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ecosystems a level biology notes
- Summary • 16 pages • 2024
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summary notes on the topic of ecosystems of module 6 of a level biology, covering every part of the specification. 
diagrams included. 
source: kerboodle a level biology textbook
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Bio 152- Plants Questions with Complete Solutions
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Importance of plants Correct Answer-food, natural products, ecosystem services (oxygen, ozone, coal), culture 
 
Preadaptations of Charophytes Correct Answer-fresh water spores covered in sporopollenin, life cycle allows dispersal by wind (spores) 
 
Gametophyte Correct Answer-haploid (n), makes gametes by mitosis 
 
Sporophyte Correct Answer-diploid (2n), makes spores by meiosis 
 
Alternation of Generations Correct Answer-Gametophytes go through mitosis to create gametes, which form zygote, zy...
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Biology 121 – ECOLOGY Questions with Complete Solutions
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Organism Ecology CORRECT ANSWER Interaction of an organism with its biotic and abiotic environment. Adaptions that allow an organism to live in a particular area: 
1. morphologial 
2. physiological 
3 behavioural 
 
Population Ecology CORRECT ANSWER Focus on how the numbers of individuals in a population change over time. E.g mathematical models to predict the future of Salmon populations. 
 
Community Ecology CORRECT ANSWER Interactions between populations of species.Work might concentrate on ...
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Biology (MIDTERM STUDY GUIDE) Exam With Verified Solutions
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Biology (MIDTERM STUDY GUIDE) Exam 
With Verified Solutions 
biological systems - answercertain body systems 
cellular basis - answerthe components of cells; the different cell functions; cellular makeup of a being 
form and function - answerthe way something looks and the way it moves; what the certain object is 
used for 
reproduction - answerhow the organism bears offspring 
interaction with the environment - answerhow the organism benefits from/ helps the environment 
energy - answerwhat the...
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Biology (MIDTERM STUDY GUIDE) Exam With Verified Solutions
- Exam (elaborations) • 11 pages • 2024
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Biology (MIDTERM STUDY GUIDE) Exam 
With Verified Solutions 
biological systems - answercertain body systems 
cellular basis - answerthe components of cells; the different cell functions; cellular makeup of a being 
form and function - answerthe way something looks and the way it moves; what the certain object is 
used for 
reproduction - answerhow the organism bears offspring 
interaction with the environment - answerhow the organism benefits from/ helps the environment 
energy - answerwhat the...
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Biology (MIDTERM STUDY GUIDE) Exam With Verified Solutions
- Exam (elaborations) • 11 pages • 2024
- Available in package deal
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Biology (MIDTERM STUDY GUIDE) Exam 
With Verified Solutions 
biological systems - answercertain body systems 
cellular basis - answerthe components of cells; the different cell functions; cellular makeup of a being 
form and function - answerthe way something looks and the way it moves; what the certain object is 
used for 
reproduction - answerhow the organism bears offspring 
interaction with the environment - answerhow the organism benefits from/ helps the environment 
energy - answerwhat the...
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Unit 3.5. - Populations and ecosystems
- Summary • 7 pages • 2024
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Notes on key words, energy flows, carrying capacity, nitrogen cycle, sampling methods, succession and more
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BIO 121 Exam 1: Exam Review Questions and answers, rated A+/ Examminable Questions and answers For 2024/25. Rated A+
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BIO 121 Exam 1: Exam Review 
Questions and answers, rated A+ 
True or False: nothing in science is proven - -True 
Theory - -well substained explanation of something in the natural world that can incorporate facts, 
laws, hypothesises etc 
Gravitational Theory - -gravity is factual, there is a vast body of knowledge that explains the facts of 
gravity 
facts, inferences, laws, tested hypothesis 
Evolutionary theory - -facts. evolution itself is factual. inferences, laws 
evolution accounts fo...
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Biology 121 Final Exam Questions and answers, rated A+/ Examminable Questions and answers For 2024/25. Rated A+
- Exam (elaborations) • 6 pages • 2024
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Biology 121 Final Exam Questions and 
answers, rated A+ 
What is the hierarchy of life from largest to smallest? - -Biosphere-Ecosystem-CommunityPopulation-Organism-Organ system-Organ-Tissue-Cells-Organelle-Molecule-Atom 
A current example of natural selection is - -The bacteria that has become drug resistant 
The usual process for the scientific method is: - -Observation-question-hypothesis-predictionexperiment-results-conclusion 
Starch is a reserve polysaccharide made up of _____ subunits ...
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Biology 121 Final Exam Questions and answers, rated A+/ Examminable Questions and answers For 2024/25. Rated A+
- Exam (elaborations) • 6 pages • 2024
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Available in package deal
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Biology 121 Final Exam Questions and 
answers, rated A+ 
What is the hierarchy of life from largest to smallest? - -Biosphere-Ecosystem-CommunityPopulation-Organism-Organ system-Organ-Tissue-Cells-Organelle-Molecule-Atom 
A current example of natural selection is - -The bacteria that has become drug resistant 
The usual process for the scientific method is: - -Observation-question-hypothesis-predictionexperiment-results-conclusion 
Starch is a reserve polysaccharide made up of _____ subunits ...
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