Air on Mars - Marvel Education

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Practice Reading: Reading Fill in the Blanks ID: #48069 Air on Mars

Instructions ›

In the text below some words are missing. Drag words from the box below to the appropriate place in the text. To undo an answer choice, drag the word back to the box below the text.

* Drag the correct answer into all target fields

The rover analysed the air on Mars, and it found that the air contained another of the most basic organic molecules and a key of natural gas: methane. One of the characteristics of methane is that it only a few hundred years. This means that something, somewhere on Mars, is the supply. According to NASA, Mars thousands of tons of methane at a time.

replenishing ingredient concern emits survives stains rejuvenating

Result:

A.I. Explanation:

Correct answer: ingredient
Explanation: The word 'ingredient' fits grammatically as a noun that describes a component of natural gas. It aligns contextually with the discussion of organic molecules and their role in the composition of methane.
Meaning: An 'ingredient' is a substance that is part of a mixture or compound, in this case, referring to methane as a component of natural gas.
Wrong options:
replenishing: Replenishing is a verb that means to restore or refill, which does not fit as it does not describe a component of natural gas.
emits: Emits is a verb that refers to the act of releasing something, which does not fit as it does not describe a component of natural gas.
stains: Stains is a noun that refers to marks or discolorations, which is unrelated to the context of organic molecules or natural gas.
rejuvenating: Rejuvenating is a verb that means to make something look or feel younger, which does not fit the context of discussing organic molecules.
concern: Concern is a noun that refers to a matter of interest or worry, which does not fit as it does not describe a component of natural gas.
survives: Survives is a verb that means to continue to live or exist, which does not fit as it does not describe a component of natural gas.
Correct answer: survives
Explanation: The word 'survives' is a verb that fits grammatically and contextually, indicating the duration that methane can exist before it breaks down. It aligns with the scientific context of methane's characteristics.
Meaning: Survives means to continue to exist or live, particularly in reference to the lifespan of methane in the atmosphere.
Wrong options:
replenishing: Replenishing is a verb that means to restore or refill, which does not fit as it does not describe the duration of existence of methane.
ingredient: Ingredient is a noun that refers to a component of a mixture, which does not fit in the context of describing the lifespan of methane.
emits: Emits is a verb that refers to the act of releasing something, which does not relate to the duration of methane's existence.
stains: Stains is a noun that refers to marks or discolorations, which does not fit the context of discussing the lifespan of methane.
rejuvenating: Rejuvenating is a verb that means to make something look or feel younger, which does not fit the context of methane's existence.
concern: Concern is a noun that refers to a matter of interest or worry, which does not fit as it does not describe the lifespan of methane.
Correct answer: replenishing
Explanation: The word 'replenishing' is a verb that fits grammatically and contextually, indicating the action of restoring the supply of methane on Mars. It aligns with the idea that something is maintaining the methane levels.
Meaning: Replenishing means to restore or refill something that has been depleted, in this case, the supply of methane.
Wrong options:
ingredient: Ingredient is a noun that refers to a component of a mixture, which does not fit as it does not describe an action related to methane supply.
emits: Emits is a verb that refers to the act of releasing something, which does not fit as it does not describe the action of restoring methane.
survives: Survives is a verb that means to continue to exist, which does not fit as it does not describe the action of restoring the supply of methane.
stains: Stains is a noun that refers to marks or discolorations, which does not fit the context of discussing the restoration of methane supply.
rejuvenating: Rejuvenating is a verb that means to make something look or feel younger, which does not fit the context of restoring methane supply.
concern: Concern is a noun that refers to a matter of interest or worry, which does not fit as it does not describe an action related to methane.
Correct answer: emits
Explanation: The word 'emits' is a verb that fits grammatically and contextually, indicating the action of releasing methane from Mars. It aligns with the scientific context of methane production on the planet.
Meaning: Emits means to release or discharge something, in this case, referring to the release of methane from Mars.
Wrong options:
replenishing: Replenishing is a verb that means to restore or refill, which does not fit as it does not describe the action of releasing methane.
ingredient: Ingredient is a noun that refers to a component of a mixture, which does not fit in the context of describing the action of releasing methane.
survives: Survives is a verb that means to continue to exist, which does not fit as it does not describe the action of releasing methane.
stains: Stains is a noun that refers to marks or discolorations, which does not fit the context of discussing the release of methane.
rejuvenating: Rejuvenating is a verb that means to make something look or feel younger, which does not fit the context of releasing methane.
concern: Concern is a noun that refers to a matter of interest or worry, which does not fit as it does not describe the action of releasing methane.

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