PISA BASED ASSERTION AND REASON TYPE QUESTIONS SUBJECT SCIENCE CLASS :- 10 (TEST SERIES :- 3)

CLASS IX, X , XI , XII , NEET and JEE 

 

PISA BASED ASSERTION AND REASON                       TYPE QUESTIONS

                           CLASS :- 10

                                          TEST SERIES :- 3

1. . Assertion : Combustion reaction (burning of coal)are also called exothermic oxidation reactions.
 Reason : in this reaction oxygen is added and heat energy is released .

(i) Both assertion and reason are true and the reason is the correct explanation of assertion
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion
(iii) Assertion is true but the reason is false
(iv) Both assertion and reason are false
((v) Assertion is false but reason is true.

... Answer is i)
(i) Both assertion and reason are true and the reason is the correct explanation of assertion "

2. Assertion : Sodium and potassium is stored under kerosene . 

Reason : Sodium and potassium are more reactive metals

(i) Both assertion and reason are true and the reason is the correct explanation of assertion
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion.
(iii) Assertion is true but the reason is false.
(iv) Both assertion and reason are false
(v) Assertion is false but reason is true

... Answer is i)
(i) Both assertion and reason are true and the reason is the correct explanation of assertion".

 3. Assertion : Aluminium oxide is an amphoteric oxide . 
Reason : aluminium oxide react with acid as well as base to form salt and water. :

(i) Both assertion and reason are true and the reason is the correct explanation of assertion.
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion
(iii) Assertion is true but the reason is false.
(iv) Both assertion and reason are false.
(v) Assertion is false but reason is true

... Answer is i)
. (i) Both assertion and reason are true and the reason is the correct explanation of assertion.".

4. Assertion :Isotope have same atomic number . 

Reason : Isotope have same atomic number and have similar chemical properties. :

(i) Both assertion and reason are true and the reason is the correct explanation of assertion
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion.
(iii) Assertion is true but the reason is false
(iv) Both assertion and reason are false
(v) Assertion is false but reason is true.

... Answer is i)
(i) Both assertion and reason are true and the reason is the correct explanation of assertion ".

5. Assertion : Isobar have same atomic mass .
 Reason : Isobar have same atomic number and have similar physical properties .

(i) Both assertion and reason are true and the reason is the correct explanation of assertion.
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion
(iii) Assertion is true but the reason is false
(iv) Both assertion and reason are false.
(v) Assertion is false but reason is true.

... Answer is iii)
(iii) Assertion is true but the reason is false".

6. Assertion : Non metallic character decrease across period .
 Reason : non metal are electronegative elements ..

(i) Both assertion and reason are true and the reason is the correct explanation of assertion
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion
(iii) Assertion is true but the reason is false.
(iv) Both assertion and reason are false.
(v) Assertion is false but reason is true.

... Answer is i)
(i) Both assertion and reason are true and the reason is the correct explanation of assertion ".

7. Assertion : Magnesium hydroxide is used in and Antacid medicine .
 Reason : It is a mild basic which neutralize the acidity of gastric juice.

(i) Both assertion and reason are true and the reason is the correct explanation of assertion
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion
(iii) Assertion is true but the reason is false
(iv) Both assertion and reason are false
(v) Assertion is false but reason is true.

... Answer is i)
(i) Both assertion and reason are true and the reason is the correct explanation of assertion".

8. Assertion : Bleaching powder has a strong smell of chlorine reason. 
Reason : Bleaching powder is a white powder when its react with watwr its produce chlorine gas.

(i) Both assertion and reason are true and the reason is the correct explanation of assertion.
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion
(iii) Assertion is true but the reason is false
((iv) Both assertion and reason are false
(v) Assertion is false but reason is true.

... Answer is i)
(i) Both assertion and reason are true and the reason is the correct explanation of assertion.".

9. Assertion : Ethane is an unsaturated hydrocarbon reason .
 Reason : Ethane content carbon single Bond .

(i) Both assertion and reason are true and the reason is the correct explanation of assertion
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion.
(iii) Assertion is true but the reason is false
(iv) Both assertion and reason are false.
(v) Assertion is false but reason is true.

... Answer is v)
(v) Assertion is false but reason is true.".

10. Assertion : Phosphorus is stored under water .
 Reason : Phosphorus is non metal and highly reactive in air .

(i) Both assertion and reason are true and the reason is the correct explanation of assertion
(ii) Both assertion and reason are true and the reason is not the correct explanation of assertion.
(iii) Assertion is true but the reason is false.
(iv) Both assertion and reason are false.
(v) Assertion is false but reason is true..

... Answer is i)
(i) Both assertion and reason are true and the reason is the correct explanation of assertion".

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