Theory of chemosynthesis Study guides, Class notes & Summaries

APES Chapter 3abiotic - correct answer Two types of components make up the biosphere and its ecosystems: One type, called abiotic, consists of nonliving components such as water, air, nutrients, rocks, heat, and solar energy. aerobic respiration - correct answer Producers, consumers, and decomposers use the chemical energy stored in glucose and other organic compounds to fuel their life processes. In most cells this energy is released by aerobic respiration, which uses oxygen to convert gluco...

PRAXIS CRAM - BIOLOGY 5236 Exam Questions With 100% Correct Answers Pros of stem cell research - answerCuring genetic diseases Growing skin for burn victims Growing new organs Cons of stem cell research - answerHarvesting embryonic stem cells kills the embryo, what constitutes a viable embryo? Cons of genetically modified foods - answerMan should not interfere, allergens, modifications not contained-could pass in to wild species Cons of cloning - answer- reduced gene pool - animals les...

Which of the following can be used to evaluate biodiversity at the level of a community? - Answerspecies diversity Match the following properties of life with the following examples: - Answer-regulation of internal environment---freshwater turtles increase body temperature by lying in the sun reproduction---all cells are produced from other cells evolutionary adaptation---population of desert plants have characteristics that help them survive in heat growth and development--- human changes ...

PRAXIS CRAM - BIOLOGY 5236 Exam Questions With 100% Correct Answers Pros of stem cell research - answerCuring genetic diseases Growing skin for burn victims Growing new organs Cons of stem cell research - answerHarvesting embryonic stem cells kills the embryo, what constitutes a viable embryo? Cons of genetically modified foods - answerMan should not interfere, allergens, modifications not contained-could pass in to wild species Cons of cloning - answer- reduced gene pool - animals les...

IB biology past essay questions HL and SL all units and mark scheme 2023 (A+) Outline what is meant by the trophic level of an organism with three examples from one named habitat. (4 max) - Answer-feeding level for an organism in a food chain naming of habitat (1 mark) naming three trophic levels correctly (1 mark) three examples forming a food chain from the named habitat (1 mark) 2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms obtain energy. (6 ma...

AICE Marine Science AS Level Exam Review Paper 1, 2 scientific method 1. for valid experiments, data should be collected numerous times (the more times, the more accurate) 2. only one variable (independent) should be changed in an experiment. All others should be controlled. The deponent variable is dependent upon what you changed-it will be what you are measuring in n experiment 3. quantitative results- numbers (qualitative=descriptive words) outlining/designing an experiment -sta...

OCS FINAL EXAM 2023-2024 if you kill most of the otters in a kelp forest, the entire ecosystem will be affected this called? - CORRECT ANSWER-trophic cascade which trophic level is most abundant in the ocean? - CORRECT ANSWER-primary producers the amount of energy transferred to the next highest trophic level is - CORRECT ANSWER-1. 10% 2. trophic transfer efficiency 3. is reduced through ingestion and metabolism is the term for a nutrient that is present in a low enough concentratio...

Marine Biology Chapter 1 and 2 with Complete Solutions Hypothesis An idea or statement that might be true, that you test through a study Variable any factor that can exist in differing amounts or types Control a group used for a standard of comparison for checking the results of a experiment What is the scientific method? procedures used to learn about our world an experiment is best described as.. an artificially created situation to test an hypothesis Edward Forbes the first scientist cre...

Ecosystem - ANSWER living organisms and the physical and chemical factors which influence them (abiotic and biotic components) Example: A rocky shore Habitat - ANSWER the place where organisms live Example: the area surrounding a hydrothermal vent Population - ANSWER consists of organisms of the same species, usually defined as living in the same area Example: a population of ghost crabs Community - ANSWER includes all the different species living in a habitat at the same time Spe...

IB biology past essay questions HL and SL all units and mark scheme 2023 (A+) Outline what is meant by the trophic level of an organism with three examples from one named habitat. (4 max) - Answer-feeding level for an organism in a food chain naming of habitat (1 mark) naming three trophic levels correctly (1 mark) three examples forming a food chain from the named habitat (1 mark) 2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms obtain energy. (6 ma...