biology

Ion Dediu

Ion Dediu is a biology topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Ion Dediu rather than just read about it. In short: Ion Dediu (24 June 1934 – 3 November 2019) was a Moldovan biologist specialized in ecology, and a member of the CPSU, who was elected as a corresponding member of the Academy of Sciences of Moldova. He was the Minister of Environment in 1990–1994.

Key takeaways

Ion Dediu belongs to biology; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Ion Dediu to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Ion Dediu from memory before moving on to harder problems.

Reference excerpt

Ion Dediu (24 June 1934 – 3 November 2019) was a Moldovan biologist specialized in ecology, and a member of the CPSU, who was elected as a corresponding member of the Academy of Sciences of Moldova. He was the Minister of Environment in 1990–1994. He was a professor at many universities in Moldova and wrote more than 400 scientific papers.

Biography Dediu was born on 24 June 1934 in the village of Rediul Mare, Soroca County, Kingdom of Romania (currently Republic of Moldova). He was a professor (from 1971) at Moldova State University, Technical University of Moldova, Alexandru Ioan Cuza University in Iași, the Academy of Sciences of the Republic of Moldova, Dimitrie Cantemir Ecology University in Iași, Free International University of Moldova, and the University of Ecology and Social Sciences of Romania. He was an invited professor at several universities in the United States, Russia, England, Poland, Romania, Bulgaria, Ukraine, Norway, Turkey, Greece, etc. He was the author of more than 400 scientific papers, including more than 20 monographs in the field of general ecology (theoretical), hydrobiology, zoology, environmental protection, and scientific journalism. He discovered and formulated the principle (law) of the mutual exclusion of biotic aquatic complexes of different biogeographical origins; he was the author of several terms, notions and ecological sintagmes. He discovered and described new species of superior crustaceans. He was one of the key founders of modern theoretical ecology, the founder of the National Ecological School, and of the School of Aquatic Ecotoxicology, and of the Scientific School of Political Ecology, the mentor of over 30 doctors in biological sciences, etc. He was a correspondent member of the Academy of Sciences of Moldova and the holder member of the following Academy of Sciences: Romanian Academy of Sciences Romanian Scientist (cochaiperson and co-founder), International Cosmonautics "E.C. Tiolkovski" (Moscow), Ecology and Life Security (Saint Petersburg), Ecology in Romania, National Ecological Sciences in RM. (Chairperson-Founder), International Informatization (Associate of the United Nations, of the New York Academy of Sciences (United States), Ukrainian Academy of Ecology (Kyiv), Russian Academy of Natural Sciences (Moscow), International of Economic Sciences (Moscow), International Academy of Personnel (EU and UNESCO), International Academy of Nature and Human Society (Moscow), Balkan Sciences, New Culture and Sustainable Development (Sofia, Bulgaria), etc. Member of the Club of Rome (Committee "Future for Europe"); Professor of Honor / Doctor Honoris Causa of several academies and universities and member of several academic societies from abroad. He was co-founder and the chairman of the "Green Alliance" ecological party from R.M., of the Environment magazines (Romania), Environment (R.M.) and Noosferă (R.M.); chairman-founder of the Association of Scientists of the Republic of Moldova; Scientific Coordinator and Coauthor of National Strategies for Environmental Protection, Biodiversity Conservation, Protection of the Danube Basin Environment (Prut Sector), Sustainable Development, Red Book (2nd Edition), Annual National Report on the Environment of the Republic of Moldova. etc.; Member of the Parliament of R.M. (Chairman of the Committee on Agriculture, Food Industry, Ecology and Rural Development, 1994–2001), Minister of Environment of the Republic of Moldova (1990–1994). Chairman-Founder of the National Ecological Institute and the chairperson and founder of the National Academy of Ecological Sciences of the Republic of Moldova. He was an honorary director of the Institute of Ecology and Geography of the Academy of Sciences of the Republic of Moldova and founding director Institute for Environmental Research and Sustainable Development at Free International Institute of Moldova.

Decorations He was decorated with: "The great Golden Medal" and introduced in the "Golden Book" of the Planet "At the Threshold of the Third Millennium" the International Order for Merits, the Golden Medal for Moldova (Cambridge, England); International Order "Green Cross" (UN), Order of R.M. "Glory og Work" and the Order of the Republic of Moldova, the Golden Medal of the Ministry of Education of the GDR. From 2001, he was headed as "20th Century Leader" (UE, Honorary Director for Europe of the International Center of Biographies (Cambridge, England), in 2009 he was awarded by Romanian Academy for the fundamental work – Ecological Treaty (in 5 volumes).

References

External links www.mediu.gov.md

Worked examples

Example 1 — a first encounter with Ion Dediu

Start with the simplest possible case. Write down what Ion Dediu claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Ion Dediu before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Ion Dediu ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Ion Dediu

In research: Ion Dediu appears in biology research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Ion Dediu in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Ion Dediu is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1934 births, 2019 deaths, 20th-century Moldovan politicians, so understanding it makes those chapters shorter.
In everyday life: Look for Ion Dediu outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Ion Dediu in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Ion Dediu means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Ion Dediu out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Ion Dediu in simple terms?

Why does Ion Dediu matter?

Because it connects several biology ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Ion Dediu?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Ion Dediu.