Marine Science Exam 2 ACTUAL Exam
Questions and CORRECT Answers
What is the variety and number of species within a habitat or area is known as? - CORRECT
ANSWER - Biodiversity
What is the diversity within and among species based on inherited factors? - CORRECT
ANSWER - Genetic Diversity
What is not a major type of plankton? - CORRECT ANSWER - Abyssalplankton
What is the taxonomy? - CORRECT ANSWER - The science of classifying organisms
What is the system of naming organisms that is used by scientists around the world today is
known as? - CORRECT ANSWER - Binomial Nomenclature
What are mushrooms classified as? - CORRECT ANSWER - Fungi
What are both kelp and diatoms classified as? - CORRECT ANSWER - Protists
What is the process of using chemicals to make sugar? - CORRECT ANSWER -
Chemosynthesis
What are halophiles? - CORRECT ANSWER - Organisms that thrive in extremely salty
water
What would an organism that is heterotrophic and has no cell wall mostly likely be classified as?
- CORRECT ANSWER - Animal
,What would an organism that is photosynthetic, extremely tiny, and lacks cells with nuclei be
classified as? - CORRECT ANSWER - Bacteria
What life function is represented by a Leatherback Sea Turtle controlling the amount of blood
flow to its flippers to reduce heat loss? - CORRECT ANSWER - Regulation
What is the unique ability, used mostly by sea cucumbers, to eject all of their internal organs
from their bodies when they are threatened by a predator called? - CORRECT ANSWER -
Evisceration
What is the life function that is not necessary for maintaining the life of an individual organism
but which must occur in order for the species to survive? - CORRECT ANSWER -
Reproduction
What is all of the chemical reactions that occur within a living organism to maintain its life? -
CORRECT ANSWER - Metabolism
What structure is in complex organisms that have the function of removing wastes away from
cells? - CORRECT ANSWER - Circulatory System
What life function is it when fish releases egg and sperm cells into the water where they meet
and form gametes? - CORRECT ANSWER - Reproduction
Toothed whales and baleen whales have very different mouth striations for carrying out what life
function? - CORRECT ANSWER - Nutrituon
What Phylum are a clam, a mussel and an oyster all classified in? - CORRECT
ANSWER - Phylum Mollusca
What group of organisms is classified in the Phylum Chordata? - CORRECT ANSWER -
Tunicates, bony fish, amphibians
, What organism is most closely related to humans? - CORRECT ANSWER - Sea Squirt
What anatomical feature is a characteristics of Echinoderms such as the sea star? - CORRECT
ANSWER - Water Vascular System
What do squid use their ink sac for? - CORRECT ANSWER - To evade predators and
distract prey
How many hearts does a squid have? - CORRECT ANSWER - Three
What kingdom and phylum are squid classified in? - CORRECT ANSWER - Animalia and
Molluska
How many tentacles does a squid have? - CORRECT ANSWER - Two
What are organisms that float at the mercy of ocean processes such as waves and currents? -
CORRECT ANSWER - Plankton
What are organisms that are animals or animal-like? - CORRECT ANSWER -
Zooplankton
What are types of cells that have a nucleus and true organelles? - CORRECT ANSWER -
Eukaryotic
What are organisms that live in very hot conditions? - CORRECT ANSWER -
Thermophiles
What are organisms with the ability to swim against ocean movements? - CORRECT
ANSWER - Nekton
Questions and CORRECT Answers
What is the variety and number of species within a habitat or area is known as? - CORRECT
ANSWER - Biodiversity
What is the diversity within and among species based on inherited factors? - CORRECT
ANSWER - Genetic Diversity
What is not a major type of plankton? - CORRECT ANSWER - Abyssalplankton
What is the taxonomy? - CORRECT ANSWER - The science of classifying organisms
What is the system of naming organisms that is used by scientists around the world today is
known as? - CORRECT ANSWER - Binomial Nomenclature
What are mushrooms classified as? - CORRECT ANSWER - Fungi
What are both kelp and diatoms classified as? - CORRECT ANSWER - Protists
What is the process of using chemicals to make sugar? - CORRECT ANSWER -
Chemosynthesis
What are halophiles? - CORRECT ANSWER - Organisms that thrive in extremely salty
water
What would an organism that is heterotrophic and has no cell wall mostly likely be classified as?
- CORRECT ANSWER - Animal
,What would an organism that is photosynthetic, extremely tiny, and lacks cells with nuclei be
classified as? - CORRECT ANSWER - Bacteria
What life function is represented by a Leatherback Sea Turtle controlling the amount of blood
flow to its flippers to reduce heat loss? - CORRECT ANSWER - Regulation
What is the unique ability, used mostly by sea cucumbers, to eject all of their internal organs
from their bodies when they are threatened by a predator called? - CORRECT ANSWER -
Evisceration
What is the life function that is not necessary for maintaining the life of an individual organism
but which must occur in order for the species to survive? - CORRECT ANSWER -
Reproduction
What is all of the chemical reactions that occur within a living organism to maintain its life? -
CORRECT ANSWER - Metabolism
What structure is in complex organisms that have the function of removing wastes away from
cells? - CORRECT ANSWER - Circulatory System
What life function is it when fish releases egg and sperm cells into the water where they meet
and form gametes? - CORRECT ANSWER - Reproduction
Toothed whales and baleen whales have very different mouth striations for carrying out what life
function? - CORRECT ANSWER - Nutrituon
What Phylum are a clam, a mussel and an oyster all classified in? - CORRECT
ANSWER - Phylum Mollusca
What group of organisms is classified in the Phylum Chordata? - CORRECT ANSWER -
Tunicates, bony fish, amphibians
, What organism is most closely related to humans? - CORRECT ANSWER - Sea Squirt
What anatomical feature is a characteristics of Echinoderms such as the sea star? - CORRECT
ANSWER - Water Vascular System
What do squid use their ink sac for? - CORRECT ANSWER - To evade predators and
distract prey
How many hearts does a squid have? - CORRECT ANSWER - Three
What kingdom and phylum are squid classified in? - CORRECT ANSWER - Animalia and
Molluska
How many tentacles does a squid have? - CORRECT ANSWER - Two
What are organisms that float at the mercy of ocean processes such as waves and currents? -
CORRECT ANSWER - Plankton
What are organisms that are animals or animal-like? - CORRECT ANSWER -
Zooplankton
What are types of cells that have a nucleus and true organelles? - CORRECT ANSWER -
Eukaryotic
What are organisms that live in very hot conditions? - CORRECT ANSWER -
Thermophiles
What are organisms with the ability to swim against ocean movements? - CORRECT
ANSWER - Nekton
