scientist generally agree that earth is getting warmer due to what call the green house effectt. a greenhouse used for plant stay warm because sunlightand heat come through the glass roof are mostly trapped by the grass something like that happen on earth. the atmosphere act like a blanket that keep the sun heat from leaking away into space a-bais b-cause c-illustration d-effect

There is no question here.

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in the sentence ,the phrase what called the greenhouse effect present a/an

The problem here is your terribly inaccurate typing:

scientist generally agree that earth is getting warmer due to what call the green house effectt. a greenhouse used for plant stay warm because sunlightand heat come through the glass roof are mostly trapped by the grass something like that happen on earth. the atmosphere act like a blanket that keep the sun heat from leaking away into space

If you'll put capitals, punctuation, and spaces in the right places, it might be clearer. You should also double-check this against the original. Parts of it don't make sense.

The correct answer is "d) effect." The question is asking about the explanation of the greenhouse effect. To understand the greenhouse effect, it is important to know that certain gases in our atmosphere, such as carbon dioxide (CO2), methane (CH4), and water vapor, act like a blanket that traps heat from the Sun. This trapped heat warms the Earth's surface, similar to how a greenhouse stays warm by trapping sunlight and heat.

To arrive at this answer, it is helpful to break down the question and understand the different components. The question states that scientists generally agree that the Earth is getting warmer due to the greenhouse effect. It then goes on to provide an analogy between a greenhouse (used for plants) and the Earth.

To find the answer, we need to identify the role of the atmosphere in this analogy. It is described as acting like a blanket, which implies that it keeps the heat from escaping into space. This process is the greenhouse effect where the atmosphere traps heat and warms the Earth's surface.

Therefore, the correct answer is "d) effect."