Life Processes

Bihar Board Class 10 · Science · 67 past questions

1. Q1 2026

   Amoeba takes in its food by

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2. Q2 2026

   In which part of the alimentary canal is the digestion process completed ?

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3. Q3 2026

   An example of saprophyte is

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4. Q4 2026

   Bile juice is secreted from

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5. Q5 2026

   The main respiratory organ of fish is

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6. Q6 2026

   What is called cellular fuel ?

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7. Q7 2026

   Fermentation process is found in

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8. Q8 2026

   What is blood ?

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9. Q9 2026

   The human heart is a part of which system ?

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10. Q10 2026

    Which of the following is water-conducting tissue in plants ?

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11. Q11 2026

    The main function of kidney is

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12. Q12 2026

    Plant wastes are stored in the

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13. Q13 2026

    The excretory substances of plants are

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14. Q14 2026

    Which of the following is formed by the breakdown of amino acid ?

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15. Q15 2025

    Bile juice is secreted by

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16. Q16 2025

    What is the function of the villi located in small intestine ?

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17. Q17 2025

    The posterior part of the oral cavity is

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18. Q18 2025

    The basic source of oxygen in photosynthesis is

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19. Q19 2025

    Which of the following is known as the 'energy currency' of the cell ?

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20. Q20 2025

    Xylem in plant is responsible for

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21. Q21 2025

    Apart from plasma, which of the following is found in blood ?

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22. Q22 2025

    Double circulation is not found in

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23. Q23 2025

    From where does urea enter the blood ?

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24. Q24 2025

    Where does glucose reabsorption occur ?

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25. Q25 2025

    The mechanism for removing harmful substances formed as a result of various activities from the body is called

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26. Q26 2025

    Which type of reaction is respiration ?

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27. Q27 2025

    Peptic ulcer can be caused by

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28. Q28 2024

    Which mode of nutrition is found in fungi?

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29. Q29 2024

    Which disease is related to respiratory system ?

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30. Q30 2024

    Which part of the food is digested in buccal cavity ?

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31. Q31 2024

    Latex is found in

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32. Q32 2024

    Duodenum is a part of

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33. Q33 2024

    In human beings, nasal cavity, larynx, trachea and lungs combine to form

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34. Q34 2024

    In plants, xylem is responsible for

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35. Q35 2024

    An example of parasitic plant is

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36. Q36 2024

    Which among the following is responsible for clotting of blood ?

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37. Q37 2024

    Which type of nitrogenous wastes is excreted by living organisms ?

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38. Q38 2023

    Which one of the following proteins is responsible for the red colour of blood ?

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39. Q39 2023

    The colour of chlorophyll pigment is

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40. Q40 2023

    The hardest part of the teeth is

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41. Q41 2023

    Mushroom is

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42. Q42 2023

    Which mode of nutrition is found in fungi ?

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43. Q43 2023

    How many chambers are found in human heart?

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44. Q44 2023

    The pores of the stomata are surrounded by which of the following?

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45. Q45 2023

    Which gas is liberated during respiration?

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46. Q46 2023

    What is liberated by complete oxidation of glucose?

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47. Q47 2023

    Which solution is used to test the presence of starch?

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48. Q48 2023

    Rate of photosynthesis is dependent on which factors?

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49. Q49 2023

    Which pigment makes the colour of urine yellow?

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50. Q50 2023

    Bile juice is secreted by

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51. Q51 2020

    To which of the following is human kidney related ?

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52. Q52 2020

    The green colour of plants is due to the presence of

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53. Q53 2020

    Excretory substance in plants is

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54. Q54 2020

    How many pairs of spiracles are found in cockroach ?

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55. Q55 2020

    Photosynthesis takes place in

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56. Q56 2020

    Transportation of carbohydrate through phloem tissues takes place in the form of

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57. Q57 2020

    Most of the nutrition in an amoeba is

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58. Q58 2020

    Who has the fastest heartbeat ?

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59. Q59 2020

    Which type of nitrogenous wastes is excreted by living organisms ?

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60. Q60 2019

    Which type of mode of nutrition is found in fungi?-

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61. Q61 2017

    Responsible for clotting of blood-

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62. Q62 2017

    Structural & functional unit of kidney is called

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63. Q63 2017

    Conduction of water in algae is due to-

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64. Q64 2017

    An adult human has .............. teeth in mouth.

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65. Q65 2016

    Essential for autotrophic nutrition is

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66. Q66 2016

    The largest gland of human body is

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67. Q67 2015

    Ethyl alcohol is formed in which type of respiration ?

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