10th Class Chemistry Chapter 4 English Medium Online MCQ Test With Answer
The chapter 4 of 10th class chemistry is really important and the mcqs from this chapter often comes in the chemistry board exams. That why we are allowing candidates to prepare for their chemistry board exam by attempting our class 10 chemistry chapter 3 mcqs online test. Students don’t have to pay anything to attempt our online mcqs test. Also students can attempt this online mcqs from the comfort of their homes. This test will save students a lot of time because the checking process of our online testing system is automatic you don’t have to wait for days to get your test result unlike manual checking. This online mcqs test has been prepared by our qualified teachers. To start your online mcqs test, just press the 'Start Chapter 4 test' button from this page.
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Answer each of the Chapter 4 MCQs one by one.
You will have 20 minutes to complete the entire test, which consists of 15 multiple-choice questions.
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Solved MCQs File:
Additionally, we have provided a PDF file containing solved MCQs for Chapter 4 of 10th class Chemistry on this page. These chemistry class 10 ch 4 hydrocarbons solved mcqs have been specifically prepared by our skilled teachers and are very likely to appear in the 10th class chemistry board exams. Students can easily view and download the file to their computer, laptop, or mobile phones, ensuring they are well-prepared to score good marks in our online MCQs test.
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10th Class (English Medium)
Chemistry (New Book)
Chapter 17
Important MCQ's
Sr.#
Question
Answer
1
What process do enzymes catalyze to ripen fruits.
A. Freezing the fruit tissue
B. Conversin of starches into sugars
C. Conversio fo sogars into starches
D. Increasing the oxygen content
2
Which of the following statements is correct.
A. Collisions with energy equal to or greater than the activation energy lead to reaction.
B. Collision frequency is not related to the reaction rate.
C. All collisions lead to a reaction
D. Collisions with energy less than the activation energy lead to the reaction.
3
If the reactants posses an energy higher than the activation eneryg, then the reaction will be
A. Slow
B. Fast
C. Not affected
D. Instantaneous
4
The numebr of collision per unit volume of the reaction mixture is called.
A. Collision energy
B. Activation energy
C. Collision frequency
D. Collision force
5
Which form of a solid reactant will react the fastest with a liquid.
A. Finely divided powdered
B. A few medium sized lumps
C. One large crystal
D. A flast sheet of the solid.
6
Dissolving ammonium chloride in water makes the container feel cold. This is example of a/an
A. Fast reaction
B. Activation reaction
C. Endothermic reaction
D. Exothermic reaction
7
Which gas production rate can be monitored to determine the best time for fruit harvasting.
A. Ethene
B. Nitrogen
C. Hydrogen
D. Carbon monoxide
8
Enzymes are best described as.
A. Products of spoilage
B. Biological Catalyst
C. Inorganic reactants
D. temperature inhibitors.
9
What happens to the concentration of products as a reaction moves toward completion.
A. It stays constant
B. It decreases
C. It increases
D. It becomes zero
10
Which types of reactions releases heat energy into the surroundings.
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Tabeena
24 Sep 2017I want my mcqs result
rimsha kanwal
14 Dec 2016i want question type test