DAV SCIENCE CLASS IV

                                                            QUESTION BANK (TERM-2)                                                 STANDARD-IV    SUB-SCIENCE Q1) Fill in the blanks                                                  [1 mark each] a)       Our body makes vitamin-D in the presence of___________. b)       A bee-hive consists of many six-sided chambers called___________. c)        The silk moth weaves a cover around itself know as_____________. d)       Lac insects usually a grow on ____________trees. e)       Dengue is spread by the ____________ mosquitoes. f)        _______ gram of Fat gives about 18 kilocalories of energy. g)       We need vitamin _________ for good eye-sight. h)       Red colour pigment present in our blood is know as__________. i)         ____________is required for normal growth and development of the body. j)         A sting is located at the _________ of the insect. k)       Water which is clean and fit for drinking is c

Revision A.Q1.which is not a characteristic of insects a)membranous wings b) Six legs c) Body is divided into three parts d) None of these Q2.this is not a social insect a)termite             b) ant    c) honey bee     d) wasp Q3.It is the food of silk worm a)bamboo leaf  b)sugar cane leaf             c)mulberry leaf d)mango leaf Q4.The unfertile female of a bee hives a)       Queen  b) drones            c) Worker            d) none of these Q5.Rearing of silk moth for silk is known as a)       Apiculture           b) sericulture     c)agriculture       d)floriculture Q6.Comb is …………….. Sided figure a)       Three    b) Four                 c)five                     d) Six Q7.The disease that is not spread by mosquitoes a)       chikungunya      b)plague              c)malaria              d) filaria Q8.It is not a feature of spider a)       body is divided into two parts                    b)Four pair of leg             c)six legs             

Revision-2  Topic : Food A.Choose the most appropriate answer 1. Fruits and vegetable are ……………………….. Food.   (a)body-building                    (b)energy-giving                     (c)protective               (d)roughage 2. Excess …………… gets stored under the skin   (a)protein                  (b)vitamin                   (c)fat               (d)roughage 3. …………… is not a nutrient   (a)protein                  (b)vitamin                   (c)fat               (d)roughage 4. Energy –giving foods are……………………………   (a)carbohydrates and vitamins                     (b)carbohydrates and proteins                        (c) Carbohydrates and fats                            (d) protein and fats 5. Deficiency of iodine leads to………………    (a)measles               (b)Goitre                     (c)anemia                    (d)none of these 6. Required for healthy bones (a)calcium &iodine   (b) iron & iodine (c)phosphorous & iron          (d) calcium & p