Science Question Bank

Question Bank

Q1.What is the basic components of food that provide us nutrients?

Q2.Give example of certain seeds used as food.

Q3.How will you test the presence of food following nutrients?

a)      Fats       

b)      Starch (Carbohydrates)

c)       Proteins

Q4.Which food is rich source of phosphorus and Potassium?

Q5.State the importance of dietary fibres.

Q6.State the importance of vitamin E in our diet.

Q7.What is essential for the formation of a hormone called thyroxin?

Q8. What do you understand by Scavengers? Give examples.

Q9. What do you understand by ruminants?

Q10. Which one will provide instant energy- a sugary drink or a bowl of rice?

Q11.Give different examples of sugars.

Q12. Which nutrient do we get from honey, rice or banana?

Q13. Why is it suggested not to have food rich in cream, butter, cheese, and junk oily food stuffs?

Q14. Which nutrient/ component of food forms the major portion of our food?

Q15. Name a food constituent other than vitamin D that we need to make our bones and teeth strong.

Q16. Which mineral is needed to keep muscles, brain and nerves healthy?

Q17. Why are vitamins essential?

Q18. In what way does eating fibre rich food or roughage help in weight-loss?

Q19. What are the ripe fruits of the cotton plant known as?

Q20. In which states of India is cotton mainly grown?

Q21. Why do different types of people wear different types of clothes?

Q22. What are the conditions required to grow jute?

Q23.Explain the process of making cotton fibre to fabric.

Q24.What is synthetic fibres.

Q25.Describe how jute is obtained from the jute plant.

Q 26. What is ginning?

Q27.Can you name any products made of jute and coconut fibres?

Q28.What is a cocoon? How is silk obtained from the cocoons?

Q29. Enlist the uses of wool and silk.

Q30. Name some materials made up of leather. 

Q31. What is the significance of the charkha in our country?

Q32. What is classification?

Q33. What is a material?

Q34.What is soluble and insoluble materials? Give examples.

Q35. Why do some metals often loose their shine and appear dull?

Q36. Give examples of three objects that float and sink in water.

Q37. What does the word ` measurement’ means and from where is it derived?

Q38. Name some physical quantities?

Q39. How are rest and motion relative terms?

Q40. Give two examples of modes of transport used on land, water and air.

Q41. Why we cannot use an elastic measuring tape to measure distance?

Q42.Why can a pace or a footstep not be used as a standard unit of length?

Q43. Motion of the earth is a combination of motions. Explain.

Q44.What is the correct way of reading the result on a metre scale?

Q45.Explain the similarities and dissimilarities between the motion of a bus and a fan.

Q46.Can an object have more than one type of motion? Give examples.

Q47. The height of your friend is 1.40 m. Convert it into centimetres, decimeter and millimeters.

Q48.While measuring the length of a knitting needle the reading of the scale at one end is 3.0 cm and at the other end is 33.1 cm. What is the length of the needle?