CAMPBEL BIOLOGY:CONCEPTS & CONNECTIONS
10th Edition
ISBN: 9780136538820
Author: Taylor
Publisher: INTER PEAR
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Chapter 17, Problem 5TYK
The eggs of seed plants are fertilized within ovules, and the ovules then develop into
a. seeds.
b. spores.
c. fruit.
d. sporophytes.
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Students have asked these similar questions
Key features of seed plants facilitating life on land include three of the following four traits. Which of these is an exception?
a. Reduced gametophytes
b. Pollen
c. Homospory
d. Seeds
Which of these will most likely happen when bryophyte spores are dispersed to a favorable habitat, such as a moist soil or
tree bark?
a. They will germinate and grow into sporophytes.
b. They will germinate and grow into haplophytes.
c. They will germinate and grow into chlorophytes.
d. They will germinate and grow into gametophytes.
Which of the following is the purpose of having cuticles only at the upper surface of thallus of a non-vascular plant like a
moss?
a. Direct water and nutrient absorption
b. Efficient exchange of gases
c. Faster generation of osmotic pressure in leptoids
d. Easier diffusion of carbon dioxide
Which of the following traits characterizes gymnosperms? a. The plants carry exposed seeds on modified leaves. b. Reproductive structures are located in a flower. c. After fertilization, the ovary thickens and forms a fruit. d. The gametophyte is the longest phase of the life cycle.
Which of the following statements regarding plants is false?a. Meiosis within anthers produces spores that develop intopollen.b. Meiosis within ovules produces spores that develop into anembryo sac.c. The male gametophyte is a pollen grain, and the femalegametophyte is an embryo sac.d. Meiosis directly produces sperm and egg cells in plants
Chapter 17 Solutions
CAMPBEL BIOLOGY:CONCEPTS & CONNECTIONS
Ch. 17 - In this abbreviated diagram, identify the four...Ch. 17 - Identify the cloud seen in each photograph....Ch. 17 - Angiosperms are different from all other plants...Ch. 17 - Which of the following structures produce eggs and...Ch. 17 - The eggs of seed plants are fertilized within...Ch. 17 - The diploid sporophyte stage is dominant in the...Ch. 17 - Prob. 7TYKCh. 17 - Prob. 8TYKCh. 17 - Prob. 9TYKCh. 17 - Prob. 10TYK
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- The alternation of generations life cycle applies to gymosperms in that: A. the gametophyte stage is reduced B. the sporophyte stage is reduced C. the gametes are produced via meiosis D. the spores are produced via meiosisarrow_forwardThe integuments of an ovule will develop into the a. embryo. b. endosperm. c. fruit. d. seed coat.arrow_forwardFruits 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.arrow_forward
- In a fertilized ovule, n, 2n and 3n conditions occur respectively in A. antipodal, zygote and endosperm B. zygote, nucellus and endosperm C. endosperm, nucellus and zygote. D. antipodals, synergids and integusmentsarrow_forwardWhich of the following is true regarding germination? a. Imbibition of water is the first step of germination b. All are true regarding germination c. Shoots emerge first, then roots d. The seed coat stays intact during germination e. Freezing and thawing can help start germinationarrow_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
- In a flower after fertilization, the following tissues are diploid: a. carpel, integuments, and megaspore mother cell. b. carpel, integuments, and megaspore. c. carpel, megaspore, and zygote. d. carpel, megaspore mother cell, and endosperm.arrow_forwardWhich of the following pairs of plant structure has the haploid number ofchromosomes? A. Megaspore mother cell and antipodal cells B. Egg cell and antipodal cells C. Egg cell and endosperms D. Microspore mother cell and antipodal cellsarrow_forwardIn the life cycle of a bryophyte, represent(s) the gametophyte (haploid) form and represents the sporophyte (diploid) form. A. microscopic gametes; a multicellular leafy structure B. the multicellular foliose form; a smaller, temporary, dependent structure C. a gemmae cup; the leafy permanent portion D. a multicellular foliose form; a gemmae cup E. a multicellular foliose form; a collection of spores or soriarrow_forward
- Which of the following is NOT regulated by Gibberellins? seed germination a. b. fruit growth gravitropism Oc. stem elongation d.arrow_forwardPresence of all of the following factors promotes dormancy of seeds, except a.Phenolics b.Impermeable seed coat c.Immature embryo d.Gibberellinsarrow_forwardThe sporophyte of nonvascular plants A. possesses anthers and archegonia O B. produces spores C. is the dominant stage of their alternation of generations D. produces non-motile sperm cells E. is dependent on wind pollinationarrow_forward
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