science

Johannes Grøntved

Johannes Grøntved is a science 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 Johannes Grøntved rather than just read about it. In short: Johannes Grøntved (25 January 1882 – 11 July 1956) was a Danish botanist. He made investigations of flora and vegetation in Denmark, the Faroe Islands, Iceland, Greenland and Estonia.

Key takeaways

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

Reference excerpt

Johannes Grøntved (25 January 1882 – 11 July 1956) was a Danish botanist. He made investigations of flora and vegetation in Denmark, the Faroe Islands, Iceland, Greenland and Estonia. He was editor of The Botany of Iceland from vol. 3 part 2.

Selected scientific works Grøntved, J. (1927) Formationsstatistiske Undersøgelser paa nogle danske Overdrev. Botanisk Tidsskrift 40: 1-71. Used Raunkiær's quantitative method to describe grassland vegetation. The data were later used by Thorvald Sørensen in developing his quotient of similarity. Grøntved, J. (1927) Die Flora der Insel Wormsö - Ein Beitrag zur Flora Estlands. Dansk Botanisk Arkiv 5 (4). Grøntved, J. (1927) Die Flora der Insel Runö. Svensk Botanisk Tidskrift 23: 399–460. Ostenfeld, C.H. & Grøntved, Johs. (1934) The Flora of Iceland and the Færoes. Copenhagen. Grøntved, J. (1939) Polygonaceernes Udbredelse i Danmark [The distribution in Denmark of Polygonaceae]. Botanisk Tidsskrift 45: 10–58. Grøntved, J. & Sørensen, T. (1941) Nøgle til bestemmelse af danske græsser i blomsterløs tilstand [Determination key to vegetative grasses in Denmark]. Munksgaard, København. Grøntved, Johs. (1942) The pteridophyta and spermatophyta of Iceland. The Botany of Iceland, edited by Johannes Grøntved, Ove Paulsen and Thorvald Sørensen. Einar Munksgaard, Copenhagen; Vol. 4, Part 1, pp. 1–427. 1942. Grøntved, J. (1954) Typhaceernes og Sparganiaceernes udbredelse i Danmark [The distribution in Denmark of Typhaceae and Sparganiaceae]. Botanisk Tidsskrift 50: 209–238.

References

Worked examples

Example 1 — a first encounter with Johannes Grøntved

Start with the simplest possible case. Write down what Johannes Grøntved claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Johannes Grøntved 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 Johannes Grøntved 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 Johannes Grøntved

In research: Johannes Grøntved appears in science 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 Johannes Grøntved 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: Johannes Grøntved is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1882 births, 1956 deaths, 20th-century Danish botanists, so understanding it makes those chapters shorter.
In everyday life: Look for Johannes Grøntved 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 Johannes Grøntved in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Johannes Grøntved 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 Johannes Grøntved out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Johannes Grøntved in simple terms?

Johannes Grøntved (25 January 1882 – 11 July 1956) was a Danish botanist. He made investigations of flora and vegetation in Denmark, the Faroe Islands, Iceland, Greenland and Estonia.

Why does Johannes Grøntved matter?

Because it connects several science 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 Johannes Grøntved?

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 Johannes Grøntved.