Q: Which one of the following statements about life processes in single-celled organisms is not correct?
(a)They require separate organ for food uptake.
(b)Separate organ is not needed for respiration.
(c)Waste of excretory material is produced by these organisms.
(d)They remain in contact with external environment.
Correct Answer: (a)
The correct answer is (c): Waste of excretory material is produced by these organisms.. Subject: Science & Technology | Sub-topic: Biology Note: This answer was determined through AI-based research. Verify against the official answer key when available.