Answer the following question given this paragraph: More recently, people have learned to process biomass to make fuel. This is called biofuel . Biofuel is created from crops, such as corn or algae. Biofuel is unique among renewable energy sources. This is because it is liquid. Unlike solar energy, for example, biofuels can be used in a car ( Figure below ). Biofuels burn more cleanly than fossil fuels. They create less pollution and less carbon dioxide. Biofuels, such as ethanol, are added to gasoline. This cuts down the amount of fossil fuels that are used. Q: What is biomass made into fuel called? Choices: - benign fuel - toxic fuel - renewable fuel - bio fuel A:
bio fuel
(Question)
Answer the following question given this paragraph: Q: What are some of the giant fairy rings produced by? Choices: - fronds - algae - sporangia - mycelia A:
(Answer)
mycelia
Ques: Answer the following question given this paragraph: You may be able to avoid some of the health effects of outdoor air pollution by staying indoors on high-pollution days. However, some indoor air is just as polluted as outdoor air. Q: What are some uses of chlorine gas? Choices: - washing hands - fueling airplanes - rooting plant cuttings - cleaning, disinfecting and in swimming pools A:
Ans: cleaning, disinfecting and in swimming pools
(Q).
Answer the following question given this paragraph: An alloy is a mixture composed of two or more elements, at least one of which is a metal. You are probably familiar with some alloys such as brass and bronze. Brass is an alloy of copper and zinc. Bronze is an alloy of copper and tin. Alloys are commonly used in manufactured items because the properties of these metal mixtures are often superior to a pure metal. Bronze is harder than copper and more easily cast. Brass is very malleable and its acoustic properties make it useful for musical instruments. Q: Brass and bronze are examples of what type of mixture composed of two or more elements, at least one of which is a metal? Choices: - halloid - compound - metalloid - alloy A:
(A).
alloy
Ques:Answer the following question given this paragraph: The skeletal system is made up of bones, cartilage, and ligaments. The skeletal system has many important functions in your body. What bones protect the heart and lungs? What protects the brain?. Q: Bones, cartilage, and ligaments make up what anatomical system? Choices: - Integumentary system - Lymphatic system - Muscular system - skeletal system A:

Ans:skeletal system
Ques:Answer the following question given this paragraph: Human Vertebral Column and Vertebrae. The human vertebral column consists of 33 vertebrae. Two vertebrae are shown here enlarged. Q: How many vertebrae make up the human vertebral column? Choices: - 35 - 32 - 35 - 33 A:

Ans:
33