Most Important MCQs of SCIENCE PART I for SSC Board Examination

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→ The following MCQ as of now covers first 6 chapters of Science I Class 10
→ Each Quiz is of 10 marks only
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Science I – MULTIPLE CHOICE QUESTIONS BASED ON TEXTBOOK

SSC MAHARASHTRA BOARD            CLASS X

Total 10 MCQ here but in board exam 5 will be asked for 5 Marks

1 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

Question Image

2 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

The change in the direction of propagation of light when it passes obliquely from one transparent medium to another is called ………….

(A) dispersion
(B) scattering
(C) refraction
(D) reflection

3 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

The density of water is maximum at ………..

(A) 0 °C           (B) —4 °C           (C) 100 °C           (D) 4 °C

4 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

The number of electrons in the outermost shell of alkali metals is ……….

(A) 1           (B) 2           (C) 3           (D) 7

5 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

The specific latent heat of vaporization of water is ……….

(A) 540 cal/g        (B) 800cal/g
(C) 80cal/g            (D) 54cal/g

6 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

The resistance of a wire is 100 Ω. If it carries a current of 1 A for 10 seconds, the heat produced will be ……….

(A)1000J           (B) 10J

(C) 0.1 J          (D) 10000.J

7 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

In a chemical equation, the ………. are written on the left hand side.

(A) products           (B) reactants           

(C) catalysts           (D) elements

8 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

The halogen which is liquid at room temperature is ………..

(A) fluorine           (B) astetine           

(C) bromine           (D) iodine

9 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

………… heat is needed to convert 1 g of water at 100 °C and at a pressure of one atmosphere into 1 g of steam under the same conditions.

(A) 80 cal           (B) 540 cal          (C) 89 J          (D) 540 J

10 / 10

Select the correct option and write only the alphabet corresponding to the correct option :

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Chapters covered:

1. Gravitation
2. Periodic Classification of Element
3. Chemical reactions and equations
4. Effects of electric current
5. Heat
6. Refraction of light

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