ASU BIO 182 Exam Questions and Correct Answers

Which group is not a population? A. People B. Bacteria C. Giant pandas D. Bark scorpions E. All four groups are populations Answer- E How would you estimate the number of whales in a population? Answer- Mark and recapture True or False? Sampling quadrants would be the better method for esti...

Who developed palentology Answer- The study of fossils by Cuvier What did Lyell's perceive on the voyage of beagle Answer- adaptation Who defined Natural Selection? what's the definition? Answer- Lyell process in which individuals with favorable inherited rates are more likely to survive ...

how many species live in planet Earth? Answer- unknown-roughly 3 to 5 million why is life so incredibly diverse, yet so strangely similar? Answer- organisms can contain similar features. planes have wings, birds have wings-this feature is useful for different things (different for penguins, p...

trait Answer- a characteristic of an organism that varies genetically phenotype Answer- a description of an organism's appearance or behavior mutation Answer- an error in the sequence of nucleotides when copying DNA allele Answer- a form of a gene that affects the way an organism looks or be...

What is systematics? Answer- Study of biological diversity and the evolutionary relationships among organisms, both extinct and modern What is Taxonomy? Answer- Science of describing, naming, and classifying living and extinct organisms and viruses What are the 8 categories of taxonomic hier...

Be familiar with the common characteristics of animals. Answer- - Multicellular heterotrophs - cells lack cell walls -most have nerves, muscles, and capacity to move at some point in the life cycle - able to reproduce sexually - specialized sensory structures and nervous system - cells exist ...

What are some commone characteristics of animals? Answer- multicellular heterotrophs lack of cell walls nervous tissue sexual reproduction Hox genes What life cycle does all animal show? Answer- gametic What are the likely ancestors of animals? Answer- chaonoflagellates protists What are 3...

What is extinction? Answer- The loss or death of a species What is mass extinction? Answer- A decline in biodiversity greater than the background extinction rate What is background extinction? Answer- Background extinction occurs when certain populations are reduced to zero because of normal ...

Phylum Porifera Characteristics Answer- - sponges - considered the basal animal - sessile animals - lack true tissues -filter feeders -hermaphrodites phylum Cnidaria characteristics Answer- - have true tissues -gastrovascular cavity -ring of tentacles with cnidocytes to capture prey - p...