Ib biology unit 2 Study guides, Class notes & Summaries

IB Biology Topic 4 : Ecology Latest Version Graded A+ Ecology The science of the relationships between organisms and their environments. Organism an individual living thing that uses energy, reproduces, responds, grows, and develops Species a group of similar organisms that can breed and produce fertile offspring Population group of individuals of the same species that live in the same area Community all living, or biotic, things in an area Ecosystem all biotic (living) and...

IB Biology HL Questions and Answers Already Passed What are the characteristics common to all forms of life? reproduction, carbon, responds to surroundings, Growth and Development, cellular organization, and energy What are the levels of biological organization from simple to most complex? Molecules, cell, tissue, organ, organism, population, community, ecosystem, biosphere What are the 4 most common types of biological molecules? Proteins, nucleic acids, carbohydrates, and lipids...

IB Biology Topic 1: Cell Biology Questions and Answers Already Passed What does cell theory state? That cells are the smallest possible unit of life and that living organisms are made up of cells. What are unicellular organisms? Give two examples Unicellular organisms are organisms with only one cell, such as Paramecium and Chlamydomonas. In unicellular organisms the one cell carries out all of the functions of life. Why are large organisms multicellular? Because of surface area to ...

IB Biology 1.1 Latest Version with Complete Solutions Cell Theory 1. All living things are composed of cells and cell products 2. New cells are formed only by the division of pre-existing cells 3. The cell contains inherited information that are used as instructions for growth, functioning, and development 4. The cell is the functioning unit of life; all chemical reactions of life take place within cells 7 functions of life: 1. Nutrition 2. Metabolism 3. Growth 4. Response to S...

IB Biology, Unit 2 - Molecular biology Exam Questions and Answers (Latest Update 2023)

IB Biology Practice Exam Questions with Verified Solutions What are the three main parts of the cell theory? What are some possible exceptions? Practice Question 1. All living things are composed of cells. 2. Cells are the smallest unit of life 3. Cells come from pre-existing cells Exceptions: Viruses: living or not? and amoeba What are the basic functions of life? What organisms carry out these functions? Metabolism, response, homeostasis, growth, reproduction and nutrition....

C.2 - IB Biology Questions and Answers 100% Solved Define food web. a diagram that shows how food chains are linked together. Define Gersmehl diagram. shows differences in nutrient flow and storage between ecosystems. What are three sinks for nutrient storage? Biomass, litter & Soil How are nutrients put into an ecosystem? How are they removed? Put in: nutrients in raindrops, nutrients from weathered rocks. Removed: runoff, leaching. Define biomass. total dry mass of organic...

IB Biology - Unit 2 - Molecular Biology Exam Questions and Answers (Latest Update 2023) Verified Answers (Actual Paper)

IB Biology - Unit 2 - Molecular Biology Exam Questions and Answers (Latest Update 2023) Verified Answers (Actual Paper)