Why is leguminous crop rotation used in agriculture?

407

---

How can the abundance and diversity of living beings in the tropical forests be explained?

287

---

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

360

---

What are the main intraspecific ecological interactions?

463

---

What is the role of the ozone layer for the living beings?

303

---

What are the main factors that affect the growth of a population?

498

---

What are age pyramids?

391

---

How are the heterotrophic beings divided in the ecological study of food interactions?

291

---

What is the carbon cycle?

311

---

How different is the growth according to the biotic potential of a viral population from the growth according to the biotic potential of a bacterial population?

425

---

What is biosphere?

316

---

How are the grasslands of North America and of South America respectively called?

280

---

What is mutualism?

347

---

What is a food chain?

324

---

What do energy pyramids represent?

332

---