Snyder Chapter 7 Viruses, Bacteria, Protists, and Fungi

The spores that fungus-like protists produce A. grow into new organisms B. produce slime on which the protist can move C. break down food for the protist D. form pseudopods

A

What characteristic of viruses makes them useful in gene therapy? A. Their ability to enter cells B. their ability to remain inactive for a long time C. their inability to multiply in cells D. Their inability to take over the functions of host cells

A

What characteristics do all algae share? A. They are autotrophs B. They are unicellular C. They are multi-cellular D. They live in colonies

A

Which phrase describes the size of virus particles? A. smaller than cells B. slightly larger than cells C. the same size as cells D. much larger than cells

A

A virus's proteins are important because they A. contain genetic material B. make new virus particles C. provide energy for the virus D. help the virus attach to its host

D

Club Fungi are named for A. Their food source B. their movement C. where they live D. the appearance of their reproductive structures

D

Protozoans such as ciliates and flagellates, are____ A. animal like protists B. plant like protists C. fungus-like protists D. bacteria like protists

A

A ______ is an organism that lives on or in a host and causes it harm A. parasite B. virus C. bacteria D. fungi

A

Algae may be green, orange, red, yellow, brown or black depending on the _____ they contain A. pigments B. colors C. how our eyes see things D. how the sunlight is reflected back into our eyes

A

Bacteria recycle earth's nutrients by A. breaking down the complex chemicals into simple ones B. eating the substances and digesting them C. destroy the chemicals D. none of the above

A

Bacteria reproduce sexually through A. conjugation B. binary fission C. bacteria cannot reproduce D. none of the above

A

Binary fission is the bacterial process of A. asexual reproduction B. obtaining food C. producing energy D. forming endospores

A

Chicken pox is a virus caused disease, the vaccine for it came out for children in 1995, How did the rates change? A. The rates went down B. The rates stayed the same C. The rates went up D. The virus was wiped away and never seem since

A

Bacteriophages are viruses that attack and destroy A. plants B. bacteria C. humans D. other viruses

B

Like animals, animal-like protist are A. autotrophs B. heterotrophs C. unicellular D. prokaryotes

B

Spores are produced in reproductive structures called_____ A. budding B. fruiting bodies C. conjugation D. seeds

B

The chemicals that ooze from a fungus' hyphae into its food source A. absorb the food B. break down the food C. harden the food D. nourish the food source

B

The genetic material of a virus is found in its A. coat B. core C. coat and core D. nucleus

B

Which of the following statement about fungus reproduction is true? A. Fungi only reproduce asexually B. Fungi can reproduce by making spores C. Fungi reproduce sexually by budding D. Fungi reproduce asexually by joining hyphae and exchanging genetic material.

B

Which process is used to kill bacteria in foods such as milk and juice? A. Conjugation B. pasteurization C. binary fission D. decomposition

B

How are fungus-like protists similar to fungi A. They are unable to move B. They are autotrophs C. They use spores to reproduce D.They do not have cell walls

C

What process results in genetically DIFFERENT bacteria? A. binary fission B. respiration C. conjugation D. asexual reproduction

C

Which of the following is a characteristic of fungi? A. They are autotrophic B. they lack cell walls C. They are Eukaryotas D. They reproduce with seeds

C

Which shape describes some bacterial cells? A. cube-shaped B. bullet-shaped C. spiral D. robotlike

C

Which virus is named for the organism that it affects A. influenza virus B. smallpox virus C. bacteriophage D. West Nile virus

C

Viruses are considered to be nonliving because they A. cannot multiply B. use energy to grow C. are smaller than bacteria D. do not show all characteristics of life

D

What bacteria-killing fungus did Fleming isolate in his 1928 experiment A. ringworm B. corn smut C. wheat rust D. Penicillium

D

Which part of a virus determines which host cell it can infect? A. nucleus B. protein coat C. ribosomes D. surface proteins

D

Which structures allow sarcodines such as amoebas to move? A. cilia (hairs) B. contractile vacuoles C. flagella (whip like) D. pseudopods

D