Answer the following question given this paragraph: Emphysema is a lung disease in which walls of the alveoli break down so less gas can be exchanged in the lungs (see Figure below ). This causes shortness of breath. The damage to the alveoli is usually caused by smoking and is irreversible. Q: What part of the body does emphysema affect? Choices: - bones - brain - heart - lungs A:
lungs
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Answer the following question given this paragraph: The tonsils are located on either side of the pharynx in the throat. They trap pathogens, which are destroyed by lymphocytes in the tonsils. Q: What are located on either side of the pharynx in the throat? Choices: - wrinkles - testicles - lymph nodes - tonsils A:
tonsils
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Answer the following question given this paragraph: Leaf Arrangement The arrangement of leaves on a stem is known as phyllotaxy. The number and placement of a plant's leaves will vary depending on the species, with each species exhibiting a characteristic leaf arrangement. Leaves are classified as either alternate, spiral, or opposite. Plants that have only one leaf per node have leaves that are said to be either alternatemeaning the leaves alternate on each side of the stem in a flat planeor spiral, meaning the leaves are arrayed in a spiral along the stem. In an opposite leaf arrangement, two leaves arise at the same point, with the leaves connecting opposite each other along the branch. If there are three or more leaves connected at a node, the leaf arrangement is classified as whorled. Q: The arrangement of what plant structures can be classified as either alternate, spiral, or opposite? Choices: - spores - fruits - roots - leaves A:
leaves
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Answer the following question given this paragraph: Enzymes are critical to the body's healthy functioning. They assist, for example, with the breakdown of food and its conversion to energy. In fact, most of the chemical reactions in the body are facilitated by enzymes. Q: Most of the chemical reactions in the body are facilitated by what? Choices: - proteins - vitamins - carbohydrates - enzymes A:
enzymes
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