M1. U2. RF. Flashcards

Biodiversity of plants (37 cards)

1
Q

four divisions into which the kingdom plantae are divided

A

bryophytes pteridophytes gymnosperms and angiosperms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

the phenomenon where Generations alternate in that the one generation gives rise to the other

A

alteration of Generations

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

the Generation which is sexual and produces gametes

A

gametophyte generation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

the Generation which is asexual and produces spores

A

sporophyte generation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

the plants division which includes mosses liverworts and hornworts

A

bryophytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

the dominate dominant generation in the life cycle of mosses

A

gametophyte generation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

the name given to a plant body weight true roots stems and leaves cannot be distinguished

A

t h a l l u s

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

The Cap covering the sporangium in bryophytes

A

calyptra

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

plants division including all ferns

A

pteridophytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

dominant generation in the life cycle of ferns

A

sporophyte Generations

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

the horizontal underground stem occurring in most ferns

A

rhizome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

vascular tissue present in ferns

A

xylem and phloem

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

clusters of sporangia found on the underside of fern leaves

A

s o r i

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

the heart-shaped structure that germinates from a Spore of a fern and represents the gametophyte generation

A

Pro thallus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

collective name given to the seed bearing plant groups gymnosperms and angiosperms

A

spermatophytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

the plant division including conifers and cycads

17
Q

the dominant generation in the life cycle of the Pine or pinus SP

A

sporophyte generation

18
Q

structures bearing pollen sacs or containing pollen grains in the Pine

19
Q

structures in which the pine tree ovules are carried

20
Q

the structure representing the male gametophyte in the Pine

A

germinating pollen grain

21
Q

the structure representing the female gametophyte in the Pine

A

embryo sac or tissue in ovule

22
Q

the structure into which the fertilised ovule develops

23
Q

term describing the seed of the Pine not enclosed by an ovary

24
Q

the seed bearing plant group with flowers

25
the structure which encloses the seed of a flowering plant and develops into a fruit
ovary
26
the two groups into which angiosperms are divided
mono and dicotyledons
27
the dominant generation in the life cycle of flowering plants
sporophyte generation
28
roots which develop from any plant organs except another root
adventitious roots
29
roots which develop out of other roots
lateral roots
30
the type of venation found in the leaves of monocotyledonous plants
parallel venation
31
the type of venation found in the leaves of dicotyledonous plants
net venation
32
the stamen whorl in flowering plants
Androecium
33
The pistil whorl in flowering plants
Gynoecium
34
the perianth or a flower whorl in monocotyledonous flowering plants
Perigone
35
the plant structure inside the ovule of a flowering plant containing the egg cell and to Polar nuclei
embryo sac
36
the part of the germinating seed of a flowering plant that gives rise to the roots stem
Radicle
37
the part of the germinating seed that gives rise to the stem of the new flowering plant
Plumule