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1. Which of the following plants have small, independent gametophytes? Angiosper

ID: 72528 • Letter: 1

Question

1. Which of the following plants have small, independent gametophytes?

Angiosperms

Gymnosperms

Bryophytes

Ferns

Conifers

2. Which plant is used to make a heart medication?

a. Periwinkle

b. Pacific Yew

c. Wild mint

d. Curare tree

e. Foxglove

3.Which part of plant contains the reproductive structures?

Roots

Stems

Leaves

Flowers

Cuticle

4. The bodies of fungus are made of filaments called_________.

      a. chitin

      b. cellulose

      c. hyphae

      d. mycelium

5. A symbiotic relationship between a green alga and fungus is a____________.

                       a. bryophyte

                       b. moss

                       c. liverwort

                       d. lichen

                       e. hornworts

6. Ringworm is an infection caused by a ___________.

                        a. bacterium

                        b. round worm parasite

                        c. algae

                        d. fungus

                        e. protest

7. The green outer layer of the flower that “wraps” the colorful petals are the___________.

                       a. sepals

                       b. carpels

                       c. stamens

                       d. style

                       e. stigma

8. Which of the following are adaptations of gymnosperms? MARK ALL THAT APPLY

                       a. flowers

                       b. reduction of the sporophyte

                       c. seeds

                       d. pollen

                       e. fruit

9. Which structure forms the fruit?

a. ovule

b. style

c. stigma

d. ovary

e. endosperm

10. Which structures releases pollen?

                  a. carpel

                  b. style

                  c. stigma

                  d. anther

                  e. sepal

11. Spruce and Junipers are_____________.

                  a. angiosperms

                  b. bryophytes

                  c. charophytes

                  d. gymnosperms

12. Which modern day algae and plants likely share a common ancestor?

a. red algae

b. charophytes

c. diatoms

d. kelp

e. dinoflagellates

13. What are mycorrhizae?

                  a. parasitic fungus on plant roots

                  b. bacteria that infect plant roots

                  c. symbiotic association of fungus and roots

                  d. symbiotic bacteria associated with plant roots

                  e. symbiotic association of fungus and plant shoots

14. Mosses, hornworts, and liverworts are_________.

                  a. charophytes

                  b. gymnosperms

                  c. angiosperms

                  d. bryophytes

                  e. chlorophytes

15. Mosses have____________. MARK ALL THAT APPLY.

a. lignified cell walls

b. true roots and leaves

c. a waxy cuticle

d. a developing embryo that is retained on the female plant

e. seeds and flowers

16. Ferns have__________. MARK ALL THAT APPLY.

                  a. seeds

                  b. pollen

                  c. vascular tissue

                  d. flowers

                  e. sperm that swims to the egg

17. A pollen grain is____________.

                  a. a much reduced female sporophyte

                  b. a much reduced male sporophyte

                  c. a much reduced female gametophyte

                  d. a much reduced male gametophyte

18. The coal that is used in model times originated from organic material during the Carboniferous period. Many of plants that were turned into coal were___________.

                  a. angiosperms

                  b. conifers

                  c. seedless plants including ferns

                  d. gymnosperms

19. Much of the lumber and paper we use is supplied by____________.

                  a. monocots

                  b. dicots

                  c. angiosperms

                  d. gymnosperms

20. What is the function of fruit? MARK ALL THAT APPLY

                  a. produce pollen

                  b. attract pollinators

                  c. disperse seeds

                  d. protect seeds

                 

21. When do fungi share a common ancestor with animals?

                  a. never they are closely related to plants

                  b. 460 million years ago

                  c. 1.5 billion years ago

                  d. 4.6 billion years ago

22. How do fungus get nutrients/food?

                  a. photosynthesis

                  b. ingestion

                  c. digestion outside the body and absorption

                  d. converting inorganic nitrogen into proteins

23. How many fungi are parasitic to humans and other animals?

                  a. 100,000

                  b. about 30% of all species

                  c. 500

                  d. slightly more than are parasitic to plants

24. Which of the following are TRUE? MARK ALL THAT APPLY

                  a. some fungi can be very large (more than 3 miles in diameter)

                  b. most fungi are multicellular

                  c. yeasts are unicellular

                  d. some fungi can live for thousands of years

                  e. mushrooms are the main body or feeding structure of the fungus

25. What are fungi important? MARK THREE THAT APPLY

                  a. they are decomposers that break can organic material

                  b. some species can be used as food

                  c. can be commercially used to make bread and alcoholic beverages

                  d. can make antibiotics to fight viruses such as the common cold

Explanation / Answer

1). Bryophytes

The sporophytes of bryophytes are dependent and gametophytes are independent.

2). e. Foxglove

Digitalis is a cardiac glycoside found in fox glove leave, which is popularly used in the treatment of congestive heart failure (CHF)

3). d. Flowers

Flowers are the reproductive structures of flowering plants.

4). c. hyphae

The bodies of fungus are made of filaments called hyphae.