BIOLOGY

Which part of the figure represents the sporophyte?

A

Which structure is the anther?

A

While walking in the woods, you come across some low-growing plants clustered at the base of a tree. You collect one as a specimen for biology class. Upon examination in the lab, you find that the leaf-, stem-, and root-like structures contain no vascular tissue. The plant is

A bryophyte/ moss

The genetic material of a bacterium will always include

A circular chromosome.

A virus is specific to a particular type of host cell because

A glycoprotein spike or a proton of the capsid adheres to a receptor on the surface of a compatible host cell

Which statement about bacteria is incorrect?

All bacteria are pathogenic to humans

Without bacteria in the environment

All of the choices are correct.

Which of these is not a fungal disease (mycosis)?

All of the choices are fungal diseases.

Apples, oranges, peanuts, and rice grains are produced by

Angiosperms

When making bread, you first "proof" the yeast by mixing with sugar in lukewarm water. Assuming that the yeast are alive, what happens next and why?

Bubbles form as the yeast ferment the sugar and release carbon dioxide

Which part of the figure represents the gametophyte?

C

Which structure is the style?

C

Which group is responsible for bioluminescence, red tide, and lives within corals?

Dinoflaggellates

Which structure is the ovary?

E

Which of the following statements regarding bacterial endospores is false?

Endospores are reproductive structures.

The idea that mitochondria may have resulted when a nucleated cell engulfed aerobic bacteria is known as the

Endosymbiotic hypothesis

Which of the following is not a characteristic of Paramecium?

Engulfs prey with with pseudopods.

A(n)______ is an individual animal that possesses both male and female sex organs

Hemaphrodite

How is a mycelium a valuable adaptation for a fungus?

It provides a large surface area for the absorption of nutrients and moisture

A researcher infects a bacterium with a bacteriophage and notices that the infection does not immediately bring about the destruction of the host cell. Instead, the plague genetic material is copied whenever the host reproduces. Which viral replication cycle is described here?

Lysogenic cycle

The relationship between the protist and the coral is which type of symbiosis?

Mutualistic

Which statement about the economic uses of plants is incorrect?

Peat moss is used to reduce moisture levels in garden soil

Which group of protozoans are the causative agent in malaria?

Plasmodium

Which of the following groups has at least some members with cell walls?

Protists, bacteria, and archaea

Which of the following is not a similarity that protozoans have to animals?

Protozoans are able to photosynthesize.

Amoeba move by the use of _______

Pseudopodia

1.Which of these is mismatched?

Salmonella - amoeba

Bacteria that secrete digestive enzymes into their surroundings in order to decompose nonliving organic matter are called

Saprotrophs

Which of these diseases is not caused by roundworms?

Schistosomiasis

Which statement about sponges is correct?

Sponges are filter feeders

Part Z is

Stored food

Penicillin is an antibiotic drug that interferes with cell wall synthesis in bacteria, eventually resulting in cell death. What effect would you predict if you applied penicillin to archaea?

The archaea would not be affected, since they do not contain peptidoglycan

African sleeping sickness is caused by

Trypanosoma

Which of the following are acellular?

Viruses

Which of these does not belong in any Domain of life?

Viruses

Which of the following statements is incorrect for all viruses?

Viruses have envelopes

_____ is the vascular tissue that conducts water and minerals from a plants roots to its leaves

Xylem

Some scientists estimate that over half of the world's rainforest has already been lost, mostly due to human activities. What would you predict as a consequence of the massive loss of plant life?

an increase in atmospheric carbon dioxide

Which are the most numerous and diverse vertebrates?

bony fishes

The exoskeleton of an arthropod is composed largely of the polysaccharide

chitin

Which of these is a bivalve?

clam

Which of these is not a chordate characteristic?

coelomization

Retroviruses

contain reverse transcriptase

Which structure is characteristic of angiosperms?

flower

Which of these is mismatched?

food poisoning—archaea

If a plant has vascular tissue, megaphylls, and seeds, but not flowers, then it is a(n)

gymnosperm

3.Which of these is mismatched?

gymnosperm - spore

Conifers such as pine trees are

gymnosperms

2.Which of these is mismatched?

gymnosperms- fruits

Which of these is a unique characteristic of mammals?

hair

Which is the largest, most diverse group of anthropods?

insects

Which of these has radial symmetry?

jellyfish

A mutualistic association between a fungus and a cyanobacteria or green algae is a

lichen

Which organism does not posses features that identify them as an arachnid?

lobster

Beekeepers and scientists are puzzled and troubled by a decline in populations around the world. What would you predict as a likely consequence of the widespread lack of bees?

loss of crop productivity

Pollen grains are

male gametophytes

The mantle, foot, and visceral mass are all parts of a(n)

molluse

The gametophyte is the dominant generation in

mosses

The body of a typical fungus is termed a(n)

mycelium

The____ of a virus is enclosed by a ____ capsid.

nucleic acid; protein

By definition, a fruit is derived from the

ovary

Cyanobacteria are important producers as

photoautotrophs

Animals are not

photosynthetic

Which feature is believed to have been the first step in the evolution of land plants from the green algae?

protection of the embryo

Most fungi in the environmental function as

saprotrophs

If you were to examine chunks of coal for plant fossils, you would most likely find

seedless vascular plants or bryophytes

The repetition of body parts along the length of an animal's body is termed

segmentation

Which is an example of parazoa?

sponges

In a black bread mold, spores are produced in

sporangia

Which of these is a cephalopod?

squid

An endoparasitic acoelomate with a body consisting of a scolex and a series of proglottids is a

tapeworm

In protostome development

the blastopore becomes the mouth

What is the function of the fungal fruiting body?

to produce spores

Which are the "invertebrate" chordates?

tunicates and lancelets but not jawless fishes

Protists can be

unicellular or multicellular