biology

Solorina spongiosa

Solorina spongiosa 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 Solorina spongiosa rather than just read about it. In short: Solorina spongiosa, commonly known as the fringed chocolate chip lichen, is a species of lichen in the family Peltigeraceae. It was first formally described as a new species by the Swedish lichenologist Erik Acharius as Collema spongiosum.

Key takeaways

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

Reference excerpt

Solorina spongiosa, commonly known as the fringed chocolate chip lichen, is a species of lichen in the family Peltigeraceae. It was first formally described as a new species by the Swedish lichenologist Erik Acharius as Collema spongiosum. Italian botanist Martino Anzi transferred it to the genus Solorina in 1862. The tissue containing the photobiont green algae is limited to a ragged ring surrounding the apothecia. These concave fruiting structures are 1.5–4 mm (0.06–0.16 in) in diameter. Solorina spongiosa is typically found in regions with arctic to alpine tundra habitats, although in rare instances it has been recorded growing on the ground in shaded boreal habitats.

References

Illustrations

Worked examples

Example 1 — a first encounter with Solorina spongiosa

Start with the simplest possible case. Write down what Solorina spongiosa 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 Solorina spongiosa 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 Solorina spongiosa 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 Solorina spongiosa

In research: Solorina spongiosa 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 Solorina spongiosa 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: Solorina spongiosa is common in secondary-school and first-year university syllabi. It links to neighbouring topics Lichen species, Lichens described in 1810, Lichens of Europe, so understanding it makes those chapters shorter.
In everyday life: Look for Solorina spongiosa 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 Solorina spongiosa in 20 minutes

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

Frequently asked questions

What is Solorina spongiosa in simple terms?

Why does Solorina spongiosa 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 Solorina spongiosa?

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 Solorina spongiosa.