Question

Complete the following sentences-(i)The five main components of food are--------.(ii)Fruits should be washed before peeling because-----.(iii)Calcium is needed for--------.
Q.3 The seeds of X or Y are put in a vessel containing water & kept overnight. The seeds are than removed from water, wrapped in a piece of wet cloth & kept aside for one day. Water is sprinkled on the piece of cloth from time to time. On opening the wrap, it is found that the seeds are converted into Z having tiny white structures. (i)What could the seeds X & Y be ?(ii)What is the general name of Z ?(iii)What are the tiny white structures in Z which grow out of the seeds ?(iv) In what way Z is a more nutritious food than X & Y ?
Q.4(a) Which component of food plays an important role as a solvent in the transport of minerals, digestion of food & excretion of waste products ? (b) Which component of food may be lacking in the diet of following people ? (i) a child suffering from Kwashiorkor.(ii) a person suffering from Scurvy. (iii) a person suffering from Rickets. (iv) a person suffering from Anaemia.
Q.5 Classify the following as Rectilinear, Circular, Periodic or Rotational Motion :(i)The motion of plucked string of a guitar.(ii)The motion of the earth around the sun. (iii)The motion of a cyclist on a straight, plane road.(iv) The spinning of earth on its axis.(v) The motion of the tip of the hand of a clock.(vi) The motion of a striker on the carrom board.
Q.6(a) On the eve of children’s day, the class teachers of Grade 6 have put up a food & drinks stall for children of slum areas. Your class teacher has asked you to get ‘use & throw’ plates, spoon & glasses. What material must have been used to make these use & throw items ?(b) Name the property in which steel & sponge differ from each other ?(c) Which of the following liquids form a ‘single layer’ on mixing- water & kerosene or water & glycerine.
Q.7 Draw a labelled sketch to show the water cycle ?
Q.8(a) Suppose you want to dry your school uniform quickly. Would spreading it near a heater or an angithi help ? Give reason for your answer.(b) Name the agency which provides heat for the evaporation of water from the earth’s surface during water cycle.(c) What name is given to the condition of extreme dryness in an area due to lack of rains for a long period ? Write its one effect ?
Q.9 Write three advantages of classification of objects ?
Q.10 Observe the diagrams given below and answer the related questions.1. (a) Which part of the human skeleton does the picture depict?(b)What is the function of this part?( c) Identify and name parts marked A and B.
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Q.10 2. (a) Identify and label the joint marked ‘A’. (b) What kind of movement does this joint allow?
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please Ask 1 questions not many because we can't answer it ❤️