14 should be B if I can remember correctly, 15 is C
Answer:
Poor drainage or improper watering
Explanation:
Water issues — either too much or too little — are the leading reason behind yellow leaves. In overly wet soil, roots can't breathe. They suffocate, shut down and stop delivering the water and nutrients plants need. Underwatering, or drought, has a similar effect.
Answer:
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Conclusion is the step of the scientific method explains why the results turned out the way it did.
<h3>What are the steps of scientific method?</h3>
There are seven steps of the scientific method which are the following:
1. Ask a question: The first step in the scientific method is asking a question that you want to answer.
2. Perform a research about the given topic.
3. Make your hypothesis. Hypothesis is a statement which may be true or false.
4. Test your hypothesis by conducting an experiment or a series of experiments.
5. Make an observation.
6. Do analysis about the results and draw a conclusion on the basis of given data.
7. Present the findings to the world.
So we can conclude that Conclusion is the step of the scientific method explains why the results turned out the way it did.
Learn more about scientific method here: brainly.com/question/17216882
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Answer:
B. Ethanol
Explanation:
During absence of O2 pyruvic acid is reduced to ethanol in alcoholic fermentation.
