Many farmers and gardeners compost their plant and
forming dirt-like substance that's rich
an...
Many farmers and gardeners compost their plant and
forming dirt-like substance that's rich
animal waste. The living material naturally decays in compost bins,
their crops.
in nutrients. The next season, farmers use this substance as a natural fertilizer for
A biology student has grown tomato plants for several years. Until now, he used an artificial fertilizer formulated for
tomato plants. This fertilizer caused his plants to grow faster and taller than they grew in unfertilized soil. The student
wants to know whether using natural compost will cause his tomato plants to grow faster and taller than his artificial
fertilizer.
Answer the following questions to plan an investigation using the steps of the scientific method and help the student find
the answer to his question.
Part B what’s the student’s scientific question?
Answers: 2
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Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?
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Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air
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Which of the following best describes the relationship between glucose and complex molecules such as hormones?
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When sodium chloride dissolves in water, the sodium chloride dissociates into a. na- ions. b. cl+ ions. c. nacl ions. d. sodium chloride ions.
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