2 SEM ACC W/RAVEN CARDED
12th Edition
ISBN: 9781264439218
Author: Raven
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 30.4, Problem 2LO
List environmental conditions that can lead to seed germination in some plants.
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List four mechanisms of seed dispersal:
Describe three mechanisms whereby seed dormancy is broken in different types of seeds. How are these mechanisms related to the typical environment of the plant?
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Chapter 30 Solutions
2 SEM ACC W/RAVEN CARDED
Ch. 30.1 - List the evolutionary advantages of seeds.Ch. 30.1 - Distinguish between pollen and sperm in seed...Ch. 30.2 - Prob. 1LOCh. 30.2 - Prob. 2LOCh. 30.3 - Prob. 1LOCh. 30.3 - Prob. 2LOCh. 30.3 - Prob. 3LOCh. 30.4 - Describe four ways in which seeds help to ensure...Ch. 30.4 - List environmental conditions that can lead to...Ch. 30.5 - Prob. 1LO
Ch. 30.5 - Prob. 2LOCh. 30 - Using the graph in figure 30.13, calculate the...Ch. 30 - Prob. 1IQCh. 30 - Prob. 2IQCh. 30 - Prob. 3IQCh. 30 - Prob. 4IQCh. 30 - The lack of seeds is a characteristic of all a....Ch. 30 - Prob. 2UCh. 30 - Which of the following gymnosperms possesses a...Ch. 30 - In a pine tree, the microspores and megaspores are...Ch. 30 - Which of the following terms is NOT associated...Ch. 30 - Which of the following potentially represents the...Ch. 30 - Prob. 7UCh. 30 - Prob. 8UCh. 30 - The pericarp is the a. ovary wall. b. developing...Ch. 30 - Reproduction in angiospenns can occur more quickly...Ch. 30 - In double fertilization, one sperm produces a...Ch. 30 - Apply your understanding of angiosperms to...Ch. 30 - Comparing stems of two plant specimens under the...Ch. 30 - Prob. 5ACh. 30 - Fruits are complex organs that are specialized for...Ch. 30 - You haw been hired as a research assistant to...Ch. 30 - Prob. 2SCh. 30 - The relationship between flowering plants and...Ch. 30 - Prob. 4S
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- List examples of environmental and internal factors that influenceseed germination.arrow_forwardIn flowers, the structures that produce male gametophytes are called _______ ;the strcutures that produce female gametophytes are called _______ . a. pollen grains; flowers c. anthers; stigma b. stamen; carpels d. megaspores; microsporesarrow_forwardDefine the following: Inflorescence, Pollination, Germination and Fertilizationarrow_forward
- Differentiate the following treatments based on the effect of light on monggo (Vigna radiata) seed germination: directly exposed to sunlight placed in shaded area (indirect light) place in the dark (complete darkness)arrow_forwardDescribe seed germination. Investigate conditions necessary for seed germination. Define seed dispersal. Describe the different modes of seed dispersal. Identify seeds and fruits according to their modes of dispersal.arrow_forwardDescribe the internal morphology of different kinds of seed.arrow_forward
- Describe advantages and disadvantages of producing a crop of potato plants using asexual (tuber) rather than sexual (true seed) propagation.arrow_forwardHow does moisture and the presence or absence of light affect seed germination?arrow_forwardCompare the following situations of seed germination of monggo seeds within five days: - exposed to direct sunlight - placed in a shaded area, and - placed in complete darknessarrow_forward
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