Sample Test 2


I. Matching (30 points) (2 points each)

 

_____ Equisetophya A. ferns
_____ Rhyniophyta B. green algae with members such as Volvox
_____ Zygomycota C. mushrooms; bracket fungi; Agaricus
_____ Apicomplexa D. extinct group of vascular plants
_____ Chlorophyta E. horsetails, scouring rushes; homosporous
_____ Rhodophyta F. Pilobolus; coenocytic hyphae
_____ Pyrrhophyta G. contains non-motile protozoans such as the malaria organism, Plasmodium vivax
_____ Pteridophyta H. liverworts such as Marchantia
_____ Psilotophyta I. most lichens; ergot of rye; Peziza
_____ Oomycota J. red algae; Polysiphonia belongs here
_____ Gasteromycetes K. water molds; Plasmopara and Phytophthora
_____ Myxomycota L. puffballs, earth stars, stinkhorns
_____ Hepatophyta M. wisk ferns, Psilotum belongs here
_____ Ascomycota N. red tides; dinoflagellates; Noctiluca
_____ Hymenomycetes O. plasmodial slime molds; Physarum

 

II. Fill in the blanks (30 points) (1 point each)

1. What are the five Kingdoms of living organisms?

___________________, ______________________, _____________________

_________________________ and _____________________.

 

2. The process of making an RNA message from the DNA molecule is called

_________________________ while the actual assembly of the protein based on the mRNA code is the process of

___________________________.

3. Amino acids are brought to the protein assembly site of the ribosome attached to molecules of

_________________________. These molecules have a three-letter code called the

_______________________ which must complement the three-letter code on the mRNA molecule.

4. Which group of fungal-like protoctists has a life cycle pattern like animals and produces cellulose in the cell walls?

______________________________

5. Imperfect fungi (Deuteromycetes) are ,most likely members of the Division

____________________________.

 

6. The three growth forms of lichen-forming fungi are ____________________,

__________________________ and __________________________.

7. In Dictyostelium, once the amoebae have aggregated, the

________________________ stage migrates and eventually forms the sorocarp.

8. A member of the Phylum: Ciliophora is the genus

____________________________.

9. Nereocystis and Macrocystis belong to the Division

_______________________ and are commercially important because we

extract ______________________ from their cell walls.

10. Name a genus of "algae" which produces a red eye spot, proteinaceous cell wall, and paramylon as a food reserve.

_____________________________.

11. Give a generic example (I want a genus name!) of each of the following:

a. a non-motile, unicellular green alga ________________________

b. a motile, colonial green alga ________________________

c. a coenocytic, marine green alga ________________________

d. a liverwort ________________________

e. a heterosporous lycopod (Lycopodophyta) ________________________

f. a heterosporous fern ________________________

g. a moss ________________________

h. a dinoflagellate ________________________

12. What moss capsule structure is specially designed to assist in spore dispersal?

___________________________

13. The cluster of sporangia on the underside of a fern frond is termed a

____________________________.

14. In ferns, the spores develop into the ___________________________

generation.

 

III. True or False (40 points) (1 point each)

_____ 1. In the DNA molecule, adenine always "pairs" with guanine.

_____ 2. In prokaryotes, the mRNA molecule is "edited" before it leaves the nucleus.

_____ 3. DNA replication starts at one end of the molecule and proceeds until it reaches the other end.

_____ 4. The 3-letter sequence on a mRNA molecule which specifies an amino acid is called a codon.

_____ 5. All viruses contain DNA molecules which direct the synthesis of new virus particles in host cells.

_____ 6. AIDS is caused by a bacterium.

_____ 7. Some viruses contain reverse transcriptase, an enzyme capable of making a DNA molecule from an RNA molecule.

_____ 8. Fungi gain their nutrients like animals do, by ingestion.

_____ 9. Yeasts are bacteria which have a type of cell division called budding.

_____ 10. Hormogonia are produced by some cyanobacteria.

_____ 11. Lichens are sensitive to air pollution, especially SO2.

_____ 12. In Puccinia graminis, one host for the rust is the apple tree.

_____ 13. Peziza is a fungus which produces an apothecium.

_____ 14. Ascospores are haploid.

_____ 15. Giardia is an intestinal parasite of humans and other animals which belongs to the same group as the malaria organism.

_____ 16. Ulva and Polysiphonia both have alternation of generations types of life cycles.

_____ 17. Spirogyra produces motile, flagellated gametes like most other green algae.

_____ 18. Red algae produce no motile (flagellated) cells.

_____ 19. Most brown algae are found in cold ocean water.

_____ 20. Diatoms have silicon in their cell walls.

_____ 21. Red tides are caused by exploding populations of diatoms.

_____ 22. Red algae are important as a source of commercial agar.

_____ 23. In the large kelps, the plant you see is the gametophyte generation.

_____ 24. Archegoniophores and antheridiophores are produced by some liverworts.

_____ 25. Male mosses produce pollen.

_____ 26. Acetabularia is a brown alga.

_____ 27. Paramylon is the food storage carbohydrate of the green algae.

_____ 28. Lycopodium is homosporous.

_____ 29. Megaspores develop into female sporophytes.

_____ 30. Most ferns are homosporous.

_____ 31. Megaphyllous leaves do not produce a leaf gap.

_____ 32. Armored and unarmored are terms which refer to diatoms.

_____ 33. Pluricarpous mosses are erect forms with terminal sporophytes.

_____ 34. Isoetes is a heterosporous with each leaf being a sporophyll.

_____ 35. Lepidodendron, Calamites, and Rhynia are extinct plants.

_____ 36. Marchantia is a thallose liverwort.

_____ 37. Morels and mushrooms both belong to the same fungal division.

_____ 38. Sphagnum bogs are relatively sterile places because they are very acidic.

_____ 39. Ferns produce megaphyllous leaves (fronds).

_____ 40. Desmids are green algae, members of the Chlorophyta.