Post Utme Past Questions For Unn

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asked Aug 2 in Programming by dinghywrist40 (670 points)
Question 12. In bony fishes, the swim bladder is used for<br />(A) adjusting the weight of the fish when swimming at different levels.<br />(B) extracting oxygen from water which enters the mouth of the fish.<br />(C) equalizing fluid pressures between the fish and the surrounding water.<br />(D) absorbing more water when the fish is about to descend to a lower level<br /><br />Question 13. The theory that new organs or characteristics develop in organisms when there is a need for them<br />was postulated by<br />(A) Charles Darwin<br />(B) Wallace<br />(C) Lean Lamarck<br />(D) Gregor Mendel<br /><br />Question 14. Ribosomes are   found in all living cells. What is their function?<br />(A) cellular respiration<br />(B) synthesis of proteins<br />(C) excretion of waste products<br />(D) intracellular transport<br /><br />Question 15. Which of the following is NOT a function of the nucleus of a cell?<br />(A) It controls the life processes of the cell<br />(B) It translates genetic information for the manufacture of proteins<br />(C) It stores and carries hereditary information<br />(D) It is a reservoir of energy for the cell<br /><br />Question 16. Plants that are adapted to grow in dryland where water content is low are<br />(A) <a href="https://examkits.com/jamb">post utme cut off mark for unilag</a> Halophytes<br />(B) Hydrophytes<br />(C) Xerophytes<br />(D) Mesophytes<br /><br />Question 17. What happens to a man whose pancreas has been surgically removed?<br />(A) the level of blood sugar would increase<br />(B) the glycogen content of the liver would increase<br />(C) his blood pressure would decrease<br />(D) his weight would increase appreciably<br /><br />Question 18. The hereditary factor of the material for inheritance is<br />(A) organ<br />(B) sex<br />(C) gene<br />(D) ovum<br /><br />Question 19. The random way genes recombine during meiosis and fertilization leads to<br />(A) genetic variation<br />(B) phenotype<br />(C) genome<br />(D) genotype<br /><br />More available on https://examkits.com

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