Science Class 8th Notes

Science Class 8th Notes

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Some Science Important MCQs

Comment Their Answer if you can

(ii) When using  electrical appliances  your hands should be. 

(a)  Dry       (c)  Wet   (b)  Dirty     (d)  Wet and clean 

2 Electrons flow easily  through.   

(a)  Iron wire    (b)  Copper wire    (c)  Lead wire     (d)  Zinc wire

(iii) Electrons cannot pass through plastic hence it is.   

(a) Good conductor  (b) Poor conductor   (c) Insulator   (d) None of these 

(iv) The simplest circuits in which all the components are joined together  in one pathway are called. 

(a) Series circuits  (b) Parallel circuits   (c) Horizontal circuits  (d) All of these 

(v) Electrical circuits are controlled by. 

(a) Current   (b) Switch (c) Fuse   (d) Socket 

(i) The best type of soil is.  (a) Clay soil     (b) Loam    (c) Sandy soil   (d) None of these 

(ii) Human is formed by.  (a) Birds   (b) Earthworms   (c) Insects     (d) Microorganism  

(iii) Which type of soil is called hungry soil?   

(a) Loam   (b) Humus   (c) Sandy Soil   (d) Clay Soil 

(iv) The top layer of the soil is. 

(a) Fertile    (b) Non fertile   (c) Useless   (d) None of these 

(v) The subsoil layer of soil found below topsoil is. 

(a) Colourless   (b) Dark coloured (c) Lighter coloured  (d) None of these 

(i) The Helium gas molecules are formed frorm.  

(a) Oxygen gas    (b) Nitrogen gas (c) Hydrogen gas  (d) Carbon dioxide gas 

(ii) An island of stars spinning through space is called.  (a) Galaxy   (b) Milky Way   (c) Sun     (d) Moon 

(iii) Planets move around the.  

(a) Moon   (b) Earth   (c) Sun    (d) Galaxy 

(iv) The number of moons of Jupiter is. 

(a) Ten    (b) Twenty   (c) Thirty   (d) Twenty one 

(v) The number of planets in the solar system is. 

(a) Eight   (b) Seven (c) Nine   (d) Eleven