Parasitic Flowering Plants

Question 1

HEMIPARASITE

Answer 1

1. depend on host for water and minerals but not for photosynthates

Question 2

TRUE PARASITE

Answer 2

1. depend on host for water, minerals, and photosynthates

Question 3

EXAMPLE OF HEMIPARASITES

Answer 3

1. witchweed
2. true mistletoe

Question 4

WITCHWEED

Answer 4

1. Striga asiatica
2. parasitize corn, sugarcane, sorghum

Question 5

TRUE MISTLETOE

Answer 5

1. Phorandendron sp.
2. parasitize conifer and broad leaved trees
3. form sinkers

Question 6

SINKER

Answer 6

1. branches invading the cambium rays of host

Question 7

EXAMPLE OF TRUE PARASITES

Answer 7

1. dodder

Question 8

DODDER

Answer 8

1. Cuscuta sp.
2. form haustoria

Question 9

HAUSTORIA

Answer 9

1. penetrate phloem of the host