Answers The excretory product in protozoans is The excretory product in protozoans is A. amino acid B. uric acid C. ammonia D. urea Correct Answer: Option C Explanation
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Answers Public corporations are established mainly to Public corporations are established mainly to A. offer free services B. make profit for government C. provide jobs… Read More
Answers (i) List two elements which react with steam at red heat to produce hydrogen. (ii)… (a)(i) List two elements which react with steam at red heat to produce hydrogen. (ii) Explain why an… Read More