3275 + Interview Questions in Chemistry Page 61 InterviewSolution

3001.	The water from the ocean and the surface of earth goes into the air in the form of:
Answer» The water from the ocean and the surface of earth goes into the air in the form of:

Discussion

3002.	Hydrogen being a highly inflammable gas and oxygen being a supporter of combustion yet , water which is a compound made up of hydrogen and oxygen is used to extinguish fire🔥. why?
Answer» Hydrogen being a highly inflammable gas and oxygen being a supporter of combustion yet , water which is a compound made up of hydrogen and oxygen is used to extinguish fire🔥. why?

Discussion

3003.	Why human being sink in water when he was living while it's body floats on water when it was died
Answer» Why human being sink in water when he was living while it's body floats on water when it was died

Discussion

3004.	The process by which the wet clothes dry:
Answer» The process by which the wet clothes dry:

Discussion

3005.	What do you understand by rain water harvesting? Why is it important? [5 MARKS]
Answer» What do you understand by rain water harvesting? Why is it important? [5 MARKS]

Discussion

3006.	Creatinine is a chemical waste product that's produced by your _______
Answer» Creatinine is a chemical waste product that's produced by your _______

Discussion

3007.	Pizza is a ____ mixture of dough, sauce, cheese, and other toppings.
Answer» Pizza is a ____ mixture of dough, sauce, cheese, and other toppings.

Discussion

3008.	Question 13.2 A list of words is given in a box. Use appropriate words to fill up the blanks in the following statements. Air, oxygen, wind, water vapour, mixture, combination, direction, road, bottles, cylinders. Air is a ___ of some gases
Answer» Question 13.2 A list of words is given in a box. Use appropriate words to fill up the blanks in the following statements. Air, oxygen, wind, water vapour, mixture, combination, direction, road, bottles, cylinders. Air is a ___ of some gases

3008.

Question 13.2 A list of words is given in a box. Use appropriate words to fill up the blanks in the following statements. Air, oxygen, wind, water vapour, mixture, combination, direction, road, bottles, cylinders. Air is a ___ of some gases

Answer»

Question 13.2

A list of words is given in a box. Use appropriate words to fill up the blanks in the following statements.

Air, oxygen, wind, water vapour, mixture, combination,
direction, road, bottles, cylinders.

Air is a ___ of some gases

Discussion

3009.	The density of an object is slightly lesser than that of water. Will it float or sink in water?Why?
Answer» The density of an object is slightly lesser than that of water. Will it float or sink in water?Why?

Discussion

3010.	Give two examples of pure substances
Answer» Give two examples of pure substances

Discussion

3011.	Which of the following is an example of mixture?
Answer» Which of the following is an example of mixture?

Discussion

3012.	How will you separate the following mixture? ( one word) Husk from rice
Answer» How will you separate the following mixture? ( one word) Husk from rice

3012.

How will you separate the following mixture? ( one word) Husk from rice

Answer»

How will you separate the following mixture? ( one word)

Husk from rice

Discussion

3013.	Rewrite the sentence by filling in the blanks with the correct articles. ____ participant wore a blue pinafore dress and ___ white sash around her shoulders.
Answer» Rewrite the sentence by filling in the blanks with the correct articles. ____ participant wore a blue pinafore dress and ___ white sash around her shoulders.

3013.

Rewrite the sentence by filling in the blanks with the correct articles. __ participant wore a blue pinafore dress and _ white sash around her shoulders.

Answer»

Rewrite the sentence by filling in the blanks with the correct articles.

____ participant wore a blue pinafore dress and ___ white sash around her shoulders.

Discussion

3014.	Which of the following is a conductor?
Answer» Which of the following is a conductor?

Discussion

3015.	Which of the following may be termed as a pure substance?
Answer» Which of the following may be termed as a pure substance?

Discussion

3016.	On heating the rod, the length of the rod increases. Increase in the length of rod depends upon ______
Answer» On heating the rod, the length of the rod increases. Increase in the length of rod depends upon ______

Discussion

3017.	Question 08 Which of the following material is not lustrous? (a) Gold (b) Silver (c) Wood (d) Diamond
Answer» Question 08 Which of the following material is not lustrous? (a) Gold (b) Silver (c) Wood (d) Diamond

3017.

