Micro Organisms - Section 1 | Multiple Questions and Answers

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Micro Organisms - Section 1 Multiple Questions and Answers.

26.	. All of the following are features of prokaryotes except

	A.	nitrogen fixation
	B.	photosynthesis
	C.	sexual reproduction
	D.	locomotion

27.	Which of the following structures is the smallest?

	A.	Which of the following structures is the smallest?
	B.	Hydrogen atom
	C.	Bacterium
	D.	Mitochondrion

28.	Which of the following is/are included in Kingdom Prokaryotae?

	A.	Bacteria
	B.	Protozoa
	C.	Fungi
	D.	All of these

29.	Which of the following may account for the small size of the cells?

	A.	The rate of diffusion
	B.	The surface area/volume ratio
	C.	The number of mRNAs that can be produced by the nucleus
	D.	All of the above

30.	Genetic and biochemical similarities between contemporary cyanobacteria and eukaryotic chloroplasts are accepted to mean that

	A.	eukaryotes evolved from bacteria
	B.	eukaryotes evolved from archaea
	C.	oxygenic photosynthesis first evolved in eukaryotes
	D.	cyanobacteria arose from chloroplasts which escaped from plant cells

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