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Good news for the students who are near to give their board exams of matric class because here is another exciting and most dedicated service offered by this website ilmkidunya.com for all the matric students and this is to provides them a standardize and maintain level of preparation for matric students of each particular subject according to the syllabus mentioned in BISE.
Chemistry, when a student firstly listens to this subject name they definitely come in stress because the chemistry subject is as difficult as its name indicate it.
When a student starts its preparation for exams he/she feel uneasy to learn some subjects chemistry is also one of them because of containing many numerical, balance chemical equations, chemical reactions, and its end products and many other things. Making easy the understanding of this difficult subject “ilmkidunya.com” announced a special online test session for the 10th class students. This type of preparation methodology emphasize every topic of the relevant subject and helps the students to remind and revise it on daily basis. The website starting this session again for the ease of their students. This website portal manages their student's exams preparation in a most comfortable form by giving each subject preparations details both in Urdu and English medium and then dividing every subject equally and each subject is furthermore subdivided into units according to the given chapters of the subjects. The 10th class chemistry subject also designed on the same pattern as mentioned above including the short questions and its answers too. Here a student easily remember the key points of every subject easily and it will help the students not only in the exams but also later on his/her educational career as well.
This website gives student a brilliant chance to get prepare for their board exams through this online preparation method and definitely it helps in time management process during the exams periods, in short this website provides their matric students a genuine online preparation method for board exams it will help the students in all means.
10th Class Chemistry Preparation
10th Class English Medium Subjects
10th Class Urdu Medium Subjects
Online Short Questions For Chapter 6 "10th Class Chemistry English Medium Chapter 14 Preparation "
Try The Short Questions For 10th Class Chemistry English Medium Chapter 14 Preparation
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Total Questions10
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Available Sets9
Chemistry - 10th Class Chemistry English Medium Chapter 14 Preparation
Question # 1
What is water pollution ?
- Ans 1: Water pollution is contamination of water bodies e.g lakes , rivers , oceans and ground water . Water pollution occurs when pollutants are discharged directly or in directly into water bodies without adequate treatment to remove harmful compounds
Prepare Complete Set Wise Questions For Chapter 6 "10th Class Chemistry English Medium Chapter 14 Preparation "
10th Class Chemistry English Medium Chapter 14 Preparation - Set 1
Question # 1
What is water pollution ?
- Ans 1: Water pollution is contamination of water bodies e.g lakes , rivers , oceans and ground water . Water pollution occurs when pollutants are discharged directly or in directly into water bodies without adequate treatment to remove harmful compounds
10th Class Chemistry English Medium Chapter 14 Preparation - Set 2
Question # 1
What do you mean by boiler scales ? How are they removed ?
- Ans 1: Hard water is unfit for use in stem engines ,boilers and turbines because insoluble calcium and magnesium salts deposit inside . They are called scales They are bad conductors of heat and hence more fuel is used . Insoluble calcium and magnesium sulphates not only reduce the efficiency of the engine but also cause the boiler to burst . They can be removed by using HCL
10th Class Chemistry English Medium Chapter 14 Preparation - Set 3
Question # 1
Define green house effect.
- Ans 1: CO2 forms a layer around earth that absorbs the infrared radiations emitted by earth surf heating up atmosphere, called green house effect.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 4
Question # 1
Which forces are responsible for dissolving polar substances in water ?
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Ans 1: Water is the universal solvent because it can dissolve almost all the minerals . Its ability to dissolve substances is because of two unique properties of water1: Polarity of water molecule2: Exceptional hydrogen bonding ability
10th Class Chemistry English Medium Chapter 14 Preparation - Set 5
Question # 1
Name three primary air pollutants
- Ans 1: Ans: These are oxides of sulphur (SO2 and SO3 ); oxides of carbon (CO2 and CO); oxides of nitrogen (specially nitric oxide NO); hydrocarbon (CH4 ); ammonia and compounds of fluorine.
10th Class Chemistry English Medium Chapter 14 Preparation - Set 6
Question # 1
Why water is universal solvent give with two unique properties as a reason
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Ans 1: Water is a universal solvent because it can dissolve almost al the minerals . Its ability to dissolve substances is because of two properties of water1: Polarity of water molecule2: Exceptional hydrogen bonding ability
10th Class Chemistry English Medium Chapter 14 Preparation - Set 7
Question # 1
What is hepatitis ?
- Ans 1: It is liver inflammation commonly caused by one of five viruses called hepatitis A,B,C,D and E . Hepatitis A and E can be transmitted by contaminated water
10th Class Chemistry English Medium Chapter 14 Preparation - Set 8
Question # 1
Define water born diseases
- Ans 1: Diseases that spread because of drinking pollutes water or eating food prepared with polluted water are called waterborne infectious disease
10th Class Chemistry English Medium Chapter 14 Preparation - Set 9
Question # 1
How water used as a cleansing agent in industries causes pollution .
- Ans 1: Water used as cleaning agent in industries is directly discharged out . This water contains all kinds of toxic chemicals and detergents
10th class Chemistry Chapter 14 Preparation
Here you can prepare 10th chemistry chapter 14 online Short Questions Preparation Unit 14 (Atmosphare). Click the button for 100% free full practice test.
