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notsponge [240]
3 years ago
9

Supposed a biologist design an experiment to study the effect of water pollution on the reproduction rate f salmon.what is the d

ependent variables in this experiment
Biology
2 answers:
Klio2033 [76]3 years ago
7 0

Answer:

The correct answer will be- reproduction rate of salmons.

Explanation:

The experimental design contains three types of parameters or variables: dependent, independent and constant.

The dependent variable is the variable which has to be studied in the experiment and depends on the independent variable whereas the independent variable is the variable which can be changed or manipulated in the experiment.

In the given question, the dependent variable to be studied is the "reproduction rate" of the Salmon and thus is the correct answer.

ANTONII [103]3 years ago
4 0
The dependant variable would be the salmon, because they depend on the water and pollution levels to give a result.
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3 years ago
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Kaylis [27]

Answer:

H>D>G>J>A>E>I>B>F>C

H: DIAMOND

D: CORUNDUM

G: TOPAZ

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E: APATITE

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C: TALC

Explanation:

I found the full question on the test . Following is the complete answer

1. J>A>E and J>A>I

2. C is the softest. C is Talc

3. E>I ⇔ J>A>E>I

4. F>C

5. On the full question, B can scratch mineral F but it can be scratched by all the other minerals except C. B>F>C

6. H is the hardest. H is Diamond

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Combine all the information, we have the following:

H>D>G>J>A>E>I>B>F>C

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