Biology CXC Paper 1 Practice Questions

by Powell

 

This quiz outlines information on living organisms, including their physical structure, chemical processes, molecular interactions, physiological mechanisms, development and evolution.

 
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#1. What does Hyperplasia means?

#2. The most highly intelligent mammals are?

#3. Night blindness is cause by lack of which vitamin?

#4. What does DNA ligase do during DNA replication?

#5. Which one of the following characteristics is not necessary in order for an object to be considered living?

#6. which vitamin is provided by sunlight to the body?

#7. From what plant was paper originally made?

#8. Allantios of Embryo helps in

#9. Plants that grow under average temperature and moisture are called?

#10. Which of these animals is jaw-less?

#11. one of the best solution to get rid of non-biodegradable wastes is?

#12. Which blood group is called the “universal donor”?

#13. Plant bends towards the source of light on account of the movement of curvature known as

#14. The most healthy edible oil for the heart is ?

#15. The number of chromosomes in Down’s syndrome is

#16. Phloem is a tissue found in?

#17. Pigmentation of skin is due to

#18. Outside the Nuclei DNA is found in

#19. Nuclear transfer was the cloning technique used to produce the sheep, Dolly. Which best describes nuclear transfer?

#20. Aranelogy is

#21. Which veins bring clean blood from the lungs to the heart?

#22. Xenobiotics which are inherently resistant to microbial attack are called as ?

#23. The deficency of which of the following leads to dental caries?

#24. Oxygen in our blood is transported by a protein named

#25. which of the following part of the human brain is the regulating centre for swallowing and vomitting?

#26. During sleeps the human blood pressure?

#27. Healing of wounds is hastened by vitamin?

#28. kwashiorkor is caused by the lack of ________________ in the diet?

#29. What is the name of the male sex hormone called?

#30. The most abundant tissues of our body are?

#31. Norepinephrine increases

#32. why Plants are killed in winter by frost

#33. Which best describes why an allele is recessive?

#34. In a population of long-tailed weasels in central Missouri, individuals that turn white in the winter are rare. Individual weasels that turn white in winter are much more common in the northern part of the weasel’s range. This appears to be an example of:

#35. Alfa toxins are produced by ?

#36. Male mosquitoes take their food from

#37. Iodine test is used to detect ?

#38. Ecosystems consists of

#39. A mutlicellular organism which is reproduces by budding is

#40. The immunity caused by the B-Lymphocytes is called?

#41. Reproduction is important for living organisms in order to

#42. What sensory function do the ears provide other than hearing?

#43. The maximum fixation of solar energy is done by?

#44. The sleeping sickness is caused by?

#45. Ordinary table salt is sodium chloride. What is baking soda?

#46. What does ‘Corpus Luteum ‘ secrete?

#47. Movement of cell against concentration gradient is called?

#48. which of the following types of organism does mushroom belongs?

#49. A set of ideas that explain a broad set of observations is a:

#50. BCG Vaccination Bacillus Calmette Guerine is injected to get immunity from

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