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The aquatic animals breathe underwater due to the presence of the dissolved oxygen in the water.

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Important Questions on Forms

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Out of the following, an example of matter which can be termed as fluid is:    
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A few substances are arranged in the increasing order of forces of attraction between their particles. Which of the following is a correct arrangement?

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There is space between the particles of _____.

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Which one of the following is matter?
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Which of the following is not matter?
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Which of the following are the characteristics of a gaseous state?
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The best evidence for the existence and movement of particles in liquids was provided by
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Both liquids and gases are together known as _____.

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Which of the following substances exhibit the strongest intermolecular attractive forces?
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Anything that occupies space and has mass is called _____.
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According to molecular theory of matter, the intermolecular forces: 
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A few substances are arranged in the increasing order of 'forces of attraction' between their particles. Which one of the following represents a correct arrangement?
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Solids retain their volume even when external pressure is applied. This property is called _____.

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The property of flow is unique to fluids. Which one of the following statements is correct? 
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The particles that make up matter are _____, ions or molecules.
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The intermolecular attractive forces are minimum in
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_____ state has no fixed shape but definite volume.
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_____ (Ions / Molecules) are positively and negatively charged atom or group of atoms.
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Which one of the following statement is correct in respect of fluids? 

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Intermolecular forces of attraction are maximum in: