Biology
Prokaryotes
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#17 Pigeon odour is released from the water bloom of:
A) Slime mold B) Water mold C) Cyanobacteria D) Algae ponds
Answer: C
#18 Food is preserved in the form of glycogen by:
A) Plants B) Animals C) Cyano bacteria D) Both B and C
Answer: D
#19 Bacteria maintain their survival by the formation of:
A) Hormogonia B) Akinetes C) Endospores D) Zygospores
Answer: C
#20 The interval between two successive divisions of bacteria is called:
A) Ecological time B) Population time C) Growth time D) Generation time
Answer: D
#21 Most disease symptoms appear during
A) Lag phase B) Log phase C) Decline phase D) Generation time
Answer: B
#22 Endotoxins are released only when bacteria;
A) Excrete B) Reproduce C) Decline phase D) Stop phase
Answer: C
#23 If in a situation some bacteria infected by a certain phages had somehow developed the ability to make a particular amino acid that was not in their genes before. What would be the possible explanation to this new ability?
A) Introduction B) Transformation C) Transduction D) Conjugation
Answer: C
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