Ecology
Cells
Genetics
Evolution
Classification
100
8.Many more species of plants and animals live in a tropical rain forest than live in a desert. This difference is most likely due to the fact that, compared to a tropical rain forest, a desert a.Has less available sunlight b.Contains soil with sand c.Contains less water d.Has more carbon dioxide in the atmosphere
What is c.Contains less water
100
16.Which organic molecule is produced when three fatty acid molecules bond to one glycerol molecule? a.Carbohydrate b.Protein c.Lipid d.Nucleic acid
What is c.Lipid
100
One similarity between DNA and RNA is that they both contain a.The same sugar b.Genetic codes based on a sequence of nitrogen bases c.The nitrogen base uracil d.Double stranded molecules
What is b.Genetic codes based on a sequence of nitrogen bases
100
Evolution is best described as a.A process of change in a population through time b.A process by which organisms become extinct c.The reproductive isolation of members of certain species d.The replacement of one community by another
What is a.A process of change in a population through time
100
Which is the strongest evidence for an evolutionary relationship between two organisms? a.Similarity in behavior b.Similarity in DNA c.Similarity in habitat d.Similarity in structure
What is b.Similarity in DNA
200
6.Which type of biome occupies the largest area of the Earth? a.Marine b.Grassland c.Tropical rain forest d.Temperate deciduous forest
What is a.Marine
200
21.Which statement is not part of the cell theory? a.Cells are the basic unit of structure of living things b.Cells are the basic unit of function of living things c.Cell part are things like chloroplasts d.Cells come from preexisting cells
What is c.Cell part are things like chloroplasts
200
In a human, what is the ratio of the normal chromosome number in a nucleus produced by mitosis to the normal chromosome number in a nucleus produced by meiosis? a.1:1 b.2:1 c.3:1 d.4:1
What is b.2:1
200
Which of the following are examples of homologous structures? a.Human arm, whale fin, and bat wing b.Human eye, octopus eye, shark eye c.Bird wing, insect wing, bat wing d.Giraffe neck, giraffe leg, giraffe tail
What is a.Human arm, whale fin, and bat wing
200
What feature in a cell can help you identify whether it is a prokaryotic or eukaryotic cell? a.The cell wall b.The cell membrane c.The ribosomes d.The nucleus
What is d.The nucleus
300
10.Which of the following is an example of commensalism? a.Clown fish living in sea anemones b.Athlete’s foot fungus on humans c.Barnacles traveling on whales d.HIV living in humans
What is c.Barnacles traveling on whales
300
Watering a droopy plant will help restore its shape. Which statement best describes what happens to restore the plant to its original condition? a.Water left the plant leaf cells by diffusion b.Water entered the cells of the leaf by diffusion c.Osmosis caused salts to enter the leaf cells d.Salts in the leaf caused water to leave the cell
What is b.Water entered the cells of the leaf by diffusion
300
A cross between to plants that have pink flowers produced plants that have red, pink, or white flowers. Which is the most likely explanation for these results? a.Intermediate inheritance occurred so the alleles are not clearly dominant or recessive b.Mutations occurred c.Crossing over of red and white alleles occurred during meiosis d.Nondisjunction of homologous chromosomes resulted in the production of abnormal offspring
What is a.Intermediate inheritance occurred so the alleles are not clearly dominant or recessive
300
Fossil records indicate that between 80 million and 60 million years ago the structure of the horned dinosaur underwent rapid changes separated by long period of stability. This pattern of change best illustrates the concept of a.Use and disuse b.Punctuated equilibrium c.Gradualism d.Enzyme specificity
What is b.Punctuated equilibrium
300
Scientists discover a new organism. The organism is an autotrophic multicellular organism. What kingdom does the organism most likely belong to? a.Archaebacteria b.Plantae c.Animalia d.Eubacteria
What is b.Plantae
400
Why does each successive feeding level in an energy pyramid have less biomass? a.Carnivore biomass is less than producer biomass as a result of energy being lost as it flows from producers to carnivores b.The primary consumer level contains more stored energy than the producer level c.Consumers have more biomass than autotrophs because they must absorb all of the light energy in an ecosystem d.Biomass differences in an ecosystem result from competition between producers
What is a.Carnivore biomass is less than producer biomass as a result of energy being lost as it flows from producers to carnivores
400
Which cell is most directly involved with the bonding of amino acid? a.Mitochondrion b.Endoplasmic reticulum c.Cell wall d.Ribosome
What is d.Ribosome
400
Dolly, a famous sheep, was born in 1996. Dolly was a clone of her mother and had no biological father. Which of the following is not an ethical issue or concern about the cloning of humans? a.Gene therapy may change what it means to be an individual b.Gene therapy may change what we think about death c.Gene therapy may result in new diseases d.All of the following are ethical issues/concerns about cloning
What is d.All of the following are ethical issues/concerns about cloning
400
Differences between the members of a population will most likely be passed to future generations if they are a.Due to genetic changes and result in unfavorable variations b.Due to genetic changes and result in favorable variations c.Not due to genetic changes and result in unfavorable variations d.Not due to genetic changes and result in favorable variations
What is b.Due to genetic changes and result in favorable variations
400
A multicellular organism is found to have nuclei in each of its cells. Each cell is surrounded by a cell membrane, but not by a cell wall. To which kingdom does it most likely belong? a.Fungi b.Animalia c.Plantae d.Protista
What is b.Animalia
500
As water cycles through an ecosystem, which process returns it to the atmosphere? a.Hydrolysis b.Transpiration c.Condensation d.Cyclosis
What is b.Transpiration
500
BONUS BOX!!! Your team wins 500 points!
Congrats!
500
A mother with blonde hair pregnant with her fourth child remarked, “This one has to have blonde hair because my other three children have brown hair like their father.” Which statement best describes the accuracy of the mother’s statement? a.The mother is wrong because the chance of having a child with blonde hair will always be the same for her family b.The mother is wrong because if the other children have brown hair, the next child will automatically have brown hair c.The mother is right because the genes of the mother are dominant over the genes of the father d.The mother is right because the child usually inherits hair color only from the mother
What is a.The mother is wrong because the chance of having a child with blonde hair will always be the same for her family
500
Mutations within a DNA sequence a.Produce genetic diversity b.Always affect the phenotype c.Are unnatural processes d.Are harmful to genetic diversity
What is a.Produce genetic diversity
500
An organism is unicellular and made up of prokaryotic cells. The organism has a cell wall but no chloroplasts. It lives in extreme heat and where there is little oxygen. Into what kingdom should the organism be classified? a.Eubacteria b.Plantae c.Archaebacteria d.Animalia
What is c.Archaebacteria
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