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scoray [572]
3 years ago
6

A farmer is trying to determine why some weeds sprayed with weed killer do not die. to begin a scientific investigation of this

issue, what would be the first step for the farmer?
Biology
2 answers:
katrin [286]3 years ago
8 0

Draw conclusions about the plants in his field.

blagie [28]3 years ago
4 0
The first thing that the farmer should do is formulate a hypothesis in which he will make intelligent guesses on what is happening or develop a theory of which would explain what is happening. It is the first step in scientific investigation in order to formulate questions of why weeds that are sprayed does not die. After this, it is only then the farmer should experiment and after that, he should finalize his findings as it is its conclusion to the problem.
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How are tigers and goldfish share the same phylum?
ikadub [295]

Answer:

See the answer below

Explanation:

Tigers and goldsih share the same phyllum because they both posses the basic characteristics of animals in the phyllum chordata. <em>These characteristics include;</em>

  • <u>Possession of notochord</u>. The notochord is a rod-like structure that serves supportive functions and develops into the vertebral column in some group of chaordates.
  • <u>Posession of post-anail tails</u> which is an extension of the posterior end of the of the body.
  • <u>Possession of dorsal, hollow nerve chord</u> which eventually forms the brain and the central nervous system.
  • <u>Possession of pharyngeal gill-slits</u>, an opening that develops into gill arches in golfishes and jaws in tigers.
6 0
4 years ago
A 7 Tesla scanner, or 7T scanner is preferable to a 3T scanner in what scenarios?
kow [346]

C.  The scenario described when a 7 Tesla scanner, or 7T scanner is used instead of 3T scanner is, "when higher pixel resolution is required"

<h3>What is pixel resolution?</h3>

Pixels per inch and pixels per centimeter are measurements of the pixel density of an electronic image device, such as a computer monitor or television display, or image digitizing device such as a camera or image scanner.

A 7 Tesla scanner, or 7T scanner is preferable to a 3T scanner because the 7 Tesla scanner gives higher pixel resolution when compared to 3 Tesla scanner.

Thus, the scenario described when a 7 Tesla scanner, or 7T scanner is used instead of 3T scanner is, "when higher pixel resolution is required".

Learn more about Scanners here: brainly.com/question/2076274

#SPJ1

6 0
2 years ago
Why is it important that psychologists understand biology in their efforts to better understand behavior and mental processes?
Ad libitum [116K]

Answer:

By looking at the biological bases of human behavior, psychologists are better able to understand how the brain and physiological processes might influence the way people think, act, and feel.

Explanation:

5 0
3 years ago
Plants absorb what from the atmosphere through what
Olin [163]

Answer:

they absorb moisture from the air

5 0
3 years ago
Read 2 more answers
Are similarities between sharks and dolphins homologous or analogous?.
kupik [55]

The similarities between sharks and dolphins are : Analogous

<h3>What are analogous structures ?</h3>

Analogous structures are similar structures present in different species that do not share the same/common ancestor.

The similarities between sharks and dolphins are streamlined bodies and the possession of fins and they are analogous structures because they evolved differently for sharks and dolphins as they do not share a common ancestor.

Hence we can conclude that  The similarities between sharks and dolphins are : Analogous

Learn more about analogous structures : brainly.com/question/11154123

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3 0
3 years ago
Read 2 more answers
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