bio 101
a. Insecta b. Platyhelminthes c. Coelenterate D. Mollusca
A soft body, hard external shell, muscular foot, and filter feeding all describe which of the below organisms?
C: Schistosomiasis vaginal yeast infections athlete's foot ringworms.
All of the below are hazards (diseases) due to fungi except one. Choose the exception.
C: paper products spices chocolate fruits.
All of the below are human benefits of flowering plants today, except:
carbon hydrogen oxygen C: iron nitrogen
All of the below elements comprise 96% of the human body, except what?
they are made of lipid bilayers they regulate what substances enter and leave the cell C: they are not found in plant cells they contain recognition proteins to identify the cell to the immune system.
All of the following are true about plasma membranes, except:
Lyme Disease tooth decay botulism C: malaria
All of the following disorders are caused by bacteria, except:
C: Chondrichthyes Osteichthyes Aves Agnatha
Cartilaginous skeletons are found among the:
26 C: 52 35 43
Children with Schizophrenia are more likely to be born to fathers of what age?
C: 2-5-4-3-1 5-2-4-1-3 1-2-5-4-3 4-2-3-1-5
Choose the correct chronological order of events of mitosis from the beginning to end: (1) cytoplasm divides; (2) chromosomes replicate; (3) chromosomes move to opposite ends of the cell; (4) chromosomes line-up in the middle of the cell and; (5) chromosomes become visible as the nuclear membrane disappears.
Angiosperms Ferns Bryophytes C: Gymnosperms
Christmas trees are examples of what plant group?
a. butterflies b. bumblebees C. honey bees d. hummingbirds
Colony Collapse Disorder refers to a world-wide loss of what animal on which plants depend?
two species evolving from one similar adaptations to different environments one species evolving from two species C: similar adaptations in response to similar environments
Convergent evolution results from:
alters the chromosome alignments at metaphase occurs between sperm DNA and egg DNA at fertilization C: leads to genetic recombination occurs only rarely.
Crossing over:
rocks C: all living organisms atmosphere, where it absorbs harmful UV radiation only in eukaryotic cells
DNA may be found in which of the following:
C: all living organisms rocks atmosphere, where it absorbs harmful UV radiation only in eukaryotic cells
DNA may be found in which of the following?
a. 5-2-4-1-3 b. 2-5-3-4-1 C. 2-5-4-3-1 d. 4-2-5-3-1
Select the proper order of evolution for the following plant groups, from the most primitive to most advanced: (1) Angiosperms; (2) algae; (3) Gymnosperms; (4) ferns; and (5) mosses.
a. poison sacs B. pelvic bones to which legs were attached in their ancestors c. 20 rib bones d. ear bones
Snakes today have in their bodies remnants of [ ] which reflects their evolutionary ancestry.
air chlorophyll genetic information C: water
The central vacuole of a plant cell occupies the largest part of the cell. What is primarily stored in it?
H2O
The common chemical Dihydrogen Monoxide may be dangerous/toxic to people for many reasons. What is this molecule commonly known as?
a. birds b. mammals C. reptiles d. amphibians
The first vertebrate group to produce an egg that could survive on land were the:
a. amphibians b. reptiles C. birds d. bony fish e. mammals
The following features describe which of the below groups of extant (living) vertebrates: endothermic, parents instruct offspring, accessory air sacs within body, and has a gizzard.
C: ignorant (unknowledgeable) knowledgeable well informed generally aware
The general public is [ ] about important scientific issues.
a. Leonardo da Vinci B. Carl Linneanus c. Charles Darwin d. Lamarck
The naming of organisms (Zoological Nomenclature) was invented by whom in 1700s?
A. liver b. tail bone c. wisdom teeth d. appendix
The presence today of "useless body parts" in humans are examples as remnants of our evolutionary history. Which of the below are not one of these useless parts?
A. flatworms b. sponges c. jellyfish d. earthworms
The simplest bilateral nervous system is seen in the:
C: twisted ladder volleyball goal post glove
The structure of a DNA molecule could be best compared to a:
A. allopatric speciation b. polyploidy c. stabilizing selection d. sympatric speciation
The various species of Galapagos finches probably evolved by:
that a special division process reduces the chromosome number by half for sexual reproduction the Law of Dominance that evolution occurs by natural selection C: that DNA is double stranded and arranged like a twisted ladder
Watson and Crick proved:
C: meter celsius liter gram
What is the basic unit of measurement for distance in the metric system?
C: they act like molecular fingerprints that identify the cell they allow water soluble substances to move across the membrane they help cells in a tissue stay connected together they have cites where substances can bind.
What is the function of recognition proteins in cell membranes?
metabolism C: photosynthesis homeostasis mutation
What is the process called in which plants trap and convert sunlight energy into stored chemical energy, and at the same time build organic molecules from simple inorganic materials in the environment?
