Plant Structure-Section 1 | Multiple Questions and Answers

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Plant Structure-Section 1 Multiple Questions and Answers.

31.	Which of the following statements about the outer mitochondrial membrane is not true?

	A.	The outer membrane is impermeable to hydrogen ions
	B.	The outer membrane is highly permeable to substances of small molecular weight
	C.	The outer membrane is highly permeable to substances of small molecular weight
	D.	The outer membrane contains porins

32.	Specialized type of peroxisome and the site of glyoxylate pathway in certain plants is known as

	A.	gly-peroxisome
	B.	lysosome
	C.	glyoxysome
	D.	none of these

33.	Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

	A.	Both have their own DNA
	B.	Both have their own ribosomes
	C.	Both strongly resemble prokaryotes, especially in size
	D.	Both can live and function independently of the cell

34.	The fluid matrix of a cell is called the

	A.	nucleus
	B.	cytosol
	C.	cytoskeleton
	D.	endoplasmic reticulum

35.	In plant cells, which of the following is not a function of the large central vacuoles of plant cells?

	A.	Storage of food
	B.	Support
	C.	Contractile regulation of
	D.	Waste storage water content

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