Answer the following question given this paragraph: Figure below shows the mix of energy resources used worldwide in 2006. Fossil fuels still provide most of the world's energy, with oil being the single most commonly used energy resource. Natural gas is used less than the other two fossil fuels, but even natural gas is used more than all renewable energy resources combined. Wind, solar, and geothermal energy contribute the least to global energy use, despite the fact that they are virtually limitless in supply and nonpolluting. Q: Which fuels provide most of the world's energy? Choices: - coal fuels - pattern fuels - artificial fuels - fossil fuels A:
fossil fuels
(Question)
Answer the following question given this paragraph: Skeletal muscle is attached to the bones of the skeleton. It is striated like cardiac muscle because its muscle fibers are arranged in bundles. Contractions of skeletal muscle are voluntary. This means that they are under conscious control. Whether you are doing pushups or pushing a pencil, you are using skeletal muscles. Skeletal muscles are the most common type of muscles in the body. You can read more about them below. Q: Which type of muscle is most common in the human body? Choices: - digestive - smooth - hormonal - skeletal A:
(Answer)
skeletal
Ques: Answer the following question given this paragraph: connection is the basis of somatic reflexes. The corneal reflex is contraction of the orbicularis oculi muscle to blink the eyelid when something touches the surface of the eye. Stretch reflexes maintain a constant length of muscles by causing a contraction of a muscle to compensate for a stretch that can be sensed by a specialized receptor called a muscle spindle. Q: Triggering a blink when something touches the surface of the eye, the corneal reflex is what type of reflex? Choices: - dendritic - sensory - orgasmic - somatic A:
Ans: somatic
(Q).
Answer the following question given this paragraph: behind the mirror. Convex mirrors diverge light rays and, thus, have a negative focal length. Q: What mirrors diverge light rays and, thus, have a negative focal length? Choices: - curved - concave - diffraction - convex A:
(A).
convex
Ques:Answer the following question given this paragraph: Q: Where do organisms acquire toxic substances from along with nutrients and water? Choices: - reproduction - isolation - movement - environment A:

Ans:environment
Ques:Answer the following question given this paragraph: Health care has been improving over the most recent centuries. Vaccines were developed that could prevent many diseases ( Figure below ). Antibiotics were discovered that could cure most infections caused by bacteria. Together, these two advances saved countless lives. Q: Antibiotics can cure most infections that are caused by what? Choices: - bacterium - algae - bile - bacteria A:

Ans:
bacteria