PRE-TEST BIO 2

What are two distinct stages that many cnidarians have?

• Egg and adult

• The polyp and the medusa

• The gametophyte and the sporophyte

• Egg and larva

Flatworms can reproduce asexually by which of the following?

• Regeneration

• Producing polyps

• Exchanging both sperm and egg

• Forming larvae

Tags

NGSS.MS-LS3-2

Flatworms have no need for circulatory and respiratory systems because of which of the following statements?

• The spherical body shape allows diffusion of materials into tissues

• The coelom is bathed in blood and oxygen

• The digestive system performs these functions

• Their cells are close to the animal's surface

The acoelomate body type is exemplified by which of the following?

• Annelids

• Flatworms

• Roundworms

• Mollusks

Which of these is NOT a characteristic of sponges?

• A. Water enters through a single cavity, the osculum.

• B. A sessile suspension feeder.

• C. Body wall has two cell layers.

• D. Flagellated collar cells act as sieves to trap plankton.

The group of fungi that include the molds that often grow on bread is the

• Sac fungi

• Common molds

• Club fungi

• Fungi imperfecti

What are all of the known species of bacteria?

• Eukaryotes

• Multicellular

• Viruses

• Prokaryotes

What do bacterial cells lack?

• Chromosomes

• A cell nucleus

• The ability to reproduce

• Flagella

Which of the following conditions would be unsuitable for any kind of bacteria to grow?

• Temperature of 110 degrees celsius

• Acidic environment

• Absence of oxygen

• None of the above

Honeybees as members of the kingdom animalia are related to

• Birds

• Wasps

• Spiders

• All of the above

Tags

NGSS.MS-LS4-2