Question 08 Which of the following material is not lustrous? (a) Gold (b) Silver (c) Wood (d) Diamond

Answer»

Question 08

Which of the following material is not lustrous?
(a) Gold
(b) Silver
(c) Wood
(d) Diamond

Discussion

3018.	Question 8 Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain a) Water vapour b) Only oxygen gas c) Air d) None of these
Answer» Question 8 Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain a) Water vapour b) Only oxygen gas c) Air d) None of these

3018.

Question 8 Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain a) Water vapour b) Only oxygen gas c) Air d) None of these

Answer»

Question 8

Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain

a) Water vapour

b) Only oxygen gas

c) Air

d) None of these

Discussion

3019.	Good quality wool is obtained from fleece having
Answer» Good quality wool is obtained from fleece having

Discussion

3020.	Identify the two components of a weave:
Answer» Identify the two components of a weave:

3020.

Identify the two components of a weave:

Answer»

Identify the two components of a weave:

Discussion

3021.	The main reason of ozone layer depletion is the release of:
Answer» The main reason of ozone layer depletion is the release of:

Discussion

3022.	How does shade balls help in stopping evaporation?
Answer» How does shade balls help in stopping evaporation?

Discussion

3023.	Which of the following is/are used as an un-stitched piece of fabric?
Answer» Which of the following is/are used as an un-stitched piece of fabric?

Discussion

3024.	After the preparation of tea, the tea leaves are removed from tea by
Answer» After the preparation of tea, the tea leaves are removed from tea by

Discussion

3025.	What is shadow? and what is reflection?
Answer» What is shadow? and what is reflection?

Discussion

3026.	Which of the following is an example of a reversible change?
Answer» Which of the following is an example of a reversible change?

Discussion

3027.	The first reaction in the citric acid cycle is binding
Answer» The first reaction in the citric acid cycle is binding

Discussion

3028.	Two fishes had their home in the River Ganges. One day they were separated and lost as they got flown away from home because of some destruction. Which type of destruction could have taken place?
Answer» Two fishes had their home in the River Ganges. One day they were separated and lost as they got flown away from home because of some destruction. Which type of destruction could have taken place?

Discussion

3029.	Fire and water is living thing or not ?
Answer» Fire and water is living thing or not ?

Discussion

3030.	___ is the action of purifying a liquid by a process of heating and cooling.
Answer» ___ is the action of purifying a liquid by a process of heating and cooling.

Discussion

3031.	Why is loading used to separate suspended impurities?
Answer» Why is loading used to separate suspended impurities?

Discussion

3032.	What is yarn
Answer» What is yarn

Discussion

3033.	Water is evaporated from the Earth from
Answer» Water is evaporated from the Earth from

Discussion

3034.	Which of the following is the purest form of natural water?
Answer» Which of the following is the purest form of natural water?

Discussion

3035.	Match the entries of column I with column II. Column IColumn II(a)The energy which produces the sensation of hearingi)Light energy(b)The energy obtained from the sun(ii)Sound energy(c)The energy which is associated with the movement of objects(iii)Solar energy(d)The energy which produces the sensation of vision(iv)Mechanical energy
Answer» Match the entries of column I with column II. $\begin{matrix} C o l u m n I & C o l u m n I I (a) T h e e n e r g y w h i c h p r o d u c e s t h e s e n s a t i o n o f h e a r i n g & i) L i g h t e n e r g y (b) T h e e n e r g y o b t a i n e d f r o m t h e s u n & (i i) S o u n d e n e r g y (c) T h e e n e r g y w h i c h i s a s s o c i a t e d w i t h t h e m o v e m e n t o f o b j e c t s & (i i i) S o l a r e n e r g y (d) T h e e n e r g y w h i c h p r o d u c e s t h e s e n s a t i o n o f v i s i o n & (i v) M e c h a n i c a l e n e r g y \end{matrix}$

Discussion

3036.	An object is composed of:
Answer» An object is composed of:

Discussion

3037.	What are the four major domains of the Earth?
Answer» What are the four major domains of the Earth?

Discussion

3038.	Question 11 Look at the figure Write down the activities shown in this figure in which water is being used.
Answer» Question 11 Look at the figure Write down the activities shown in this figure in which water is being used.

