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ppt / pptx (powerpoint)
Всего слайдов:
30 слайдов
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1,2,3,4,5,6,7,8,9,10,11
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Слайды и текст к этой презентации:
№1 слайд
Содержание слайда: Microbiology and Biotechnology
Nutrition in Microorganisms
№2 слайд
Содержание слайда: Lesson Objectives
Define ecosystem and the terms associated with it.
Examine the components and functions of different ecosystems.
Understand the significance of statistics in ecological research.
Differentiate between research hypothesis and statistical hypothesis
№3 слайд
Содержание слайда: Activity - Station
Give definitions for the following terms
Area
Niche
Food web
Food chain
Ecosystem
Community
Population
№4 слайд
№5 слайд
№6 слайд
Содержание слайда: Detritivore examples
№7 слайд
№8 слайд
№9 слайд
№10 слайд
Содержание слайда: Freshwater ecosystem (rivers, lakes, ponds, streams, lakes,and wetlands)
№11 слайд
Содержание слайда: Functions of the freshwater ecosystem
Source of food.
It supports the other terrestrial system by providing water.
Purifies water supplies
Store flood waters,
Generate electricity with hydropower,
Produce building materials such as timber and clay bricks,
Provide places for recreation and attractions for tourists, and
Deliver sand to replenish coastal beaches.
№12 слайд
Содержание слайда: Group Activity
Group 1: Steppe ecosystem
Group 2: Band (Strip) Pine Forests ecosystem.
Group 3: Irtysh river ecosystem.
Group4: Marsh/swamp ecosystem.
№13 слайд
Содержание слайда: What is research?
№14 слайд
№15 слайд
Содержание слайда: Scientific circle of logic
Prior Knowledge -
Questions -
Hypotheses -
Methods -
Safety arrangements -
Data collection -
Data analysis -
Conclusion -
Communication -
№16 слайд
№17 слайд
Содержание слайда: Hypotheses
A proposed explanation for a phenomenon based on your observations.
A scientific hypothesis must be testable and based on previous observations or extensions of scientific theories.
№18 слайд
Содержание слайда: Types
Research Hypotheses
Statistical hypotheses.
Null hypotheses (H0).
Alternate hypotheses (Ha).
№19 слайд
Содержание слайда: Research Hypotheses
A prediction of study outcomes.
Often a statement of the expected relationship between two or more variables.
№20 слайд
Содержание слайда: Statistical Hypotheses
Statement that you want to test.
A statistical hypothesis test is a method of making statistical decisions using experimental data.
The goal of statistical hypothesis testing is to estimate the probability of getting your observed results under the null hypothesis.
№21 слайд
№22 слайд
Содержание слайда: Example
Which chickadee species (Mountain Chickadees vs. Black-capped Chickadees) is more abundant in Kazakhstan.
№23 слайд
Содержание слайда: Hypotheses
Research Hypothesis
More Mtn. Chickadees because they are more associated with conifer habitats
Statistical Hypotheses
Null Hypothesis
Ho – No difference in abundance of the 2 sp.
Alternate Hypothesis
Ha – There IS a difference in abundance
№24 слайд
Содержание слайда: Area
Area
№25 слайд
№26 слайд
Содержание слайда: Food web
№27 слайд
Содержание слайда: Food chain
№28 слайд
Содержание слайда: Ecosystem
№29 слайд
Содержание слайда: Community
№30 слайд
Содержание слайда: Population