CH.5 Pollination

Question 1

Pollination

Answer 1

The transfer of pollen from the anther to the stigma

Question 2

Self Pollination

Answer 2

Transfer is within the same flower (or plant)

Question 3

Cross Pollination

Answer 3

Transfer of pollen from one plant to another

Question 4

wind

Answer 4

many may successfully pollinate

Question 5

BAT

Answer 5

open at night, copious pollen and nectar, drab or light flowers, odor of ripening or rotting fruit

Question 6

BIRD

Answer 6

red and tubular, copious nectar

Question 7

insect

Answer 7

UV pigments

Question 8

butterfly

Answer 8

vivid colors, long narrow tube, often with spurs, needs landing area

Question 9

fly

Answer 9

Reddish or brownish flowers, stinky

Question 10

bee

Answer 10

blue. purple, yellow or white flowers with nectar guides and sweet, sugary nectars, landing platform or lip

Question 11

moth

Answer 11

open at night, copious nectar, light colored, fragrant

Question 12

obligate mutualism

Answer 12

yucca- yucca moth

Question 13

generalist mutualism

Answer 13

regular, bowl-shaped, large, fetid or fruity odor, pollination chamber

Question 14

fertilization is the

Answer 14

fusion of the egg and sperm

Question 15

Double fertilization

Answer 15

The process of one sperm fertilizing the egg and the other sperm fertilizing the 2 polar nuclei (fusion nucleus)

Question 16

Asexual reproduction

Answer 16

genetically identical

Question 17

Sexual reproduction

Answer 17

genetically different

Question 18

Asexual Reproduction Advantages

Answer 18

only single parent needed
requires fewer resources and less energy
accomplished more quickly and fixed efficiently.
high survival rate vs. seeds

Question 19

Asexual Reproduction Disadvantages

Answer 19

if environment changes, no possibility of adaptation because genetic diversity is fixed

Question 20

Sexual Reproduction Advantages

Answer 20

it combines DNA of two different individuals creating new combinations of valuable genetic traits (genetic variation)

Question 21

Sexual Reproduction disadvantages

Answer 21

it is expensive (must invest scarce resources, elaborate mating behaviors)