Bio 1011 Chapter 30

Question 1

Ascocarp

Answer 1

The fruiting body of a sac fungus (ascomycete)

Question 2

Chitin

Answer 2

a polysaccharide within the cell walls of hyphae that also make up the exoskeleton of insects, crustaceans, and other arthropods

Question 3

ovary

Answer 3

paired organs that produce mature ovum

Question 4

Eudicot

Answer 4

flower parts are in fours or fives, have two embryonic seed leaves, or cotyledons

Question 5

micropyle

Answer 5

The micropyle is the small hole in the seed which shows where the pollen tube went into the ovaries.

Question 6

Fruit

Answer 6

An organ that develops from the ovary of a flowering plant and contains one or more seeds.

Question 7

Integument

Answer 7

Layer of sporophyte tissue that contributes to the structure of an ovule of a seed plant.

Question 8

Spore

Answer 8

An asexual reproductive structure that can develop into an adult found in certain protists (algae), plants, and fungi

Question 9

Zigomycete

Answer 9

A member of a fungal, characterized by the formation of a sturdy structure called a zygosporangium during sexual reproduction

Question 10

cross-pollination

Answer 10

a reproductive process in which pollen from one plant is transferred to the stigma of another plant .

Question 11

seed

Answer 11

sporophyte embryo and its food source packaged in a protective coat

Question 12

sepals

Answer 12

green, leaflike part of the plower that covers and protects the flower bud before it opens

Question 13

flower

Answer 13

reproductive organ of angiosperm plants especially one having showy or colorful parts

Question 14

petals

Answer 14

brightly colored structure just inside the sepals; attracts insects and other pollinators to a flower

Question 15

stamen

Answer 15

male part of the flower; made up of an anther and a filament

Question 16

carpel (pistil)

Answer 16

the female reproductive organ of a flower, consisting of the stigma, style, and ovary.

Question 17

filament

Answer 17

the stalk of a stamen that supports the anther

Question 18

style

Answer 18

the narrow elongated part of the pistil between the ovary and the stigma

Question 19

ovary

Answer 19

a structure containing egg cells; the base of a pistil in a flower

Question 20

anther

Answer 20

pollen producing structure located at the tip of a flower’s stamen

Question 21

Conifers

Answer 21

Gymnosperms
Naked seeds (no ovary)
Seeds Cones (pollen, seed)
Wind pollinated

Question 22

haustoria

Answer 22

is specialized hyphae that form symbiosis with host and exchanges (mutualistic) or extracts (parasitic) nutrients

Question 23

cotyledons

Answer 23

A seed leaf an angiosperm embryo. Some species have one cotyledon, others two

Question 24

mycorrhiza

Answer 24

special symbiotic relationship between fungus and plant root.

Question 25

complete flowers

Answer 25

has sepas petals stamens and pistils

Question 26

sporangium

Answer 26

structure in ferns and some fungi that contains spores

Question 27

Heterokaryon

Answer 27

A fungal mycelium that contains two or more haploid nuclei per cell.

Question 28

double fertilization

Answer 28

- one sperm unites with egg to become zygote, which becomes embryo - one sperm unites with 2 female cells to form the 3n endosperm - the intugements develop into seed coat - the ovary develops into the fruit

Question 29

dormancy

Answer 29

is a condition where seeds will not germinate even when the environmental conditions are permissive for germination

Question 30

Yeast

Answer 30

Yeast leavened doughs rise and increase in volume due to the action of what?

Question 31

incomplete flowers

Answer 31

missing one part ( sepals, petals, stamens, or pistils

Question 32

perfect flower

Answer 32

has stamen and pistil

Question 33

imperfect flower

Answer 33

has either a stamen or pistil ( not both)

Question 34

ovule

Answer 34

In seed plants, a structure that contains the female gametophyte and has the potential to develop into a seed.

Question 35

pollen grains

Answer 35

what microspores develop into; contain the male gametophytes of seed plants; protected by a tough coat can be carried away from their parent plant by the wind or hitchhiking on other moving organisms

Question 36

monocots

Answer 36

species with one cotyledon; typically have parallel leaf veins; examples include orchids, palms, and grain crops

Question 37

Zygosporangium

Answer 37

Thick-walled reproductive structure formed from the fusion of the cytoplasm of the mycelia of two neighboring fungi.

Question 38

Endosperrm

Answer 38

In angiosperm, a nitrient-rich tissue formed by the union of a sperm with two polar nuclei during double fertilization, The endorsperm provides nourishiment yo developing embryo.

Question 39

Embryo sac

Answer 39

The female gametophyte of angiosperms, formed from the growth and division of the megaspore into a multicellular structure that typically has eight haploid nuclei.

Question 40

pollination

Answer 40

transfer of pollen from anther to stigma

Question 41

dicot

Answer 41

leaves have branching veins roots are tap flower petals in multiples of 4 or 5 (slides) palisade layer present

Question 42

stigma

Answer 42

Collects the pollen