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Unfortunately, Mr. M. Subramanian, who maintained this website lost his battle to cancer and passed away in July, 2019. The database has over 50,000 questions. If you are interested in purchasing the website/database, please reach out using the form here.
Khub.info Learn TNPSC exam and online pratice
Q1. Kwashiorkor and Marasmus diseases are caused by the deficiency of ....................
Q2. ....................glands secretes tears.
Q3. Ecdysone is a/an.......................
Q4. ...................is used for hearing the sound of the heart.
Q5. The vestigeal vermiform appendix in human being is attached to...................
Q6. Overhanging the mouth of earthworm is a fleshy lobe called
Q7. All the segments of the earthworm have bristle like structures called ....................
Q8. The excretory organ of the earthworm is .....................
Q9. Columba Livia is the zoological name for ..................
Q10. .....................is present on the dorsal side of the pigeon's tail.
Q11. Erythrocytes are also known as ....................
Q12. Thin transparent membrane that covers the eye externally is called as ....................
Q13. Which of the following changes soluble fibrinogen into insoluble fibrin?
Q14. Unfertilized eggs are laid by..................
Q15. The movement of organism from its own environment to a new environment is known as ..............
Q16. In which of the following sites of the human body, fertilization takes place?
Q17. Flow of energy in an ecosystem is..................
Q18. The early division of Zygote is called as.........................
Q19. Goose berries are rich in Vitamin ....
Q20. Deficiency of Vitamin ...... can be prevented by exposing the body to sunlight.
Q21. Honey consists of ................% water.
Q22. Pigeon Chest and bow-legs are the symptoms of which of the following diseases?
Q23. All living thins form the ..............
Q24. A diet with all the nutrients in required composition is known as..................
Q25. Sickle Cell anaemia affects ........................
Q26. Edward Jenner used ....................to prepare vaccine.
Q27. A} Cow pox reappeared in 1796. B} Edward Jenner invented vaccination for small pox.
Q28. Bilirubin is a pigment found in which of the following?
Q29. The earthworm is a ...................
Q30. In one cubic mm of blood approximately WBCs are present
Q31. The body of the pigeon is ...........shaped.
Q32. Which of the following are disc shaped cells? A)Erythrocytes B) Red Blood Corpuscles C) White Blood Corpuscles
Q33. One cubic mm of blood contains approximately ..........................RBCs.
Q34. Nitrogenous wastes like Urea and ammonia are excreted through the ...................
Q35. The outer region of the cerebrum is known as ............
Q36. ..................is at the posterior end of the brain.
Q37. The male reproductive system of human consists of ..........
Q38. There are no sensory cells in the ...........spot of the retina.
Q39. ................is the male reproductive gamete.
Q40. .............controls the heart beat and respiration.
Q41. What type of action take place during emergency to protect the body?
Q42. The space between the cornea and the lens is filled with...............
Q43. Head, body and the limbs develop within ...........weeks of fertilization.
Q44. Fat is broken down into fatty acids and ...................., during digestion.
Q45. ..................contains elements carbon, hydrogen, oxygen, nitrogen, phosphorous and sulphur.
Q46. The Carnivores animals whose diet are other animals, are known as
Q47. Of the following which one eats away the caterpillars which are the major destroyers of plants?
Q48. Tuberculosis, pneumonia, cholera etc., are caused by ............
Q49. Continuous bleeding is called as ................
Q50. Patients with Turner's syndrome have only ...............chromosomes.