Laura performed an experiment to determine the effect of nitrogen-rich fertilizer on plants. The procedure she used in her
experiment is shown below.
1. Select a plant for the project
:
2. Add 5 Tbsp. nitrogen-rich fertilizer to the plant's soil each week
3. Measure plant growth each week
4. Calculate the total growth at the end of a 6-month period
What is wrong with Laura's experiment?
A.
She did not measure how much fertilizer she was giving the plant.
B. She did not use a second plant as a control.
C.
She did not measure the plants growth daily.
D.
She did not set a time limit on how long she was going to continue fertilizing the plant.
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Part a - prefixes, roots, and suffixes match these prefixes, suffixes and roots to their meanings. phospho- angio- -uria -tropic -phag- a. the word root means blood or lymph vessels. b. the word root means urine. c. the word root means feeding or eating. d. the word root means phosphate or phosphorus. e. the word root means attracted specifically to the specified organ or tissue. part b – match these vocabulary terms to their meanings. gonadotropic polyuria angiotensin ii polyphagia phosphodiesterase upon the release of renin, is produced and stimulates vasoconstriction and the release of aldosterone. fsh and lh are examples of hormones, which target the ovaries or testes. an enzyme that degrades second messengers like camp or cgmp is . overproduction of urine, or , is a sign of diabetes mellitus. overeating, or , is a sign associated with diabetes mellitus.

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Here's one way to follow the scientific method. place the missing steps in the correct position in the process.