3038.

Question 11 Look at the figure Write down the activities shown in this figure in which water is being used.

Answer»

Question 11

Look at the figure

Write down the activities shown in this figure in which water is being used.

Discussion

3039.	Prove the following statement: ‘Air is a mixture’. [2 MARKS]
Answer» Prove the following statement: ‘Air is a mixture’. [2 MARKS]

Discussion

3040.	Rewrite the sentence by filling in the blanks with the correct articles. _____ royal purple coloured sateen linen was used as _____ backdrop cloth for _____ stage.
Answer» Rewrite the sentence by filling in the blanks with the correct articles. _____ royal purple coloured sateen linen was used as _____ backdrop cloth for _____ stage.

3040.

Rewrite the sentence by filling in the blanks with the correct articles. ___ royal purple coloured sateen linen was used as _ backdrop cloth for ___ stage.

Answer»

Rewrite the sentence by filling in the blanks with the correct articles.

_____ royal purple coloured sateen linen was used as _____ backdrop cloth for _____ stage.

Discussion

3041.	Statement 1: Plants absorb nitrogen mostly from the air. Statement 2: Air contains mostly nitrogen as its component.
Answer» Statement 1: Plants absorb nitrogen mostly from the air. Statement 2: Air contains mostly nitrogen as its component.

3041.

Statement 1: Plants absorb nitrogen mostly from the air. Statement 2: Air contains mostly nitrogen as its component.

Answer»

Statement 1: Plants absorb nitrogen mostly from the air.

Statement 2: Air contains mostly nitrogen as its component.

Discussion

3042.	Mother : Child :: Cloud : ?
Answer» Mother : Child :: Cloud : ?

Discussion

3043.	A metal with low melting and boiling points is ________
Answer» A metal with low melting and boiling points is ________

Discussion

3044.	At which of these temperatures and in which physical state does water have the maximum density ?
Answer» At which of these temperatures and in which physical state does water have the maximum density ?

Discussion

3045.	What happens when lemon juice is mixed with baking powder? Is it a physical change or a chemical change? How?
Answer» What happens when lemon juice is mixed with baking powder? Is it a physical change or a chemical change? How?

Discussion

3046.	Statement Some socks are shoes All shoes are towels All towels are bed sheets No bed sheet is blanket Conclusions I. No towel is blanket II. Some socks are towels III. Some socks are bed sheets
Answer» Statement Some socks are shoes All shoes are towels All towels are bed sheets No bed sheet is blanket Conclusions I. No towel is blanket II. Some socks are towels III. Some socks are bed sheets

3046.

Statement Some socks are shoes All shoes are towels All towels are bed sheets No bed sheet is blanket Conclusions I. No towel is blanket II. Some socks are towels III. Some socks are bed sheets

Answer»

Statement

Some socks are shoes

All shoes are towels

All towels are bed sheets

No bed sheet is blanket

Conclusions

I. No towel is blanket

II. Some socks are towels

III. Some socks are bed sheets

Discussion

3047.	What is the change of a substance from solid to liquid called? [1 MARK]
Answer» What is the change of a substance from solid to liquid called? [1 MARK]

Discussion

3048.	A windmill is a:
Answer» A windmill is a:

Discussion

3049.	Explain the evolution of clothing throughout human history. Give some examples of traditional garments of India. [5 MARKS]
Answer» Explain the evolution of clothing throughout human history. Give some examples of traditional garments of India. [5 MARKS]

Discussion

3050.	Statement I: Mountaineers carry oxygen cylinders with them when they climb high mountains. Statement II: Layer of air gets thinner at higher altitudes and breathing becomes difficult.
Answer» Statement I: Mountaineers carry oxygen cylinders with them when they climb high mountains. Statement II: Layer of air gets thinner at higher altitudes and breathing becomes difficult.

3050.

