Weeks 4 & 5 Practice Test

Weeks 4 & 5 Practice Test - BSC 2011 Kitajima week...

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BSC 2011 Kitajima week 4-5 practice tests pg.1 Practice Test for Week 4 & 5 (QUESTIONS GROUPED BY CORRESPONDING CHAPTERS – ANSWER KEYS ON THE LAST PAGE) MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. CHAPTER 38 QUESTIONS 1) Which of the following statements regarding the endosperm is false? A) It develops from a triploid cell. B) Its nutrients are digested by enzymes in monocot seeds following hydration. C) It is rich in nutrients, which it provides to the embryo. D) It develops from the fertilized egg. E) Its nutrients may be absorbed by the cotyledons in the seeds of eudicots. 2) In the life cycle of an angiosperm, which of the following stages is diploid? A) microsporocyte B) both megaspore and polar nuclei C) generative nucleus of a pollen grain D) polar nuclei of the embryo sac E) megaspore 3) A fruit includes A) one or more seeds. B) the ovary wall. C) fleshy cells rich in sugars. D) brightly colored pigments to attract animal dispersers. E) both A and B 4) Which of the following is the correct sequence during alternation of generations in a flowering plant? A) haploid gametophyte-gametes-meiosis-fertilization-diploid sporophyte B) sporophyte-meiosis-gametophyte-gametes-fertilization-diploid zygote C) sporophyte-mitosis-gametophyte-meiosis-sporophyte D) sporophyte-spores-meiosis-gametophyte-gametes E) haploid sporophyte-spores-fertilization-diploid gametophyte 5) Which of the following occurs in an angiosperm ovule? A) A pollen tube emerges to accept pollen after pollination. B) An antheridium forms from the megasporophyte. C) A megaspore mother cell undergoes meiosis. D) The egg nucleus is usually diploid. E) The endosperm surrounds the megaspore mother cell. 6) Which of the following statements is correct about the basal cell in a zygote? A) It forms the proembryo. B) It forms the suspensor that anchors the embryo. C) It results directly from the fertilization of the polar nuclei by a sperm nucleus. D) It divides and initiates the two cotyledons. E) It develops into the root of the embryo.
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BSC 2011 Kitajima week 4-5 practice tests pg.2 7) The products of meiosis in plants are always which of the following? A) sperm B) seeds C) eggs D) spores E) both B and C 8) All of the following could be considered advantages of asexual reproduction in plants except A) cloning an exceptional plant. B) adaptation to change. C) increased agricultural productivity. D) success in a stable environment. E) production of artificial seeds. 9) In plants, which of the following could be an advantage of sexual reproduction as opposed to asexual reproduction? A) rapid population increase B) greater longevity C) genetic variation D) mitosis E) stable populations 10) Which of the following types of plants is not able to self-pollinate?
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Weeks 4 & 5 Practice Test - BSC 2011 Kitajima week...

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