- Description
BIO 351 Wk 1 – Quiz
- Question 1
What were the first forms of life on Earth thought to be?
prokaryotes
single-celled plants
large animals, such as dinosaurs
insects
- Question 2
Which of the following is not used to treat active viral disease?
phage therapy
vaccines
antiviral drugs
antibiotics
- Question 3
Prokaryotes that obtain their energy from chemical compounds are called which of the following?
lithotrophs
chemotrophs
phototrophs
auxotrophs
- Question 4
The first organisms that oxygenated the atmosphere were:
anaerobic organisms
phototrophic organisms
cyanobacteria
all of these
- Question 5
Which statement is true?
A virion contains DNA and RNA.
Most viruses are easily visualized with a light microscope.
Viruses replicate outside of the cell.
Viruses are acellular.
- Question 6
Why are the targets for anti-fungal drugs much more limited than antibiotics or anti-viral medications?
There are more bacteria and viruses than fungi.
Fungi cause topical infections, while viruses and bacteria cause systemic infections.
Human cells are much more similar to fungi cells than bacteria or viruses.
Fungi can only be targeted during sexual reproduction, while bacteria and viruses can be targeted at any point in their lifespan.
- Question 7
How have mitochondria most likely evolved?
photosynthetic cyanobacterium
membrane proliferation
endosymbiosis
cytoskeletal elements
- Question 8
Which of these locomotor organs would likely be the shortest?
a pellicle
a flagellum
an extended pseudopod
a cilium
- Question 9
What term describes the close association of a fungus with the root of a tree?
an endophyte
a lichen
a mycorrhiza
a rhizoid
- Question 10
A bacteriophage can infect which of the following?
viruses
lungs
bacteria
prions