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Chapter 22 Name Date Class 8 Describe the vein pattern on a maple leaf. bm They xylem forms an X shape in the center of a(n) . A eudicot stem B eudicot root C monocot stem D monocot root A simple B palmate C parallel D pinnate 9 What can a grower do to produce plants that are attractive and full of side branches A Pinch off the apical meristem to decrease the amount of auxin. B Pinch off the apical meristems to increase the amount of auxin. C Pinch off the intercalary meristems to increase the amount of auxin. D Pinch off the intercalary meristems to decrease the amount of auxin. bk What can be counted to determine the age of a tree A the number of branches B the number of leaves C the number of roots D the number of annual rings bl What will a poinsettia grower accomplish by providing the crop with 12 to 15 hours of darkness each day A longer time for photosynthesis B colorful bracts C fuller, more attractive plants D decreased transpiration bn What is the water-carrying vasicular tissue in plants that continuously carries minerals dissolved in water from the roots to the leaves A parenchyma B phloem C root hairs D xylem bo What structure increases a root’s surface area allowing it to take in more water A loose root cap cells B root hairs C sieve tube members D pericycle tissue bp Which structure is responsible for the opening and closing of stomata A stone cells B guard cells C companion cells D trichomes Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. 44 CHAPTER 22 STANDARDIZED TEST PRACTICE
Chapter 23 Name Date Class 1 The factor that controls photoperiodism in flowering plants is . A hours of darkness B amount of fertilizer C air temperature D dormancy 2 Identify the missing labels in the diagram below. 1 5 The uniting of a sperm and an egg to form a zygote is called . A pollination B fertilization C meiosis D germination 6 Describe how the strawberry plant shown in the figure below has reproduced. Cell divisions 4 Cell divisions Diploid cells (2n) Reproductive cells develop Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. Male gamete (sperm) Cell divisions Female gamete (egg) 3 Mature gametophyte 2 Cell divisions A 1-meiosis forms spores; 2-zygote forms; 3-diploid; 4-sporophyte B 1-sporophyte; 2-meiosis forms spores; 3-haploid; 4-zygote forms C 1-sporophyte; 2-meiosis forms spores; 3-diploid; 4-zygote forms D 1-zygote forms; 2-sporophyte; 3-diploid; 4-meiosis forms spores 3 During the life cycle of a moss, where does fertilization of the haploid egg take place A in the female gametophyte archegonium B in the male gametophyte antheridium C in the female gametophyte capsule D in the gametophyte prothallus 4 A characteristic of anthophytes is the . A production of cones B production of prothallus C production of gemmae D production of flowers A asexually by fragmentation B sexually by egg and sperm C asexually by horizontal stems D sexually by fragmentation 7 In flowering plants, fertilization takes place . A when pollen lands on the sticky stigma B when pollen lands on the anther C when a zygote forms D when a stamen touches a pistil 8 Flowering plants with strong scents are usually pollinated by . A animals B wind C self-pollination D cross-pollination 9 A spore or microspore is a . A diploid cell produced by a sporophyte B diploid cell produced by a gametophyte C haploid cell produced by a gametophyte D haploid cell produced by a sporophyte STANDARDIZED TEST PRACTICE CHAPTER 23 45
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Page 81: glencoe.com ISBN: 978-0-07-879935-8

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