College Biology Chapter 28 and 29
Reproduction in the black bread mold occurs between __________ hyphae.
+ and -
How many sperm cells contribute to the process of reproduction in angiosperms?
2
Refer to Figure 29-1. The structure labeled 1 is:
A perforated septum
Which of the following statements concerning mycorrhizae is FALSE?
Arbuscular mycorrhizae are extracellular
Yeasts reproduce asexually by:
Budding
The cell walls of fungi are composed of:
Chitin
Members of phylum __________ are the most primitive of the fungi and were previously classified as protists.
Chytridiomycota
In plants, ovaries develop into:
Fruits
Most conifers have separate male and female reproductive parts on the same tree. This condition is referred to as:
Monecious
In a mushroom, the primary mycelium is composed of __________ cells.
Monokaryotic
The female gametophyte generation in angiosperms is found in the:
Ovule of the ovary
In flowering plants, the immature male gametophyte is the:
Pollen grain
Pollination is occurring at the point of Figure 28-2 labeled:
Process C
After fertilization in angiosperms, the ovule develops into the:
Seed
Seeds are reproductively superior to spores because:
Seeds contain a young plant and also are protected by a seed coat
Angiosperms have __________ in their phloem.
Sieve tube elements
During pollination of flowering plants, pollen lands on the:
Stigma
Which of the following statements concerning microsporidia is FALSE?
They have mitochondria and Golgi complexes
In plants, xylem is associated with the transportation of:
Water and minerals
Fungi can grow under all of the following conditions except:
a dry environment
What makes up most of the mass of an individual mushroom?
underground mycelium
Which of the structures in Figure 28-1 is largely responsible for attracting potential pollinators?
7
Which of the following is a female reproductive structure in Figure 28-1?
8
Refer to Figure 29-2. The structure labeled 11 is:
A sporangium
Which of the following is not an adaptation of flowering plants that contributed to their evolutionary success?
Adaptability of the gametophyte generation
In a flowering plant, the __________ is the site of meiosis and, ultimately, the production of pollen.
Anther
The sac fungi are characterized by sexual reproductive structures called:
Asci
The club fungi typically reproduce by producing:
Basidia
Which of the following is not a characteristic of fungi?
Cell wall of lipopolysaccharides
Cycads may be characterized as being:
Dioecious and having motile sperm
In plants, phloem is associated with transport of:
Dissolved sugars
Which of the following gymnosperm groups has the most efficient water-conducting cells?
Gnetophyta
Evidence from vascular tissues and developmental stages suggests that stamens evolved from:
Leaves
The structure labeled 9 in Figure 29-2 was produced by:
Meiosis in the resting sporangium
Dikaryotic cells are denoted as:
N + n
The male product of meiosis is the structure in Figure 28-2 labeled:
20
In Figure 28-2, the zygote is the structure labeled:
8
In a fungus, a complex multicellular reproductive structure is called:
A fruiting body
A plant with parallel veins and floral parts in threes or multiples of three would be classified as:
A monocot
An example of a unicellular fungus is:
A yeast
Leaf __________ in the fall is an adaptation for flowering plants to survive harsh winters in temperate climates.
Abscission
__________ is a common chytridiomycete which exhibits alternation of generation.
Allomyces
When plants have a distinct haploid stage and diploid stage, this is referred to as:
Alternation of generations
The most diverse, successful, and familiar group of plants today are the:
Angiosperms
Mushrooms that we eat are technically referred to as:
Basidiocarps
Which of the following statements concerning gymnosperms and angiosperms is FALSE?
Both groups have free-living gametophytes
Refer to Figure 29-1. The fungus illustrated in Figure A is:
Coenocytic
Which group of fungi has hyphae that are multinucleate and not divided by septa?
Coenocytic
Asexual reproduction in sac fungi involves production of spores called:
Conidia
The characteristic brown, blue-green, pink, or other tints of ascomycetes are due to the color of their __________.
Conidia
In flowering plants, the __________ generation is dominant.
Diploid sporophyte
Which one of the following is mismatched?
Dutch elm disease-glomeromycetes
Extracts from the ginkgo tree are sold in over the counter (OTC) medicines purported to increase memory. Extracts from what other gymnosperm are also sold in OTC medicines, some of which have useful effects and others of which have controversial effects?
Ephedra
The process occurring at point 3 in Figure 29-2 is:
Fertilization
The structure labeled 2 in Figure 28-1 is the:
Filament
One ancestral characteristic remaining in representatives of the Chytridiomycota is:
Flagellated cells
Which of the following phyla is unusual, as it is composed of a single species?
Ginkgophyta
What am I? I am coenocytic, lack sexual reproduction, and reproduce asexually via blastospores.
Glomeromycetes
Black bread mold is __________, which means that it is self-sterile.
Heterothallic
A __________ is a filament that makes up the vegetative body of most fungi.
Hypha
If a flower has sepals, petals, and stamens but lacks carpels, then that flower is:
Incomplete and imperfect
Mycorrhizae benefit plants by:
Increasing absorptive surface area of roots
The largest cones produced on a pine tree, the ones we are typically most familiar with, are the female cones that contain:
Megasporangia
A __________ is a tangled mass of hyphae.
Mycelium
Most fungal spores are __________ reproductive cells that are produced __________.
Nonmotile; sexually or asexually
In plants, ovules develop into:
Seeds
When bread gets moldy with visible black or blue spots, you are looking at masses of the colored:
Spores
An example of a member of phylum Zygomycota is:
The black bread mold
Which is NOT a member of phylum Ascomycota?
The black bread mold
The endosperm of an angiosperm seed is typically:
Tripolid (3n)
An example of a plant disease caused by a basiodiomycete is:
Wheat rust
Pine pollen is primarily disseminated by:
Wind
A basic difference between gymnosperms and flowering plants is:
gymnosperms produce seeds borne naked, while flowering plants produce seeds enclosed within a fruit.