air to move. Fact 2: Many computer Cases cool down temperature by using Cooling Fan. Given the two facts above, answer the question "Rotating vanes move air to do what to a computer?" with the following options: - cool it - improve - heat - stop it - dangerous - launch it - warm it - wind
(A).
cool it

Ques:Fact 1: Awindmill converts wind energy into electricity primarily by using mechanical energy. Fact 2: An electric field is created by voltage. Given the two facts above, answer the question "What does a windmill create?" with the following options: - Light - wind - loose soil - energy - voltage - Decibels - dust - rain

Ans:voltage

Fact 1: All animals are heterotrophs. Fact 2: Alligators are cold-blooded animals. Given the two facts above, answer the question "What are all alligators?" with the following options: - solid, liquid, gas - important habitats - Under 32 degrees - heterotrophs - colder and wetter - strong - homogenous - an organism's body
heterotrophs