A. ferns b. flowering plants c. pine trees d. algae
What plant group is responsible for all our fossil fuels (oil, coal, natural gas) today?
a. more mitochondria for energy for the virus b. more food particles c. more liposomes to isolate themselves from water D. more viral particles
When a virus takes over the machinery of a cell, it forces the cell to manufacture:
C: strong capacity for adhesion altered plasma membrane lethality abnormal growth.
Which of the below is not a characteristic of cancer cells?
A. amoeba b. mushroom c. yeast d. mold
Which of the below is not a fungus?
a. S-curve b. straight line c. U-shaped curve D. bell-shaped curve
Which of the below type of graphs best describes the variation within a population?
C: frog turtle lizard snake
Which of the following animals is an amphibian?
cell wall C: cell membrane large water vacuole chloroplast
Which of the following does a plant cell and animal cell possess?
a. flatworms b. roundworms C. sponges d. coelenterates
Which of the following invertebrates is considered most evolutionary primitive?
a. differences in breeding time of day between two species B. differences in chromosomes, causing hybrid sterility c. differences in habitat preferences d. differences in courtship behavior
Which of the following is a postmating isolation mechanism?
possess adaptations to their environment reproduce C: breathe oxygen have movement.
Which of the following is not a characteristic of life?
C: most animals survive to maturity and reproduce members of species differ from each other more animals are born than live to reproduce some of these differences are inherited; some varieties are more adaptive than others
Which of the following is not a factor in Darwin's theory of evolution?
nuclear membrane appears cytoplasm divides C: chromosomes separate spindle dissolves
Which of the following is not a part of telophase of meiosis?
a. they are larger than bacteria b. they have organelles like any other cell c. they can be killed by antibiotics D. they are infectious agents that are not alive
Which of the following is true about viruses?
C: Hooke Morgan Redi Pasteur.
Who was the first person to build a microscope and report the existence of cells (cork)?
5 C: 10 20 30
A cell with 10 chromosomes undergoes mitosis. Each daughter cell will receive [ ] chromosomes.
bees hummingbirds wasps C: the wind
A flower that is small, inconspicuous, and produces no fragrance or nectar is probably pollintated by:
the cell bursts salts flow out of the cell C: the cell shrinks enzymes flow out of the cell.
A free-living single celled organism living in a fresh water pond is collected and transferred to salt water. Which of the following is likely to happen?
a group of similar phyla a very smart person a microscopic habitat C: a group of similar species
A genus refers to:
community C: population biosphere consumer
A group of interbreeding organisms of the same kind in a given area is called a [ ].
oxygen levels in the atmosphere metabolism C: hereditary instructions of the nucleus the life cycle of an organism
A mutation is a change in:
a. chicken and rooster b. poodle and German shepard dogs c. Persian cat and calico cat D. horse and donkey
A species is a group of closely related organisms which interbreed with each other but not with members of other groups, and produce fertile offspring. Which of the following do not produce fertile offspring?
A. directional selection b. disruptive selection c. stabilizing selection d. artificial selection
A type of natural selection in which a shift in the gene frequency favors one previously rare character in response to an environmental change is termed
A. enzymes for respiration b. nucleic acid core c. noncellular organization d. protein coat
A virus is characterized by all of the following, except:
Principle of Segregation C: Principle of Dominance Principle of Independent Assortment Principle of Evolution.
According to Gregor Mendel, the fact that children are not a blend of their parents but show one or another trait, is an example of:
the organism itself C: humans the environment God
According to the concept of artificial selection, the selective agent is:
C: humans the organisms itself the environment God.
According to the theory of artificial selection, the selective agent is:
A. oxygen b. methane c. ammonia d. hydrogen
Aerobic bacteria need [ ] to survive
a. are eukaryotic b. require oxygen c. reproduce slowly D. are one-celled
All bacteria:
the fetus directly C: the fetal cells floating in amniotic fluid sperm blood cells
Amniocentesis involves sampling:
multicellular organisms population C: ecosystem community.
Among the levels of Biological Organization, which of the below levels is the most inclusive level?
a. produce many, large apple fruits B. produce no fruits at all c. flower later d. produce smaller apples
An apple tree grown indoors without pollinators will:
a. all species are created in their present form b. speciation always occurs rapidly c. offspring inherit acquired characteristics D. individuals with certain characteristics have a better chance of surviving and reproduction than others
An important characteristic of Darwin's theory of evolution is that:
a. birds and mammals b. reptiles and mammals C. birds and reptiles d. amphibians and reptiles
Archaeopteryx was a transitional form between:
birds and mammals reptiles and mammals C: birds and reptiles amphibians and reptiles.
Archaeopteryx was a transitional form between:
C: 3-1-5-4-2 3-4-5-2-1 1-3-5-4-2 5-4-1-3-2
Arrange the following steps (events) of allopatric speciation in their proper order from beginning (1 sp.) to end (2 spp.): (1) georaphic isolation; (2) 2 species; (3) 1 species; (4) reproductive isolation; (5) divergent evolution.
C: its molecules move further apart it cools the surrounding environment its hydrogen bonds break apart its molecules move closer together
As water freezes,
XX XO XXX C: XY
Below are some possible sex chromosome arrangements of people. Which represents a male?
