FORM THREE BIOLOGY TOPICAL QUESTIONS WITH ANSWERS
CHAPTER : 5  EXCRETION
1

Which of the following is a metabolic waste product?

  1.  Tears
  2.  Saliva
  3.  Mucus
  4.  Faeces
  5.  Urine
Choose Answer :


2

The breakdown of glycogen into glucose in the body is due to the action of:

  1.  insulin
  2.  adrenaline
  3.  secretion
  4.  glucagon
  5.  gastric
Choose Answer :


3

Bowmans capsule is found in which of the following organs?

  1.  Liver
  2.  Pancreas
  3.  Kidney
  4.  Spleen
  5.  Heart
Choose Answer :


4

Which of the following is not an excretory product in plants?

  1.  Tannins
  2.  Carbon Dioxide
  3.  Urea
  4.  Calcium oxalate
  5.  Latex
Choose Answer :


5

An individual who is riding a bicycle can waste a lot of water through sweating. Which of the following organs is responsible for the water loss?

  1. Stomach 
  2. Kidney 
  3. Skin 
  4. Liver 
  5. Lungs
Choose Answer :


6

Which of the following is the excretory organ in human?

  1. Mouth 
  2. Kidney 
  3. Pancreas 
  4. Stomach 
  5. Anus.         
Choose Answer :


7

The kidney in animals is mainly responsible for

  1.  excretion
  2.  digestion
  3.  transportation
  4.  respiration
  5.  absorption.
Choose Answer :


8

Bowmans capsule in the kidney functions as a

  1.  filter
  2.  sanction
  3.  transmitter
  4.  sponge pump
  5.  absorber
Choose Answer :


9

  Consider that you are a medical doctor and you have received a patient whose investigation has diagnosed kidney stones. Suggest to the patient three possible causes and three control measures for kidney stones.

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10

With the aid of a well labelled diagram, describe the urinary system and explain the process of urine formation in human beings.

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11

Briefly explain the importance of the four excretory products of plants.

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12

How do plants get rid of excretory products? Briefly explain three ways.

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13

How is the human urinary system adapted to perform its roles effectively'? Give four points.

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