BIOLOGY: LIFE ON EARTH-W/MASTERING ACCE
2020th Edition
ISBN: 9780135686553
Author: Audesirk
Publisher: PEARSON
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Textbook Question
Chapter 22, Problem 7RQ
List the adaptations of gymnosperms that have helped them become the dominant trees in dry, cold climates.
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List the adaptations of gymnosperms that have helpedthem become the dominant trees in dry, cold climates.
List the major groups of gymnosperms.
List 10 uses of gymnosperms and provide a specific source for each
Chapter 22 Solutions
BIOLOGY: LIFE ON EARTH-W/MASTERING ACCE
Ch. 22 - In an alternation of generations life cycle,...Ch. 22 - Prob. 2MCCh. 22 - Prob. 3MCCh. 22 - 4. In which of the following is the gametophyte...Ch. 22 - Prob. 5MCCh. 22 - 1. Scientists hypothesize that the ancestors of...Ch. 22 - Plant adaptations to life on land include a(n)...Ch. 22 - 3. Seedless vascular plants must reproduce when...Ch. 22 - 4. Three groups of nonvascular plants are _______,...Ch. 22 - 1. What is meant by “alternation of generations”?...
Ch. 22 - 2. Explain the evolutionary changes in plant...Ch. 22 - Describe evolutionary trends in the life cycles of...Ch. 22 - Prob. 4RQCh. 22 - List the structural adaptations necessary for the...Ch. 22 - The number of species of flowering plants is...Ch. 22 - List the adaptations of gymnosperms that have...Ch. 22 - What is a pollen grain? What role has it played in...Ch. 22 - The majority of all plants are seed plants. What...Ch. 22 - 1. Prior to the development of synthetic drugs,...Ch. 22 - 2. Only a few hundred of the more than 200,000...
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- In the table below, state concisely how gymnosperms are adapted for living on land with respect to each of the following characters: Characteristics Adaptation for living on land 1.alternation of generation 2.needles 3. seeds 4. pollen 5. vascular tissuesarrow_forwardTrace the evolution of Gymnosperms.arrow_forwardList the factors that contributed to the success of angiospermsarrow_forward
- Define the concept of Gymnosperms ?arrow_forwardExplain the specific morphological, anatomical and reproductive features of cycads that make them more prone (relative to other gymnosperms) to extinction risks from man-made disturbances such as habitat-clearing and poaching.arrow_forwardAlthough there are fewer than 1,000 species of gymnosperms,the group is still very successful in terms of its evolutionary longevity,adaptations, and geographic distribution. Explain.arrow_forward
- List and briefly describe at least three adaptations that havecontributed to the evolutionary success of angiosperms.arrow_forwardKnow examples of gymnosperm families that have the following characteristics: fleshy, drupaceous appearing fruits Genera that are not evergreenarrow_forwardGymnosperms typically possess…1. sieve tube elements.2. sieve cells.3. companion cells.4. both sieve tube elements and companion cells.5. sieve cells with bordered pits.arrow_forward
- Describe the orders under the gymnosperms (Cycadales, Ginkgoales, Coniferalesn and Gnetales) in terms of plant habit, reproductive type (monoecius/dioecius) leaf type, leaf shape, seed size/shape, special seed characteristics, cone morphology and other distinct features.arrow_forwardCompare the features of gymnosperms and angiosperms.arrow_forward
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