C: Mesozoic Cenozoic Paleozoic
Birds evolved from reptiles during which geologic period?
A. plants which have no specialized tissues for the conduction of water and nutrients b. plants which have such specialized tissues c. plants which decompose organic matte d. plants with multicellular reproductive structures
Describe a nonvascular plant:
C: plants which have no specialized tissues for the conduction of water and nutrients plants which have such specialized tissues plants which decompose organic matte plants with multicellular reproductive structures
Describe a nonvascular plant:
Mesozoic Cenozoic Paleozoic Correct: none of the above
Dinosaurs and humans evolved together in which of the following geologic time periods:
dogs are more evolutionary advanced than hamsters hamsters are more prone to mutations sympatric speciation is more common in dogs C: nothing at all, since the number of chromosomes do not determine a species' relative evolutionary advancement
Dogs have 78 chromosomes and hamsters have 44 chromosome in the diploid state. These imply that:
5 26 C: 21 48
Down's Syndrome in humans is caused by an extra chromosome at what chromosome pair?
a. Gymnosperms B. Angiosperms c. Ferns d. Bryophytes
Elm trees are examples of what plant group?
is often perceived as a slow and gradual process may be interpreted as relatively long stability in species interrupted by abrupt changes in a species in response to a sudden environmental change or selective force is understood today as viewed by Lamarck C: both A and B
Evolution:
a. mosses b. ferns c. gymnosperms D. angiosperms
Evolutionarily, the first flowers appear in the:
advanced complex C: primitive widespread
Fossils in the lowest geological strata are generally the most:
C: pea plants rats fruit flies rabbits
Gregor Mendel is known for conducting experiments about the inheritance of traits with what experimental subject?
23 46 47 C: 92
How many chromosomes are there in a dividing human cell at Metaphase of Mitosis?
46
How many chromosomes does a human fetus have?
a. cockroaches B. fish c. earthworms d. sea stars
Human embryos in our early stage of development are very similar to early embryos of what other animal?
a. Chordata, Aves, Carnivora B. Chordata, Mammalia, Primates c. Echinodermata, Osteichythes, Carnivora d. Mollusca, Amphibia, Rodentia
Humans belong to the Kingdom Animalia, Phylum [ ], Class [ ], Order [ ], Genus Homo, and Species sapiens.
0 C: 6 12 24
If 6 primordial sex cells in the sex organs of a human female each undergo meiosis simultaneously, how many functional (viable) female gametes (eggs) will be produced?
the children of both marriages will be identical genetically C: the children of each marriage will be different genetically each couple will only give birth to twins themselves each couple will be infertile because of incompatible chromosomes.
If identical twin female sisters marry identical twin male brothers, what will the children of these two marriages look like?
a. DNA viruses b. viroids C. RNA viruses d. prions
Measles, flu, common cold, and AIDS are examples of which type of viruses?
1; 2 diploid 1; 2 haploid C: 2; 4 haploid 2; 4 diploid
Meiosis consists of [ ] nuclear divisions that result in [ ] cells.
ionic bond compound C: organic compound inorganic compound compound that contains hydrogen bonds
Methane (CH4) is a very common compound in the world. Select the below best description of this compound.
pigments C: DNA ribosomes centrioles
Mitochondria are unusual in that they have their own:
all living things are made of cells cells are the basic units of life all cells arise from preexisting cells C: all of the above.
Modern cell theory states that:
Protista Animalia C: Fungi Plantae
Mushrooms are members of which Kingdom?
a. birds b. orchids C. beetles d. flowers
Of the 10 million species on the Earth today, which of the below groups is the most diverse in terms of the number of species?
make money as required by law become famous C: disseminate the results to others.
Once a conclusion has been reached through scientific experimentation, the work must be written and published in a journal in order to:
decomposers other producers C: the sun dead consumers
Organisms designated as "producers" usually obtain their energy from:
natural selection adaptation C: artificial selection gene flow.
Our present diversity of dog breeds is an example of:
a. serve as storage for plant genes that are sold to researchers b. banks for farmers to hold money in times of adverse weather and crop losses c. high security locations to store new plant genes created by large food companies D. to store plant seeds to ensure future plant diversity after natural or human disasters
Plant Gene Vaults exist in select locations around the world.What are their purpose?
X-linked recessive inheritance Autosomal recessive inheritance C: Autosomal dominant inheritance Future lawsuits against McDonalds for eating hamburgers.
Progeria, Polydactyly, Huttington's Disorder, and Dwarfism are examples of what?
C: the germ cells are older, resulting in a greater chance for the failure of chromosomes to separate during meiosis their own body cells have an extra chromosome their diet lacks the proper amount of iron they do not exercise
Women over the age of 40 are more likely to have a child with Down's Syndrome because:
mitochondria ribosomes C: chloroplasts contractile vacuoles.
[ ] are oval shaped organelles found in plant cells that carry on photosynthesis.