Quiz_2 - are undifferentiated embryonic cells, and plants...

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Title: Quiz 2 Assign To: BIOL 1002 - 004 Name: DeRoche, Lauren M Due Date: 02/18/2008 Note: Due Date is at midnight. Password: pus
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Questions Question 1: Which one of the following lacks xylem and phloem? (Chapter 21: the nonvascular plants, aka bryophytes lack vascular tissue) Points Worth: 1 gymnosprems bryophytes angiosperms roses Question 2: The energy required to move water up a tree from the roots to the shoots comes from "sweating" at the leaves. Points Worth: 1 True False Question 3: Root hairs are specialized epidermal cells that Points Worth: 1 increase photosynthesis allow plants to walk increase respiration increase water uptake Question 4: The epidermis of a plant root has _________ and ________ waxy cuticle. Points Worth: 1 thick cells; a thick thin cells; no thick cells; no thin cell; a thick
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Question 5: The phloem flow in one direction (unidirectional). Points Worth: 1 True False Question 6: Humans have stem cells that
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Unformatted text preview: are undifferentiated embryonic cells, and plants have meristems that are found in Points Worth: 1 the tip of the shoot the tip of the root the leaves A and B Question 7: Plasmodesmata are Points Worth: 1 special transporters in flowers stomata found on leaf hairs are connections between cells excellent fried Question 8: Which of the following characteristics do the angiosperms share? (Chapter 21: angiosperm are flowering seeded vascular plants) Points Worth: 1 they are land plants they have xylem and phloem they make seeds all of the above Question 9: The xylem of vascular plants are composed of: Points Worth: 1 vessels elements tracheids sclerenchyma all the above Question 10: Some of the hardest plant materials (pits, shells. ..) are composed of special living cells called sclerenchyma (Chapter 24: they are dead organisms) Points Worth: 1 True False...
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This note was uploaded on 09/22/2009 for the course BIOL 1002 taught by Professor Pomarico during the Spring '08 term at LSU.

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Quiz_2 - are undifferentiated embryonic cells, and plants...

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