Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Chapter 29, Problem 5TYK
Summary Introduction
Introduction:
Spermatophytes are the plants, which form seeds. They are broadly classified as gymnosperm (plants with naked seeds) and
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Which suite of reproductive features distinguishes angiosperms from gymnosperms?
A.
The carpel, double fertilisation, endosperm formation
B.
Pollen-formation, double fertilisation, seed-formation
C.
Pollen-formation, the carpel, double fertilisation, endosperm formation
D.
The carpel, double fertilisation, endosperm formation, seed-formation
Fruits do not form in gymnosperms becausea. in gymnosperms, the seed is surrounded by the ovule.b. in angiosperms, the ovary is surrounded by the ovule.c. in gymnosperms, the ovule is surrounded by the ovary.d. in angiosperms, the ovule is surrounded by the ovary.
Which of the following is false?
A. Oak trees have flowers
B. Gymnosperms make pollen
C. Ferns have seeds
D. Corn plants have rubisco
Chapter 29 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 29.1 - What major reproductive adaptations facilitated...Ch. 29.1 - How did seeds, pollen, and pollination affect the...Ch. 29.2 - Why are gymnosperms called naked seed plants?Ch. 29.2 - Prob. 2SBCh. 29.2 - Summarize the steps of the pine life cycle.Ch. 29.3 - Prob. 1SBCh. 29.3 - Prob. 2SBCh. 29.4 - Prob. 1SBCh. 29.4 - Prob. 2SBCh. 29.5 - Name four major ways human societies rely on seed...
Ch. 29.5 - Prob. 2SBCh. 29 - Prob. 1TYKCh. 29 - Prob. 2TYKCh. 29 - Prob. 3TYKCh. 29 - Prob. 4TYKCh. 29 - Prob. 5TYKCh. 29 - Prob. 6TYKCh. 29 - Prob. 7TYKCh. 29 - Prob. 8TYKCh. 29 - Prob. 9TYKCh. 29 - Adaptations that correlate with the adaptive...Ch. 29 - Prob. 11TYKCh. 29 - Discuss Concepts Modern humans emerged about...Ch. 29 - Discuss Concepts Compare the size, anatomical...Ch. 29 - Prob. 14TYKCh. 29 - Discuss Concepts Working in the field, you...Ch. 29 - Prob. 16TYKCh. 29 - Prob. 1ITDCh. 29 - Prob. 2ITD
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- Which of the following statements is false? a. Ferns produce seeds inside sori. b. Conifers do not produce fruits. c. Both gymnosperms and angiosperms produce pollen. d. Only angiosperms produce flowersarrow_forwardThe three main parts of a typical mature eudicot seed are the _______ . a. pollen grain, egg, and seed coat b. embryo, endosperm, and seed coat c. megaspores, microspores, and ovule d. embryo, cotyledons, and seed coatarrow_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_forward
- Corn develops from a seedling with a single cotyledon, displays parallel veins on its leaves, and produces monosulcate pollen. It is most likely: a. a gymnosperm b. a monocot c. a eudicot d. a basal angiospermarrow_forwardWhich of the following are found in gymnosperms, as well as in angiosperms? a. Fruits b. Seeds c. Cones d. Flowersarrow_forwardMost gymnosperm seeds _______________. Select one: a. have attached wings to aid in dispersal b. grow as groups in thick pouches inside of woody cones c. have very little viability d. possess no seed coat e. none of the above answers f. have triploid endosperm, the product of double fertilizationarrow_forward
- Gymnosperms were also the first plants to develop pollen . Which of the following statements correctly describes one of the advantages of pollen ?arrow_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_forwardA common type of asexual reproduction in angiosperms is calleda. double fertilization.b. outcrossing.c. vegetative reproduction.d. gametogenesisarrow_forward
- After double fertilization, a zygote and ________ form. a. an ovule b. endosperm c. a cotyledon d. a suspensorarrow_forwardA fruit is(A) a mature ovary.(B) a mature ovule.(C) a seed plus its integuments.(D) an enlarged embryo sac.arrow_forwardSeed plants lack which of the following structure(s)? (a) ovules surrounded by integuments (b) microspores and megaspores (c) vascular tissues (d) a large, nutritionally independent sporophyte (e) a large, nutritionally independentgametophytearrow_forward
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