STUPID ASS MARINE FOOKIN BIO MIDTERM

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what is the estimated annual value of the ocean's living systems?

$20 trillion

how much of the earth's oxygen is generated by marine organisms

50%

from the general statement "all fishes lay eggs, which of the following results from deduction: A) since tuna are fish, tuna lay eggs B) since tuna are fish, tuna swim C) egg laying is beneficial to fishes D) tuna must lay their eggs in deep water E) since fishes are marine, tuna lay eggs

A

one of the following is outside the realm of science: A) observations made using ESP B) data collected from an experiment C) data collected from the field D) anything that can be obtained by our senses E) observations made by satellites

A

which of these is not an organic compound? A) water B) sugars C) proteins D) lipids E) nucleic acids

A

an experiment can be best described as:

an artificially created situation to test a hypothesis

the challenger expedition made collections of marine organisms:

around the around

the end product of cellular respiration for direct use of the cell is:

atp

prokaryotes include:

bacteria

charles darwin, who proposed the theroy of evolution, was famous for his work with:

barnacles

a limiting factor of science is that it cannot:

make judgments about ethics, values, and morality

cellular respiration occurs in the:

mitochondria

when can a hypothesis be accepted as absolutely 100% true?

never

the most important nutrients for plant growth in the ocean are:

nitrogen and phosphorus

stores and transmits genetic information

nucleic acids

by-product of photosynthesis

oxygen

the scientific method can be best described as:

procedures used to learn about our world scientifically

jacques cousteau is best known for helping to perfect which marine techonology?

scuba

what is the role of atp in organisms?

serves as an energy storage molecule for direct use by the cell

during the process of cellular respiration:

solar energy trapped in photosynthesis is released

a technological development that was a direct development of ww2 for finding U-boats

sonar

the biochemical function of enzymes is to:

speed up chemical reactions

one important function of carbohydrates is that they:

store energy

in experiments, scientists create artificial situations to test hypothesis because:

they cannot make the necessary observations under natural conditions

found only in dna

thymine

the factors that might affect observations and can be manipulated

variables

a marine biologist observes that mako sharks, sardines, and salmon leap out of the water. an example of induction from these observations is: A) only some fishes can leap out of water B) all fishes leap out ofwater C) fishes leap out of the water to escape from predators D) flatfishes can leap out of the water since they live on the bottom E) leaping out of the water is often used in feeding

B

all of the following are characteristics of living things except: A) they grow B) they all produce diseases C) they all reproduce D) they all metabolize E) they all react to the external environment in some way

B

all of the following are organelles except: A) endoplasmic B) dna C) nucleus D) mitochondria E) chloroplasts

B

which of the following classes of biochemicals is composed of amino acids: A) carbohydrates B) lipids C) proteins D) nucleic acids

C

which of the following is not true of a cell? A) it is the basic structural unit of life B) mitochondria are found in both plant and animal cells C) the cell membrane allows all substrates to pass in and out of the cell freely D) all organisms are made of one or more cells E) the membrane-bound structures with most cells are called organelles

C

which of the following organic molecules store energy, provides insulation, and assists in buoyancy: A) proteins B) carbohydrates C) lipids D) nucleic acids E) amino acids

C

which of these is an example of a hypothesis that is not a valid scientific hypothesis because it cannot be proven false: A) the earth is flat B) the sun revolves around the earth C) organisms similar to deep-water marine worms live in the center of the earth D) the deepest spot on the ocean is off the coast of a volcanic island E) whales listen to sound

C

which of the following shows the correct level of organization in order of increasing complexity: A) molecule, cell, organelle, individual, community B) organelle, tissue, organ, community, population C) molecule, atom, cell, organ system, ecosystem D) atom, molecule, organ, population, ecosystem

D

who was the first scientist credited with documenting that sea floor life varies with depth?

Forbes

a control that can be best defined as:

a variable that is best kept constant in an experiment


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