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tekilochka [14]
2 years ago
6

Did you understand what a control in an experiment was? meowsis

Biology
1 answer:
kati45 [8]2 years ago
8 0

Answer:

A control in an experiment is a replica used to confirm that the results or changes in the dependent variable/s are caused by the independent variable values or treatments. There are different kinds of controls according to the experiment, for example,  no treatment can be applied, or for example in laboratory experiments, there are controls to check that the reactives function properly, making a replica with them but without the sample that is being measured.

Explanation:

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What is the number of different species of plants and animals in an area
Kamila [148]

Answer:

Biodiversity

Explanation:

Biodiversity is a term used to describe the enormous variety of life on Earth. It can be used more specifically to refer to all of the species in one region or ecosystem. Biodiversity refers to every living thing, including plants, bacteria, animals, and humans.

5 0
2 years ago
In which phylum do we first see tissue–level organization? Polifera Cnidaria Nematoda
SOVA2 [1]
Cnidarian is the answer I think
6 0
4 years ago
3. Which of the following is a major functional characteristic of all organisms? (a) movement,
omeli [17]

Answer:

The correct option is E..all of these

Explanation:

This is because all living exhibit functional characteristics which are movement, respiration, nutrition, irritability, growth, excretion, respiration and death. This characteristics are indication that organisms are living things.

Growth: it is the increase in size of organisms. All living organisms grow, they increase in size , from zygote to adulthood.

Metabolism...all living organisms excreate, they absorb nutrients and remove unwanted waste products and undigested good like sweat, urine e.t.c.

Responsiveness....All living organisms respond to stimulus, they respond to external environment or change.

4 0
3 years ago
Dracunculus medinensis is a parasite that can grow to be one meter long, and which humans can acquire through contaminated drink
stepan [7]

Answer: Nematoda

Explanation: The Dracunculus medinensis is a parasite that is often referred to as a roundworm. The answer Nematoda is correct because is is the phylum that classifies roundworms and is greek for "roundworms"

4 0
3 years ago
How are sediments formed?
Vladimir [108]

Sedimentary rocks are formed when sediment is deposited out of air, ice, wind, gravity, or water flows carrying the particles in suspension.

Explanation:

4 0
3 years ago
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