lab 6

Question 1

Angiosperms vs. Gymnosperms
Both have:

only angiosperms have:

Which generation time is shorter?

Answer 1

vascular tissue, pollen/pollen tube, seeds, secondary metabolites

flowers and fruit

The angiosperm generation time is shorter

Question 2

What is the function of a fruit?

Answer 2

dispersal of seeds

Question 3

Some insect pollinators see UV light, and different flowers give off different UV patterns: True or False

Answer 3

true

Question 4

Coevolution of angiosperms and ________ has developed.

Answer 4

pollinators-is more than just insects.

Question 5

What are the 4 whorls of a flower?

Answer 5

1. sepal=calyx
2. petal=corolla
3. Stamen=androecium
4. Carpel=gynoecium

Question 6

What does incomplete mean?

What does Complete mean?

Answer 6

missing at least on whorl

All whorls are present

Question 7

What are teh sepals and the petals called when they look alike and it is hard to tell the difference?

Answer 7

Tepals

Question 8

What are the characteristics of a Monocot?

Answer 8

1. flower parts usually in threes or multiples of three.
2. leaves usually have parallel veins
3. usually no secondary growth
4. vascular bundles distributed in ground tissue in stem
5. fibrous root system
6. seeds have on cotyledon

Question 9

What are the characteristics of a Eudicot?

Answer 9

1. flower parts usually in fours or fives(or multiples thereof)
2. leaves usually have netted veins
3. Secondary growth hing the vascular cambium
4. vascular bundles distributed as a ring in stem
5. Usually taproot system
6. seeds have two cotyledons

Question 10

Hypogynous flower:

Answer 10

Superior ovary. Sepals petals and stamens attached at the base of the ovary.

Question 11

Perigynous flower:

Answer 11

Superior ovary. Sepals, petals, stamens surround ovary on teacup-like structure.

Question 12

Epigynous flower:

Answer 12

Inferior ovary. sepals, petals, stamens at the top of ovary.

Question 13

Symmetry:

Radial=_______=

Bilateral=_______=

Answer 13

regular=actinomorphic

irregular=zygomorphic

Question 14

Fusion of parts

Connation=

Adnation=

Answer 14

fusion of one whorls

fusion of two different whorls

Question 15

What does perfect mean?

Answer 15

flower has both male and female parts

Question 16

What does imperfect monoecious mean?

Answer 16

Two separate flowers, one with female and one with mail parts.

Question 17

What does imperfect dioecious mean?

Answer 17

Male and female are on two different plants.

Question 18

What part becomes the fruit?

Answer 18

the ovary

Question 19

What part becomes the seed?

Answer 19

ovule

Question 20

define inflorescence

Answer 20

group of flowers attached to receptacle

Question 21

the whole structure of a flower is called a ______?

Answer 21

Head

Question 22

A daisy is composed of two different flowers, what are they called?

Answer 22

ray(female) and disk(female and male)

Question 23

fleshy(fruits) are complex meaning they developed form _____ ______?

Answer 23

> 1 ovary

Question 24

What are the two types of fleshy complex fruits?

Answer 24

Aggregate: came form one flower with many ovaries

Multiple: came from ovaries of multiple flowers which fuse together

Question 25

what is an example of an aggregate fruit?

Answer 25

raspberry

Question 26

what is an example of a multiple fruit?

Answer 26

pineapple

Question 27

Angiosperm Reproduction Phylum Anthophyta (flower plant) What are some angiosperm advantages?

Answer 27

- shorter generation times(more rapid natural selection - More efficient pollination (flowers/pollinators (doesn't have to rely on something like wind) because of this there is an increase in cross pollination. - better seed dispersal (fruit) - more efficient vascular tissue - (covered seeds)

Question 28

Fruits: mature ovaries | What do simple fruits develop from?

Answer 28

develop from only 1 ovary fleshy

Question 29

What kind of a fruit is a berry, and what is it like and whats an example?

Answer 29

it is a simple; fleshy skin, many seeds (tomato, pepper) fleshy

Question 30

What kind of fruit is a pepo and what is it like and what is an example?

Answer 30

It is simple; hard leathery rind, many seeds (squash, cucumber) fleshy

Question 31

What kind of fruit is a hesperidium; what are the characteristics and an example?

Answer 31

simple; peel able skin, each segment contains >1 seeds, (orange) fleshy

Question 32

What kind of fruit is a pome, what are characteristics, and what is an example of it?

Answer 32

simple; inferior ovary, eating receptacle (apple, pear) | fleshy

Question 33

What kind of fruit is a drupe; characteristics and examples?

Answer 33

simple; large pit on the inside, mesocarp-fleshy (avocado, plum) fleshy

Question 34

Fruits(dry): Mature Ovaries | define dehiscent:

Answer 34

fruit spits open at maturity

Question 35

Define legume (dry, dehiscent)

Answer 35

splits along two suture lines, pod=fruit, pea=seed (pea, peanut)

Question 36

Define follicle (dry, dehiscent)

Answer 36

splits along one suture (milkweed)

Question 37

Define capsule (dry dehiscent)?

Answer 37

splits many ways/many pores (iris, sweet gum)

Question 38

Define indehiscent?

Answer 38

fruit does not split open at maturity

Question 39

define samara (Indehiscent dry)

Answer 39

thin pericarp (ovary wall) with wings (maple, ash)

Question 40

Define achene (dry indehiscent)

Answer 40

thin pericarp that is NOT fused to seed coat (sunflower)

Question 41

Define caryopsis (dry indehiscent)

Answer 41

thin pericarp that IS fused to seed coat (grains)

Question 42

Define nut (dry Indehiscent)

Answer 42

thick and hard pericarp, cap is modified seeds (acorn)

Question 43

What does a wall of fruits= ?

Answer 43

pericarp

Question 44

What are the drupe layers made out of?

Answer 44

skin (exocarp) Stone (endocarp flesh (mesocarp)