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Monday, 22 June 2026
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Biology Past Questions and Answers

Biology Questions

Question 601:
In dicotyledonous stem, each companion cell is founded beside the
  • A Endodermal cell
  • B Xylem vessel
  • C Sieve tube
  • D Pericyclic fibre
View Answer & Explanation
Question 602:
If a healthy potted plant is continuously kept in dim light
  • A The rate of respiration may equal that of photosynthesis
  • B More carbondioxide and water are taken in
  • C Respiration may be halted
  • D The volume of oxygen released increase
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Question 603:
The pancreatic juice contains the enzymes amylopsin,
  • A Pepsin and trpsinogen
  • B Rennin and steapsin
  • C Steapsin and trypsinogen
  • D Steapsin and ptyalin
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Question 604:
Aged erythrocytes are dissolved in the
  • A Pancreas
  • B Liver
  • C Lymph nodes
  • D Kidney
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Question 605:
The seedlings in rice field were found to have thin lanky growth with reddish leaves and poor root development. This is because the soil lacks
  • A Sulphur
  • B Phosphorus
  • C Potassium
  • D Iron
View Answer & Explanation