Grade 7 Science MCQ Challenge

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Engaging Grade 7 science questions.

isuru umesha

United States

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Grade 7 Science MCQ Challenge


Grade 7 Science MCQ ChallengeVersion en ligne Engaging Grade 7 science questions. par isuru umesha 1 Which seed is dicotyledonous? a Maize b Green gram c Paddy d Arecanut 2 The paper sticks to the pen due to generation of? a Kinetic energy b Direct current c Static electric charges d Chemical energy 3 Which source primarily generates Alternating Current (AC)? a Voltaic cell b Electric cell c Dynamo d Lead-acid accumulator 4 Phenolphthalein changes color from? a Blue to Red b Colourless to Pink c Red to Blue d Red to Yellow 5 Which animal is an invertebrate? a Frog b Hermit crab c Turtle d Dolphin 6 The energy of a moving object is called? a Potential energy b Thermal energy c Kinetic energy d Chemical energy 7 In a thermal power station, the main energy transformation is? a Chemical energy to Electrical energy b Kinetic energy to Chemical energy c Electrical energy to Heat energy d Heat/Thermal energy to Electrical energy 8 Which layer has the greatest recorded thickness? a Core (3500km) b Crust (Land) (Maximum 35km) c Mantle (2900km) d Crust (Ocean) (Maximum 5km) 9 If two plane mirrors form, how many images at 45°? a 5 b 11 c 3 d 7 10 Total magnification of a compound microscope is found by? a Dividing the magnifications b Subtracting the magnifications c Multiplying the magnification of the eye piece by the objective lens. d Adding the magnifications