QUESTIONS UNLIMITED

168 (10) Finish this famous sentence, “That's one small step for a man . . .” Ans. “ . . . one giant leap for mankind.” 169 (20) A simple organism is made up of algae and fungi cells living together. It is found in arctic and tundra regions. Its main living spaces are rocks and trees. What is it called? Ans. Lichen. 170. ................
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