BIO 211 L practical 1 (Iowa State) || A+ Score Secured.
What is a photoautotroph? correct answers Produce their own food by using light energy.
What is the relationship between Staphylococcus aureus and MRSA? correct answers Both are
staph infections but MRSA is resistant to many antibiotics.
Clostridium tetani produces a protein (tetanospasmin) that is a nuerotoxin. About how much
tetanospasmin is required for a 70 kg (~150 Ibs) human? correct answers 175 nanograms or 2.5
nanograms/1 kg
Bacillus anthracis grows as a pathogen in various animals, including humans, causing the disease
called anthrax. Why is this species able to persist for decades or centuries in harsh conditions
such as temperature extremes, lack of water, etc.? correct answers Because of their genetic
makeup and because they are a dormant endospore.
examples of members of Phylum Cnidaria correct answers Coral, jellyfish, hydra, sea anemones
What is the common name given to members of Phylum Cnidaria that are placed in Family
Faviidae? correct answers jellyfish, anemones, coral
members of Phylum Platyhelminthes correct answers Flatworms
Where do members of Phylum Platyhelminthes digest their food? correct answers gastrovascular
cavity
members of Phylum Annelida correct answers earthworm and leeches
What structure do earthworms use to accomplish respiratory gas exchange? correct answers Use
their skin to breathe
, members of Sub-Class Oligochaeta correct answers Earthworm
To what part of the world is the "night crawler" (Lumbricus terrestris) native? correct answers
Europe
members of Sub-Class Hirudinea correct answers leeches
How do most members of sub-class Hirudinea obtain their food? correct answers blood-sucking
examples of members of phylum Mollusca correct answers clams, chiton, octopi, snails, slugs
members of Class Gastropoda correct answers snails and slugs
Which Classes of Phylum Mollusca available in lab have closed/open circulatory systems?
correct answers Class Gastropoda - open
Class Bivalvia - open
Class Cephalopoda - closed
What does the word gastropod mean? correct answers stomach foot
members of class Bivalvia correct answers clams, oysters, mussels
How to members of class Bivalvia obtain their food? correct answers filter feed
members of class Cephalopoda correct answers Squid, octopus
What is a photoautotroph? correct answers Produce their own food by using light energy.
What is the relationship between Staphylococcus aureus and MRSA? correct answers Both are
staph infections but MRSA is resistant to many antibiotics.
Clostridium tetani produces a protein (tetanospasmin) that is a nuerotoxin. About how much
tetanospasmin is required for a 70 kg (~150 Ibs) human? correct answers 175 nanograms or 2.5
nanograms/1 kg
Bacillus anthracis grows as a pathogen in various animals, including humans, causing the disease
called anthrax. Why is this species able to persist for decades or centuries in harsh conditions
such as temperature extremes, lack of water, etc.? correct answers Because of their genetic
makeup and because they are a dormant endospore.
examples of members of Phylum Cnidaria correct answers Coral, jellyfish, hydra, sea anemones
What is the common name given to members of Phylum Cnidaria that are placed in Family
Faviidae? correct answers jellyfish, anemones, coral
members of Phylum Platyhelminthes correct answers Flatworms
Where do members of Phylum Platyhelminthes digest their food? correct answers gastrovascular
cavity
members of Phylum Annelida correct answers earthworm and leeches
What structure do earthworms use to accomplish respiratory gas exchange? correct answers Use
their skin to breathe
, members of Sub-Class Oligochaeta correct answers Earthworm
To what part of the world is the "night crawler" (Lumbricus terrestris) native? correct answers
Europe
members of Sub-Class Hirudinea correct answers leeches
How do most members of sub-class Hirudinea obtain their food? correct answers blood-sucking
examples of members of phylum Mollusca correct answers clams, chiton, octopi, snails, slugs
members of Class Gastropoda correct answers snails and slugs
Which Classes of Phylum Mollusca available in lab have closed/open circulatory systems?
correct answers Class Gastropoda - open
Class Bivalvia - open
Class Cephalopoda - closed
What does the word gastropod mean? correct answers stomach foot
members of class Bivalvia correct answers clams, oysters, mussels
How to members of class Bivalvia obtain their food? correct answers filter feed
members of class Cephalopoda correct answers Squid, octopus
