Trivia Quiz On Bio Exam

50 Questions | By Itsaliciayall8 | Updated: Mar 20, 2022 | Attempts: 102

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1.

Which of the following staements provides the strongest evidence that prokaryotoes evolved before eukaryotes?
- A.
  
  The primitive structure of plants
- B.
  
  Meoeorities that have struck earth
- C.
  
  Abiotic laboratory experiments that produced liposomes
- D.
  
  Liposomes closely resemble prokary
- E.
  
  The oldest fossilized cells resemble prokaryotes
2.

A taxon, all of whose members have the same common ancestor is
- A.
  
  Paraphyletic
- B.
  
  Polyphletic
- C.
  
  Homophylitic
- D.
  
  Monophylyletic
3.

Systematics is concerned with
- A.
  
  Naming organisms
- B.
  
  Studying biological diversity
- C.
  
  Taxonomy
- D.
  
  Tracing phylogeny
- E.
  
  All of the above
4.

Different groups of sea weeds can generally be distinguished on the basis of
- A.
  
  Color
- B.
  
  Size
- C.
  
  Whether they are multicellular or unicellular
- D.
  
  Whether or not they have true leaves,stems,and roots
- E.
  
  Whether they are autotrophic or heterotrophic
5.

An early consequence of the release or oxygen gas by plant bacterial photosynthesis was to
- A.
  
  Make life on land difficult foe aerobic organisms
- B.
  
  Change the atomosphere from oxidizing to reducing
- C.
  
  Make it easier to maintain reduced molecules
- D.
  
  Cause iron in the ocean water and terrestrial rocks to rust(oxidize)
- E.
  
  Prevent the formation of an ozone layer
6.

How do fungi "find" things to eat?
- A.
  
  They produce huge numbers of tiny pores
- B.
  
  They make their own food
- C.
  
  They grow rapidly
- D.
  
  They do all of the above
- E.
  
  They do a and c only
7.

There are many similarities between prokayotes called_____ and eukaryotic organisms.
- A.
  
  Arhcaea
- B.
  
  Bacteria
- C.
  
  Protozoa
- D.
  
  Cyanobacteria
- E.
  
  Dinoflagellates
8.

Which was least abundant in Earth's early atomosphere prior to 2 billion years ago?
- A.
  
  CO2
- B.
  
  O2
- C.
  
  H2O
- D.
  
  NH3
9.

The snowball Earth hypothesis provides a possible explanation for the
- A.
  
  Diversification of animals during the late proterozoic
- B.
  
  Oxygenation of Earth's sea and atmosphere
- C.
  
  Colonization of land by plants and fungi
- D.
  
  Origin of O2-producing photosynthesis
- E.
  
  Existence of prokaryotes around hydrothermal vents on the ocean floor
10.

Which of the following is true of eukaryotes?
- A.
  
  They are pathogenic
- B.
  
  They are chemoheterotrophs
- C.
  
  They are archaea
- D.
  
  They are protists
- E.
  
  They are photoautotrophs
11.

Two animals in the same family would not have to be in the same
- A.
  
  Genus
- B.
  
  Domain
- C.
  
  Order
- D.
  
  Phylum
12.

Certain dinoflagellates enter the cells ofcoral animals and carry out photosynthesis, producing food for themselves and the coral. This is a lot like
- A.
  
  Formation of biofilm
- B.
  
  Primary endosymbiosis
- C.
  
  Secondary endosymbiosis
- D.
  
  How ancient stromatolites were formed
- E.
  
  Endospore formation
13.

When using a cladistics approach to systematics, which ofthe following is considered most important for classification?
- A.
  
  Shared primitive characters
- B.
  
  Analogous primitive characters
- C.
  
  Shared derived characters
- D.
  
  The number of homoplasies
- E.
  
  Overall pheinotypic similarity
14.

Which of the following taxa is least closely related to the others?
- A.
  
  Archaea
- B.
  
  Plantae
- C.
  
  Bacteria
- D.
  
  Eukarya
- E.
  
  Animalia
15.

If you collected a sample of plankton — floating organisms — from near the ocean surface, you would be unlikely to find which of the following?
- A.
  
  Diatoms
- B.
  
  Cyanobacteria
- C.
  
  Radiolarians
- D.
  
  Forams
- E.
  
  Methanogens
16.

When a red tide occurs, huge numbers ofthese microscopic organisms are filtered out of coastal by oysters and clams. This sometimes causes the shellfish to become toxic to people that eat them. The organisms that create the red tide are classified as
- A.
  
  Slime molds.
- B.
  
  Diatoms
- C.
  
  Dinoflagellates.
- D.
  
  Red algae.
- E.
  
  Euglenoids
17.

A certain unicellular eukaryote has a siliceous (glasslike) shell and autotrophic nutrition. To whicih group does it belong?
- A.
  
  Dinoflagellates
- B.
  
  Diatoms
- C.
  
  Brown algae
- D.
  
  Radiolarians
- E.
  
  Oomycetes
18.

Which of the following is least useful in tracing phylogeny?
- A.
  
  Mitochondrial DNA
- B.
  
  Convergent evolution
- C.
  
  Fossils
- D.
  
  Homologous genes
- E.
  
  Gene duplications
19.

As she peered through the microscope, Paige said, “I know that this thing is supposed to be either flagellate, or an amoeba, but I can’t figure out which.” Michelle replied, “That’s easy. . . .“
- A.
  
  “Watch how it moves.”
- B.
  
  “How big is it?”
- C.
  
  “All you have to do is see whether it has a nucleus or not.”
- D.
  
  “Watch what it eats.”
- E.
  
  “Look at its chioroplasts.”
20.

Thread-like pseudopods that can perform phagocytosis are generally characteristic of which group
- A.
  
  Radiolarians and forams
- B.
  
  Gymnamoebas
- C.
  
  Arnoeboid stage of cellular slime molds
- D.
  
  Entamoebas
21.

Members of this phylum form arbuscular mycorrhizae:
- A.
  
  Zycomycota
- B.
  
  Ascornycota
- C.
  
  Basidiomycota
- D.
  
  Glomeromycota
- E.
  
  Chvtridiomvcota
22.

Which feature of the chytrids supports the hypothesis that they represent the most primitive fungi?
- A.
  
  Flagellated spores
- B.
  
  The absence ofchitin within the cell wall
- C.
  
  Parasitic lifestyle
- D.
  
  Formation ofresistant zygosporangia
23.

Cyanobacteria often partner with a fungus as a(n) ________________
- A.
  
  Endophyte
- B.
  
  Lichen
- C.
  
  Mycorrhizae
- D.
  
  Mycosis
- E.
  
  Root nodule
24.

You are presented with several single-celled organisms, including one thought to belong to the kingdom Fungi.What unique feature helps you identify the fungus?
- A.
  
  Presence of mitochondria
- B.
  
  Absence of chloroplasts
- C.
  
  Presence of nuclei
- D.
  
  Presence of chitinous cell walls
25.

If the mitochondria and chloroplasts in eukaryotic cells resulted from endosymbiosis, what feature(s) might we expect these organelles to contain?
- A.
  
  A plasma membrane, DNA, and robosomes
- B.
  
  Plasma membrane, nucleus, and ribosomes
- C.
  
  Nucleus, DNA, and ribosomes
- D.
  
  A plasma membrane, nucleus, and cilia
- E.
  
  Nucleus, ribosomes, and cilia