1) Glowing bulb is non luminous object a) False b) True 2) Which of these statements are correct a) Light travels in a straight line b) Light speed is 3,00,00,00 c) Honey is translucent object d) Shadow is formed by an opaque object 3) The principal on which a pinhole camera works a) Mirror b) Rectilinear propogation of light c) Sun glasses d) Led light 4) In lunar eclipse,the a) Sun comes between the earth and the moon b) Moon comes between the sun and the earth c) Earth comes between the moon and the sun d) None of above 5) The bouncing back of light rays from a shiny surface a) Reflection b) Refraction c) Inclined ray 6) Shadow is formed when the light is blocked by a) Transparent object b) Translucent object c) Luminous object d) Opaque object 7) A CFL is a _____ source of light a) Man made b) Natural 8) _______objects allow light to pass through them a) Transparent b) Translucent 9) An object placed in front of a mirror has its ______formed in it a) Luminous b) Opaque 10) You can see _____eclipse with the naked eye a) Solar b) Lunar 11) A shadow is the ______area formed by an opaque______object a) Dark b) Light 12) Choose right luminous organism a) Firefly,earthworm, jellyfish lion b) Firefly, glowworm, jellyfish, Zebra lionfish c) Butterfly,earthworm,octupus,zebra d) Lion,tiger,fish,zebra 13) Leaves are modifies into spines in a) Cactus b) Rose c) Lotus d) Bougainville 14) Large and pointed canines are used for a) Biting the food b) Holding the prey c) Cracking the nuts d) Tearing the flesh 15) Which of these is found in mountain a) b) c) d) 16) Find mountain a) b) c) d) 17) Which of these is not a temprate forest a) b) c) d) 18) Which is the fastest travelling source of energy a) T.V b) DC motor c) Light 19) The _______is the ultimate source of light on the earth a) Light b) Glowing bulb c) Lamp d) Sun 20) Bacteria and fungi are_______ a) Consumer b) Decomposer c) Producer

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