Exam 16: Microbial Life: Prokaryotes and Protists

Plasmodium, the organism that causes malaria, is a/an

Protists include

Barry Marshall and his collaborators showed that

Mitochondria evolved through primary endosymbiosis

Which of the following groups include organisms that are a key source of food in all aquatic environments and whose fossilized forms are used as a filter and as a grinding and polishing agent?

Individual prokaryote cells are about ________ eukaryote cells; collectively, all prokaryote cells on Earth ________.

Chloroplasts and then mitochondria evolved through primary endosymbiosis.

Which of the following organisms are common soil decomposers that grow in colonies of branched chains of cells that superficially resemble a fungus?

In secondary endosymbiosis, a/an ________ became endosymbiotic in a/an ________.

Mitochondria and then chloroplasts evolved through primary endosymbiosis.

Cyanobacteria

The two diseases that represent high-priority threats as biological weapons today are

In what way does the green alga Ulva resemble land plants?

A bacterium living in an underground septic tank thrives by absorbing organic compounds from decomposing wastes. What is it?

Bioventing is a scientific technology that uses microorganisms to break down components of fuels in groundwater. Bioventing is an example of

When snapping shrimp are building their homes in the seafloor, goby fish keep guard and flap their tails when danger is approaching. As part of this relationship, the shrimp allow the gobies to sleep in the burrow and use it for cover from predators. This is an example of

After reading the paragraphs below, answer the questions that follow. Textile mills often release dye color and toxic by-products into rivers and streams, which may then taint groundwater. Fungi associated with mangrove trees have been shown to reduce both colors and toxicity in tainted groundwater. -The fungi are being used as a form of

The term for a close association between organisms of two or more species is

If you place an organism classified as a photoautotroph at the bottom of a lake and later see that it is able to acquire nutrients from dead plant material, you can conclude the photoautotroph is actually a

Dunaliella salina is a bacterium that is able to live in aqueous solutions with such high salt concentrations that the salt cannot fully dissolve. D. salina is an example of a/an