Ch.30 - PlantsSee all chapters
All Chapters
Ch.1 - Introduction to Biology
Ch.2 - Chemistry
Ch.3 - Water
Ch.4 - Carbon
Ch.5 - Biological Molecules
Ch.6 - Cells
Ch.7 - The Membrane
Ch.8 - Energy and Metabolism
Ch.9 - Respiration
Ch.10 - Photosynthesis
Ch.11 - Cell Signaling
Ch.12 - Cell Division
Ch.13 - Meiosis
Ch.14 - Mendelian Genetics
Ch.15 - Chromosomal Theory of Inheritance
Ch.16 - DNA Synthesis
Ch.17 - Gene Expression
Ch.18 - Regulation of Expression
Ch.19 - Viruses
Ch.20 - Biotechnology
Ch.21 - Genomics
Ch.22 - Development
Ch.23 - Evolution by Natural Selection
Ch.24 - Evolution of Populations
Ch.25 - Speciation
Ch.26 - History of Life on Earth
Ch.27 - Phylogeny
Ch.28 - Prokaryotes
Ch.29 - Protists
Ch.30 - Plants
Ch.31 - Fungi
Ch.32 - Overview of Animals
Ch.33 - Invertebrates
Ch.34 - Vertebrates
Ch.35 - Plant Anatomy
Ch.36 - Vascular Plant Transport
Ch.37 - Soil
Ch.38 - Plant Reproduction
Ch.39 - Plant Sensation and Response
Ch.40 - Animal Form and Function
Ch.41 - Digestive System
Ch.42 - Circulatory System
Ch.43 - Immune System
Ch.44 - Osmoregulation and Excretion
Ch.45 - Endocrine System
Ch.46 - Animal Reproduction
Ch.47 - Nervous System
Ch.48 - Sensory Systems
Ch.49 - Muscle Systems
Ch.50 - Ecology
Ch.51 - Animal Behavior
Ch.52 - Population Ecology
Ch.53 - Community Ecology
Ch.54 - Ecosystems
Ch.55 - Conservation Biology

Seed Plants

See all sections
Land Plants
Nonvascular Plants
Seedless Vascular Plants
Seed Plants
Additional Problems
Some plants protect their embryos inside _____.a. a seedb. pollen grainsc. an amniote eggd. a cuticle
Pollen grains transport _____ without water.a. eggsb. embryosc. male gametophytesd. glucose
The pollen-producing structure of angiosperms is the _____.a. ovaryb. pollen conec. antherd. receptacle
Which of the following is an example of an angiosperm?a. An oak treeb. Cornc. A lilyd. All of these
The _____ of the angiosperms increase the dispersal of seeds.a. flowersb. conesc. fruitsd. peduncle
The _____ transports the sperm from the stigma to the embryo sac within the ovary.a. filamentb. stylec. pollen tubed. calyx
The _____ of the flower becomes the fruit.a. petalsb. ovaryc. antherd. None of these
Conifers _____.a. usually have evergreen needle-like leavesb. produce resin, which protects them from attack by fungi and insectsc. are cone-bearing treesd. All of these
Flagellated sperms are replaced by _____ in the gymnosperm and angiosperm life cycles.a. sporesb. ovulesc. pollen grainsd. seeds
The structural integrity of bacteria is to peptidoglycan as the structural integrity of plant spores is to a. lignin. b. cellulose. c. secondary compounds. d. sporopollenin.
What evolutionary advantage would be recognized by separating the gametes as heterosporous do?A. Greater chance of cross fertilizationB. Higher percentage of reproductionC. More gametes being producedD. Less chance of mixing allele within a population
Double fertilization produces a _____ embryo and a _____ endosperm.A. haploid; diploidB. diploid; haploidC. diploid; triploidD. triploid; diploidE. haploid; triploid
Double fertilization occurs when:A. the sperm and tube nuclei fertilize the egg.B. two sperm cells fertilize the two polar nuclei.C. one sperm fuses with the egg and the other sperm fuses with both polar nuclei.D. the polar nuclei fuse with the egg after it has fused with the sperm.E. None of these
What is the difference between a follicle and a legume?
What is the difference between an indehiscent dry fruit and a dehiscent dry fruit?
What are the key structures in a fern vs a flowering plant that confer dispersal? Compare and contrast the structures. 
What are the key structures in a flowering plant versus a fern that confer genetic diverstiy? Explain. 
What is not a morphological adaptation gymnosperms have undergone to reduce water loss.A. Developed a thick cuticleB. Reduced size of leavesC. Stomata are in sunken pitsD. They grow closer to water sources
Which plants are characterized by conducting system, the possession of cuticles, specialized stems, and roots, stomata, and, in many species, seeds?A. liverwortsB. mossesC. tracheophyteD. horsetailsE. club mosses
Seed plants (Angiosperms and Gymnosperms) all have non-motile sperm. When looking at ALL ancestral plants, this would be a:A. Synapomorphic traitB. Symplesiomorphic trait
The pollen grain is a male gametophyte. In gymnosperms, it travels to the female by:A. WindB. WaterC. InsectsD. Birds
Why is endosperm important?A. It is the first step in plant reproduction.B. It is how the sperm is produced.C. It is a source of food for the embryo.D. It increases genetic diversity.
Which of the following correctly lists the plant examples from those that evolved earliest in evolutionary history  to those that appeared later?A. mosses, roses, fernsB. ferns, roses, mossesC. mosses, ferns, rosesD. roses, ferns, mosses
What is the process called where a fruit develops without fertilization?
What is formed by the union of male and female gametesA. sporesB. zygotesC. seedsD. embryo sacs