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denis23 [38]
3 years ago
10

1. Why do scientists use the scientific method?

Biology
1 answer:
Xelga [282]3 years ago
6 0

1. Answer: to answer questions about the natural world


The aim of scientific method is to answer a question that the scientist have. To answer the question, the scientist need to design a research or observation. If the research is flawed, the result might not match with the scientist aim and the conclusion will be wrong. Scientific method can be used to help design the research so it will have less flaw


2. Answer: fertilizer

The student wants to determine the effect of a certain brand of liquid fertilizer on the growth of ivy. The fertilizer are hoped to influence the growth of the ivy. Independent variable is the variable that hoped to influence the dependent variable. So, the independent variable would be fertilizer and the dependent variable would be the growth.

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Define "CFU.” Why is this term used instead of simply using "cell count"?​
cestrela7 [59]
That are used to prevent the growth of specific microbes or it simply lacks be calibrated to a viable cell count to express microorganisms as CFU/ml, CFU stands for Colony Forming Units, a microbiology term used to quantify how unit-cfu-colony-forming-unit-cfu-ml-cfu-g-cell-count-microbial- counting.
8 0
3 years ago
A biologist gathered data to show the interaction of the golden-cheeked warbler and juniper tree populations.Which conclusion di
Bas_tet [7]

Answer:

The question is incomplete but the complete question is attached in image format with options and the correct answer according to the data given in it is - option B. The optimum habitat for the golden-cheeked warbler population in 100 juniper trees per acre .

Explanation:

The provided data with the question helps to establish that the population interaction between a golden-cheeked warbler and the juniper tree are interdependent. The population of the warbler is increased with the increase in the population of juniper tree up to 100 juniper trees per acre.

The further increase in the population of the juniper tree affects negatively and there is a decrease in the population of the warblers.

Thus, the correct answer is -  option B. The optimum habitat for the golden-cheeked warbler population in 100 juniper trees per acre .

7 0
3 years ago
Which of these is best studied using radio waves instead of light waves? A. The Sun C. A nebula made of gas and dust red giant s
Angelina_Jolie [31]

A nebula made of gas and dust red giant star

8 0
4 years ago
What are some disadvantages of fossil fuels?
Fed [463]

Answer:

B. Fossil fuels are nonrenewable and may cause pollution.

Explanation:

Fossil fuels are nonrenewable, meaning that they cannot be replenished sustainably. So, eventually, we will run out of them because they cannot be renewed.

Another disadvantage of fossil fuels is that they cause pollution. For example, the gasoline that is used by cars creates significant amounts of pollution every year.

Pollution is created by cars, factories, homes, and everything else that uses fossil fuels.

So, the correct answer is B, fossil fuels are nonrenewable and may cause pollution

3 0
3 years ago
Ticks carry bacteria that cause Lyme disease. Ticks do not get Lyme disease, but they can transfer the bacteria to humans, who c
SCORPION-xisa [38]
I think it the answer is C ( The relationship between the bacteria and the ticks is commensalism, and the relationship between ticks and humans is parasitism.
-- Alina (:
6 0
3 years ago
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