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BIO145 quiz 3




Question;1 of 25;All of the following are;characteristics of living things except;growth.;production of diseases.;reproduction.;metabolism.;reaction to the external;environment.;Question;2 of 25;One important function of;carbohydrates is that they;form enzymes.;are structural molecules.;repel water.;store energy.;hold genetic information.;Question;3 of 25;Which of the following organic;molecules store energy, provide insulation, and assist in buoyancy?;Proteins;Carbohydrates;Lipids;Nucleic acids;Amino acids;Question;4 of 25;One of the products of;photosynthesis is;water.;energy released into the;surrounding environment.;oxygen.;carbon dioxide.;energy contained in the water;molecules.;Question;5 of 25;During the process of cellular;respiration;energy is released from organic;molecules to do work in the cell;carbon dioxide and water form;sugars;solar energy is transformed into;chemical energy;oxygen and carbon dioxide are;produced;sunlight is used to create energy;Question;6 of 25;Which of the following is not true;of a cell?;It is the basic structural unit of;life.;Mitochondria are found in both;plant and animal cells.;Cell walls are found in all plant;and animal cells.;All organisms are made of one or;more cells.;The membrane-bound structures;within most cells are called organelles.;Question;7 of 25;Which of the following is classified;as a prokaryotic cell?;Bacteria;Fungi;Protist;Animal;Plant;Question;8 of 25;Which of the following shows the;correct level of organization in order of increasing complexity?;Molecule, cell, organelle;individual, community;Organelle, tissue, organ;community, population;Ecosystem, individual, organ, cell;Molecule, atom, cell, organ;system, ecosystem;Atom, molecule, organ, population;ecosystem;Question;9 of 25;A group of organisms of different;species living together on a rocky beach is an example of which of the;following?;Population;Community;Individual;Ecosystem;Colony;Question;10 of 25;The ecosystem best encompasses which;of the following?;All living organisms living in one;area;Populations in one area but not;the physical environment;The community or communities but;not the physical environment;The community or communities and;the physical environment;Populations and communities living;in one area;Question;11 of 25;The cell membrane is said to be;selectively permeable" because it;allows only some substances to;move through.;allows all substances to enter the;cell.;allows all substances to leave the;cell.;allows only the smallest molecules;to enter the cell.;allows only water and salts to;enter the cell.;Question;12 of 25;Marine organisms whose internal salt;concentration varies with that of their environment are examples of which of;the following?;Osmoregulators;Isotonic organisms;Poikilotherms;Osmoconformers;Homeotherms;Question;13 of 25;All of the following are examples of;asexual reproduction except;fission.;fertilization.;plants sending out;runners.;budding.;cell division.;Question;14 of 25;Which of the following shows the;correct taxonomic levels from most inclusive to least inclusive?;Kingdom, phylum, order, species;genus;Kingdom, phylum, family, genus;species;Kingdom, family, order, phylum;genus;Kingdom, order, phylum, genus;species;Order, family, phylum, genus;species;Question;15 of 25;Cellular respiration occurs in the;mitochondria.;endoplasmic reticulum.;Golgi complex.;nucleus.;centrioles.;Question;16 of 25;The end product of cellular;respiration is;oxygen.;nitrogen.;ATP.;amino acids.;glucose.;Question;17 of 25;The events of evolution best explain;how organisms obtain energy from;organic molecules.;why people use a three domain;system of classification.;how life originated on Earth.;the growth and development of;individual organisms.;why so many organisms have;characteristics in common.;Question;18 of 25;Two single-cell organisms are placed;in a 3.5% salt solution. Cell A enlarges slightly and then stops. Cell B;enlarges and finally ruptures. Which of the following was true at the time the;cells were placed in the saltwater?;Cell A was hypertonic to the;solution and cell B was hypotonic.;Cell A was hypotonic to the;solution and cell B was hypertonic.;Cells A and B were isotonic in;relation to each other.;Cell B was hypertonic in relation;to cell A.;Cell A was hypertonic in relation;to cell B.;Question;19 of 25;Natural selection is best shown by;new species being formed by;genetic engineering;breeders selecting animals with;desirable characteristics to mate together;individuals with adaptive traits;surviving and leaving offspring;smaller organisms in any habitat;dying out when the environment changes;osmoconformers surviving in;seawater of constant temperature and salinity;Question;20 of 25;Which kingdom of eukaryotic;organisms is multicellular and capture its food?;Fungi;Animals;Plants;Protists;Bacteria;Question;21 of 25;In order to transport materials in;and out of an organism efficiently, the best situation would be to have a;small surface area to volume ratio;a 1:1 ratio of surface area to;volume;large surface area to volume ratio;inside volume that is;significantly larger than the surface area of the membrane;reduced surface area of the;membrane in comparison to the volume of the cell;Question;22 of 25;and;were long ago free-living cells that joined with other cells in a symbiotic;association.;Chloroplasts and the nucleus;Mitochondria and ribosomes;Chloroplasts and Golgi bodies;Mitochondria and chloroplasts;Ribosomes and the Golgi body;Question;23 of 25;A unicellular freshwater organism;suddenly is placed in a marine environment. It would be expected that the cell;would __________________.;increase in size;decrease in size;stay the same size;change size from smaller to larger;and back to smaller;neither increase or decrease in;size;Question;24 of 25;A freshwater cell placed into a;marine environment would initially be ________________ in relation to saltwater.;hypotonic;hypertonic;isotonic;hypoxic;anoxic;Question;25 of 25;Sea turtles maintain constant;water-salt balance by ________________________________.;moving back and forth between;fresh and salt water;drinking sea water and retaining;as much salt as possible;excreting water throughout the day;secreting salts through glands;near the eyes;retaining both salt and water in;their kidneys


Paper#63221 | Written in 18-Jul-2015

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