Std: 6 CHAPTER 1 SCIENCE SEM 1

MAGNET PURVESH SIR (Ph): 9429976149

Q 1 MCQ/Answer in One or two Word:01). In which country was magnet first found? ________________________________02). Which of the following things is attracted by magnet? ___________________________(A) Pencil (B) Plastic (C) Iron nail (D) Stone03). Which of the following is not attracted by magnet? _____________________(A) Needle (B) Glass (C) Pin (D) Nail04). Which of the following metals is not attracted by a magnet? _____________________(A) Aluminium (B) Nickel (C) Iron (D) Cobalt05). What is the shape of a bar magnet? __________________________06). How many poles does a bar magnet have? ______________________07). Which English alphabet is written to show North Pole of a magnet? _____________08). In which direction will a bar magnet, suspended freely, become steady? _____________________________________09). Which instrument is used to ascertain direction? ______________________________10). When like poles of two magnets are brought closer ..(A) attraction takes place (B) repulsion takes place (C) no effect11). When unlike poles of two magnets are brought close (A) attraction takes place (B) repulsion takes place (C) no effect12). In which part of a bar magnet is strong magnetic field (magnetic power) found? _________________________________________________(A) In the middle part (B) near the poles (Both ends of magnet)(C) only near north poles (D) only near south pole13). Which type of magnet is used in magnetic compass? _______________________14). In which region of Greece was magnet first found? _________________________15). What are the both ends of magnet are called? _______________________________16). In which direction does the North pole of a freely suspended bar magnet become steady? _____________________________17). A magnet always has ____________________ poles.18). What is called a magnet in the shape of a rectangular strip? _____________________(A) Cylindrical (B) Horseshoe (C) Bar (D) Needle19). Which of the following thing is not attracted by a magnet? _______________________(A) Needle (B) Nail (C) Key (D) Pencil20). How many poles are there in a magnet? ___________________________________(A) One (B) Two (C) Three (D) Four21). Unlike poles of magnets attract each other. ____________________________(A) Statement is true (B) Statement is false(C) We cannot say anything about it (D) Both (A) & (C)22). Magnets attract substance made from ____________________________.(A) Nickel (B) Cobalt (C) Iron (D) All23). Magnetic power at both ends of magnet is ___________________________.(A) less (B) more (C) neutral (D) none24). Repulsion is the real test of a ____________________________.(A) magnet (B) iron (C) cobalt (D) nickel25). Like poles ____________________________ each other 26). Unlike poles ________________________________ each other.27). The end of magnet aligned in north direction (N) is called ________________________28). ____________________________ poles repel each other.29). ____________________________ poles attract each other.

Q 2 Define:(1) Magnetism: _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________(2) North Pole: _________________________________________________________________________________________________________________________________________________________ (3) South Pole: ________________________________________________________________________________________________________________________________________________________ (4) Magnetic Poles: _____________________________________________________________________________________________________________________________________________________Q 3 From which place was magnet first found?__________________________________________________________________________________________________________________________________________________________________________Q 4 Name different types of magnet._____________________________________________________________________________________ __________________________________________________________________________________________________________________________________________________________________________Q 5 When does two magnets repel?_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Q 6 What is a magnet?_________________________________________________________________________________________________________________________________________________________________________

1). Which of the following organisms does not show locomotion? _________________(A) Snake (B) Mosquito (C) Cat (D) Rose plant2). Which of the following characteristics does a frog possess? ________________(A) Respiration (B) Locomotion (C) Sensation (D) All of the given3). Which of the following characteristics Asopalav (Ashoka) tree does not possess? ____________________________________(A) Respiration (B) Locomotion (C) Sensation (D) Reproduction4). Which of the following characteristics does a book possess? __________________(A) Respiration (B) Locomotion (C) Reproduction (D) None of these5). Which is the respiratory organ of the plant? ____________________________6). Flower of which plant bend down at evening? ___________________________7). Leaves of which plant show sensation to touch? _________________________8). Flowers of which plant blossom only at night? ___________________________9). Which characteristics of living does not possess by plants? _________________ 10). Which gas is taken in by a plant during respiration? ______________________11). Which gas is used by plants for the process of photosynthesis? ________________12). Which gas does the plant release during respiration? ______________________13). Which gas is released by plants during photosynthesis? ____________________14). Which gas do we expel (breathe out) during respiration? ___________________15). Which gas makes supernatant of limewater milky? __________________________16). Flower of which plant remains towards the sun? ________________________17). Which Indian scientist has proved that music effects the growth of plants? ___________________________________________18). Which organ helps in the process of respiration? _______________________________