A relationship where one organism lives in or on another organism for the purpose of getting energy

1 answer:

8 0

This would be paratisitism. One organism, the one that is getting the energy, is called the parasite, and the other, the one from whom the energy is taken, is called the host.

an example is human (host) and tapeworm (parasite)
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In some plants, phloem cells are connected end-to-end by sieve plates, creating a direct connection between the cytoplasm of phl

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Answer:

Explanation:

This is because the sieve plate interconnected like that help in exchange of substances or transport of substances between element cell and it act as a barrier to prevent the sap from been loss when phloem is damaged or cut. The sieve plates form the sieve tube which is the conducting element of the phloem. It is formed from series of elongated cells that are interconnected by perforations in their walls.

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The three broad classes of neurons are:

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Sensory, interneuron, motor

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Select all of the following statements that represent examples of predation. Check All That Apply Deer eat the leaves of a tree.

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Answer:

A snail eats a clam.

Explanation:

Interactions always occur between organisms in an ecosystem. An interaction between two organisms is called SYMBIOSIS. Symbiosis consists other types which includes PREDATION. Predation is a kind of symbiotic relationship between two organisms in which one kills and feeds on the other in order to obtain energy. The organism that kills is called the PREDATOR while the organism that is killed is called PREY.

In this example, a snail feeding on a clam best represents the example because the snail (PREDATOR) is obtaining energy by killing the clam (PREY). In other options, no organism is killed.

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3 years ago

Which of the following cells is formed by meiosis?

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Answer:

B. A sperm cell

Explanation:

Meiosis creates gametes/sex cells, such as the sperm and egg.

So, sperm cells are formed by meiosis.

Meiosis doesn't create fertilized eggs, it instead creates normal egg cells.

Meiosis also doesn't create heart and bacterial cells because those are made in mitosis.

So, B is the correct answer.

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When you sneeze, air is forcefully exhaled from your nose. As the air exits the nose, what is the last structure the air will pa

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The last structure the air will pass through will be External nares

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The upper portion of the respiratory tract is the nasal cavity and the nose. The external nose forms the first and foremost respiratory tract area. Nose is the major part that is responsible in exchanging air with the atmosphere. It is responsible for the human survival.

There are two openings in a nose. These are called as nostrils. They are also called as exterior nares. The air from the atmosphere when inhaled it enters into the nostril. from there is is sent to the nasal cavity. Nasal cavity is the place where the air that is inhaled will be purified and it is transported to various human parts. thus, when air contains any dust or impurities it will make you to sneeze thereby the air gets out of the nose through External nares

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