Statement I: Mountaineers carry oxygen cylinders with them when they climb high mountains. Statement II: Layer of air gets thinner at higher altitudes and breathing becomes difficult.

Answer»

Statement I: Mountaineers carry oxygen cylinders with them when they climb high mountains.

Statement II: Layer of air gets thinner at higher altitudes and breathing becomes difficult.

Discussion

Explore topic-wise InterviewSolutions in .

The water from the ocean and the surface of earth goes into the air in the form of:

Hydrogen being a highly inflammable gas and oxygen being a supporter of combustion yet , water which is a compound made up of hydrogen and oxygen is used to extinguish fire🔥. why?

Why human being sink in water when he was living while it's body floats on water when it was died

The process by which the wet clothes dry:

What do you understand by rain water harvesting? Why is it important? [5 MARKS]

Creatinine is a chemical waste product that's produced by your _______

Pizza is a ____ mixture of dough, sauce, cheese, and other toppings.

Question 13.2 A list of words is given in a box. Use appropriate words to fill up the blanks in the following statements. Air, oxygen, wind, water vapour, mixture, combination, direction, road, bottles, cylinders. Air is a ___ of some gases

The density of an object is slightly lesser than that of water. Will it float or sink in water?Why?

Give two examples of pure substances

Which of the following is an example of mixture?

How will you separate the following mixture? ( one word) Husk from rice

Rewrite the sentence by filling in the blanks with the correct articles. ____ participant wore a blue pinafore dress and ___ white sash around her shoulders.

Which of the following is a conductor?

Which of the following may be termed as a pure substance?

On heating the rod, the length of the rod increases. Increase in the length of rod depends upon ______

Question 08 Which of the following material is not lustrous? (a) Gold (b) Silver (c) Wood (d) Diamond

Question 8 Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain a) Water vapour b) Only oxygen gas c) Air d) None of these

Good quality wool is obtained from fleece having

Identify the two components of a weave:

The main reason of ozone layer depletion is the release of:

How does shade balls help in stopping evaporation?

Which of the following is/are used as an un-stitched piece of fabric?

After the preparation of tea, the tea leaves are removed from tea by

What is shadow? and what is reflection?

Which of the following is an example of a reversible change?

The first reaction in the citric acid cycle is binding

Two fishes had their home in the River Ganges. One day they were separated and lost as they got flown away from home because of some destruction. Which type of destruction could have taken place?

Fire and water is living thing or not ?

___ is the action of purifying a liquid by a process of heating and cooling.

Why is loading used to separate suspended impurities?

What is yarn

Water is evaporated from the Earth from

Which of the following is the purest form of natural water?

An object is composed of:

What are the four major domains of the Earth?

Question 11 Look at the figure Write down the activities shown in this figure in which water is being used.

Prove the following statement: ‘Air is a mixture’. [2 MARKS]

Rewrite the sentence by filling in the blanks with the correct articles. _____ royal purple coloured sateen linen was used as _____ backdrop cloth for _____ stage.

Statement 1: Plants absorb nitrogen mostly from the air. Statement 2: Air contains mostly nitrogen as its component.

Mother : Child :: Cloud : ?

A metal with low melting and boiling points is ________

At which of these temperatures and in which physical state does water have the maximum density ?

What happens when lemon juice is mixed with baking powder? Is it a physical change or a chemical change? How?

Statement Some socks are shoes All shoes are towels All towels are bed sheets No bed sheet is blanket Conclusions I. No towel is blanket II. Some socks are towels III. Some socks are bed sheets

What is the change of a substance from solid to liquid called? [1 MARK]

A windmill is a:

Explain the evolution of clothing throughout human history. Give some examples of traditional garments of India. [5 MARKS]

Statement I: Mountaineers carry oxygen cylinders with them when they climb high mountains. Statement II: Layer of air gets thinner at higher altitudes and breathing becomes difficult.

Rewrite the sentence by filling in the blanks with the correct articles. __ participant wore a blue pinafore dress and _ white sash around her shoulders.

Rewrite the sentence by filling in the blanks with the correct articles. ___ royal purple coloured sateen linen was used as _ backdrop cloth for ___ stage.