Zadanie 3c
State one advantage of research using mesocosms.
- Materiał graficzny
Investigating stability with mesocosms
Design or evaluate small ecosystem models, distinguishing matter exchange from energy transfer and controlling relevant variables.
Tę umiejętność sprawdza 7 zadań wzorowanych na arkuszach IB z lat 2023–2024.
Zadania sprawdzające tę umiejętność: 7 Otwórz w wyszukiwarce z filtrami
Zadanie 3d
Explain how to establish a mesocosm inside a sealed container.
- Materiał graficzny
Zadanie 18
A sealed terrarium receives light but no added material. Which observation best supports its continued functioning over many months? A. Mineral nutrients released from wastes and dead matter are reused by plants B. The number of species rises, even if…
Zadanie 3a
State one variable to standardize when setting up the tanks.
Zadanie 3b
Suggest one reason for covering tanks with mesh.
Zadanie 3d
Explain advantages of these mesocosms compared with manipulating a natural pond.
Zadanie 18
A sealed terrestrial mesocosm exchanges energy but no matter with its surroundings. Which quantities may change over several days? I. Total carbon in the whole vessel II. Temperature III. Mass of living organisms A. I only B. I and II C. II and III D. I, II…