Predator Study guides, Revision notes & Summaries

Acanthostega correct answer: 360 MYA, first amphibian/ tetrapod had gills, tail fin, labryinthodont teeth, free digits Arthodires correct answer: 20 ft long, jawed fish, big ass fish, top predator but very slow Amino acids correct answer: proteins of life Agnatha correct answer: chordate jawless fish Lobefin fishes correct answer: more complex, has little paddle like bones; includes lung fish, coelacanth, osteolepiforms. Gave rise to amphibians DNA correct answer: nucleic ac...

What are the practical reasons (and their justification) to continue to prioritize conservation of species in the wild? - Answer-1) the reality that this is the only practical hope for the vast majority of species 2)the value of relatively wild habitats in accommodating species evolves requirements 3)the value to both ecosystems and humans of species remaining functional components of ecosystems 4) the roles of the wild in inspiring conservation action by humans What are the two interlock...

What is Wildlife Management? - Answer-The application of ecological knowledge to populations of animals and their plant and animal associations in a emmer that strikes a balance between the needs of the populations and the needs of people. Feral: - Answer-an animal that is desenced from domesticated ancestors and that is now living in wild state not controlled by humans (esp. in regards to reproduction) What is the difference in a "game" and a "nongame" species? Who specifies if a speci...

Behavioral defense - ANSWER-mechanisms involving activities that protect prey from predators Chemical defense - ANSWER-producing toxic metabolites to deter other things eating them mimicry - ANSWER-done to imitate a dangerous organism batesian mimicry - ANSWER-one species harmful/distasteful and the other is not (toxic, poisonous, distasteful) Predation - ANSWER-consumption of one organism by another, prey is alive when 1st attacked Numerical response - ANSWER-increases in predator popu...

Trophic level - Answer-"feeding level" in a food chain or food web primary producer - Answer-autotrophs (self feeders) ex: phytoplankton primary consumer - Answer-herbivores feed directly on primary producer secondary consumer - Answer-carnivores that feed on herbivores tertiary consumer - Answer-carnivores that feed on other carnivores top predators - Answer-carnivores at the top of the food chain succession - Answer-gradual change in an ecosystem that occurs over a period of time EX...

Rhode Island was the first state to close the hunting season on _______. correct answer: white-tailed deer In 1996 Congress placed the NBS under the _______. correct answer: USGS _______ was the poison used in Colorado to kill bears. correct answer: thallium The "Theory of Acquired Characteristics" was first advanced by _______. correct answer: Lamarck The majority of vertebrate species in Florida and Colorado are properly classified as _______ species. correct answer: non-gam...

In certain areas of Sub-Saharan Africa high levels of anemia are exhibited as a consequence of iron deficiency. What other symptom would you expect might be found in these peoples? A. goiter B. decrease in immune function C. high degree of oscillation in blood glucose levels D. scurvy E. reproductive failure B. decrease in immune function Inflammation and injury of the pancreas can cause elevated levels of serum amylase. Injury or disease of which of the following organs might you...

Pest Control Technician Exam Latest Update Graded A+ Cholinesterase enzyme produced in the liver how do carbamates and organophosphates affect Cholinesterase? - organophosphate insecticides inhibit cholinesterase activity - carbamate insecticides inhibit cholinesterase activity Cultural Control Control of agricultural pests through environmental techniques, such as crop rotation and maintenance of native vegetation Biological Control the control of a pest by the introduction ...

Be able to identify an epidemic or panic discourses when it is being used. correct answers Epidemic discourse: STIs - number of people infected, transmission routes (symptoms and treatment), course of infection; the way it's transmitted (sexually) is what makes the discourse different •Panic discourse: STIs - group (like prostitutes), moral meaning, categorize, simplistic solutions (like teaching abstinence in high school) What are the six components of the Moral Contagion Model? corre...

A thin-shelled crab can more readily move to escape a predator than can a thick-shelled crab, but it is more vulnerable to predators that drill through the shell. Because of these opposing forces, shell thickness for many types of crabs has remained within a narrow range over a long time. This would be an example of _____________________________ selection correct answer: stabilizing What is genetic change in a population over time? correct answer: evolution What is the mode of natural...