EBK BIOLOGY
4th Edition
ISBN: 8220102797376
Author: BROOKER
Publisher: YUZU
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Chapter 39, Problem 6TY
Summary Introduction
Introduction: The flowering plants are categorized under the group of “
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Examples of plant hormones includea. cyclic AMP, IP3, and calcium ions.b. calcium, CDPKs, and DELLA proteins.c. auxin, cytokinin, and gibberellin.d. cryptochrome, phototropin, and phytochrome.e. statoliths, pulvini, and aerenchyma.
Which of the following statements is false?a. Auxin and gibberellin promote stem elongation.b. Cytokinin triggers growth of lateral buds.c. Abscisic acid promotes water loss and dormancy.d. Ethylene promotes fruit ripening and abscission
When a dicot seed sprouts,a. a coleoptile protects the emerging shoot.b. the shoot develops more rapidly than the root.c. the shoot absorbs nutrients directly from theendosperm.d. a root cap protects the emerging root.
Chapter 39 Solutions
EBK BIOLOGY
Ch. 39.1 - Core Skill: Connections Look back to Figure 32.14...Ch. 39.1 - Prob. 1CCCh. 39.1 - Prob. 2CCCh. 39.1 - Prob. 3CCCh. 39.2 - What inference can you draw from the observation...Ch. 39.2 - List several ways in which the flowers at the rim...Ch. 39.2 - Why do you think Liang and Mahadevan used Lilium...Ch. 39.2 - How did time-lapse video improve data gathering in...Ch. 39.3 - Prob. 1CCCh. 39.3 - Prob. 2CC
Ch. 39.3 - Prob. 1BCCh. 39.4 - Prob. 1CCCh. 39.4 - Prob. 2CCCh. 39 - Where do the pollen grains of flowering plants...Ch. 39 - Prob. 2TYCh. 39 - Where would you find female gametophytes of a...Ch. 39 - How does double fertilization occur in flowering...Ch. 39 - Prob. 5TYCh. 39 - Prob. 6TYCh. 39 - Prob. 7TYCh. 39 - If an ovary contains eight ovules, how many seeds...Ch. 39 - Prob. 9TYCh. 39 - Prob. 10TYCh. 39 - Prob. 1CQCh. 39 - Prob. 2CQCh. 39 - Prob. 3CQCh. 39 - Prob. 1COQCh. 39 - How do plants prevent the production of many...
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- Flower shape and color can be linked to the process ofa. pollination.b. photosynthesis.c. germination.d. secondary growtharrow_forwardWhich of the following is false about the phytochrome protein?a. There are two convertible forms.b. It primarly absorbes blue wavelengths of light.c. It is involved in seed germination.d. It is involved in plant sensing of spacing.arrow_forwardWhich of the following is NOT regulated by Gibberellins? seed germination a. b. fruit growth gravitropism Oc. stem elongation d.arrow_forward
- Gaseous hormones are able to enter cells without requiring specialmembrane transporter. Which of the major plant hormones is adiffusible gas?a. auxin b. gibberellin c. cytokinin d. ethylene e. abscisic acidarrow_forwardWhich of the following is NOT a component of a flower? a. Sepal c. Carpel b. Stamen c. Carpel d. Bractarrow_forwardA difference between monocot and dicot plant stems is thea. absence of buds in monocots.b. organization of vascular tissue.c. presence of guard cells.d. absence of stomata.arrow_forward
- The seed leaves of a plant are called thea. meristem.b. endosperm.c. cotyledons.d. zygote.arrow_forwardwhich of the following best describes the seeds of dicots? a. the seeds produce only one cotyledon with no endosperm b. the seeds contain two cotyledons with endosperm c. the seeds contain two cotyledon and very little endosperm d. an example is bean e. c and darrow_forwardthnk u asaparrow_forward
- Which of the following adaptations allowed plants to grow in drier environment but without much water loss form its tissue? O A. Plant meristem tissue B. Plant alkaloids OC. Plant cuticle O D. Plant flavonoidsarrow_forwardEthylene respond synergistically with another plant hormone ‘X’ for promoting shedding of leaves, flowers and fruits. The hormone ‘X’ can be used in agriculture for a.Inducing fruit ripening b.Increasing internode elongation c.Reducing requirement of irrigation d.Promoting floweringarrow_forwardWhich of the following is True?a. Ethylene stimulates abscission layers to form.b. Abscisic acid causes abscission layers to form.c. Ethylene is sometimes sprayed on flowers to keep them fresh.d. Abscisic acid stimulates seed germination.arrow_forward
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