How do the availability of water and light and the climate affect the growth of a population?

426

---

What is the nitrogen cycle?

394

---

What are the typical vegetation and the typical fauna of the temperate forests?

506

---

What are tropic levels? How many tropic levels can a food chain have?

572

---

How is energy transferred along a food chain?

342

---

How do biodiversity, the total number of living beings, and the biomass respectively vary during the ecological succession?

353

---

What are the main interspecific ecological interactions?

336

---

What are deciduous trees?

380

---

Is herbivorism a form of predatism?

348

---

What is population density?

362

---

What is an ecosystem?

387

---

What are the typical vegetation and the typical fauna of the tundras?

429

---

How does biological diversity relate to the characteristics of the abiotic factors of an ecosystem?

309

---

What is protocooperation?

468

---

What are some examples of migratory animals?

416

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