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Ecological Methods Chp 3 KH Questions with verified answers.
Ecological Methods Chp 3 KH Questions with verified answers. 1 Why do ecologists prefer manipulative experiments? What alternatives exist to this type of experiment? - Correct Answer Control which variables you are testing and it is easier to replicate. It tries to determine if correlation is due to causality or not. Alternatives include observations and model building. 2 What is a good manipulative experiment? What are the four criteria for a good experiment? - Correct Answer Change few var...
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Ecological methods Questions with correct answers.
PopularEcological methods Questions with correct answers. Charles Krebs' rules of ecology - Correct Answer 1. Not everything that can be measured should be 2. Find a problem and state your objective clearly 3. Collect data that will achieve your objective and make a statistician happy Types of Data: - Correct Answer Discontinuous- whole #'s, counts Continuous- ex. temperature Scales of measurement: - Correct Answer Nominal scale Ranking (ordinal) scale Interval scale Ratio scale Biolo...
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A+ level Biology - Ecological techniques Questions With Correct Answers.
A+ level Biology - Ecological techniques Questions With Correct Answers. Ecology - Correct Answer The scientific study of the factors which determine the distribution and abundance of organisms Distribution - Correct Answer The areas within the habitat that species is found Abundance - Correct Answer The number of individuals of species in a given space/habitat Ecosystem - Correct Answer A system formed by the interaction of a community of organisms with their physical environment N...
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Biology 13: Ecological Techniques Questions and Correct answers.
Biology 13: Ecological Techniques Questions and Correct answers. define ecology - Correct Answer the scientific study of the factors which determine the distribution and abundance of organisms examples of abiotic factors - Correct Answer -CO2 -O2 -temperature -salinity -light -mineral ions Examples of biotic factors - Correct Answer -competition -predators - prey relationships -parasites -symbiosis define community - Correct Answer all the organisms/population present in an h...
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Ecological Methods GE Chp 6Questions with verified answers.
Ecological Methods GE Chp 6Questions with verified answers. 1 Questions to ask yourself before initiating a research project - Correct Answer Are there spatial or temporal difference in variable Y? What is the effect of factor X on variable Y? Are the measurements of variable Y consistent with the predictions of hypothesis H? Using the measurements of variable Y, what is the best estimate of parameter in model Z? 2 Two types of field experiments - Correct Answer manipulative and natural expe...
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ecology summary Questions with correct answers.
ecology summary Questions with correct answers. Where do producers get their energy from? - Correct Answer sun through photosynthesis where do primary consumer get their energy from - Correct Answer from producers, by eating them where do secondary consumers get their energy from - Correct Answer from primary consumers by eating them where do teritary consumers get their energy from - Correct Answer from secondary consumers by eating them What do decomposers do? - Correct Answer Ma...
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Ecological methods and presenting data questions with verified answers.
Ecological methods and presenting data questions with verified answers. Data assumptions (4) - Correct Answer data are normally distributed samples were random variances were homogeneous samples are independent Population vs sample (2) - Correct Answer population includes all elements from a set of data a sample consists of one or more observations drawn from the population Randomly sampled - Correct Answer avoids bias and unwanted effects Independent samples - Correct Answer sampl...
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Ecological Methods term definations.
Ecological Methods term definations. Observation - Correct Answer Observing living living things in nature Examples of observation - Correct Answer Pill bug observations across the creek Experimentation - Correct Answer In lab experiments that test organisms Example of experimentation - Correct Answer Pill bug experiment Modeling - Correct Answer Using computers to stimulate environmental process Example of modeling - Correct Answer Climate change models, brain models
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