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Biology Past Questions and Answers

Jamb 2018 Biology Questions

Question 41:
The yellowish colored liquid component of blood that normally holds the blood cells in suspension is
  • A Serum
  • B Plasma
  • C Water
  • D Thrombocyte
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Question 42:
The function of pith in plant is
  • A Absorb mineral salt and nutrient from the soil
  • B Pith, or medulla, is a tissue in the stems of vascular plants. Pith is composed of soft, spongy parenchyma cells, which store and transport nutrients throughout the plant.
  • C Trap chlorophyll from the sunlight
  • D Removal of waste product from the plant
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Question 43:
A pollutant that is mostly associated with acid rain is
  • A Nitrogen (IV) oxide
  • B Ozone
  • C Flourine
  • D Carbony (IV) oxide
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Question 44:
What is the function of contractile vacuole in paramecium?
  • A Produces Enzymes
  • B Gets rid of excreta
  • C Stores and digest food
  • D Gets rid of excess water
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Question 45:
An organism which exhibit extracellular digestion is
  • A Spirogyra
  • B Paramecium
  • C Amoeba
  • D Rhizopus
View Answer & Explanation