Zadanie 3a
Identify two abiotic variables that influence whether woodland or grassland develops at a site.
Umiejętności z tego działu sprawdza 21 zadań wzorowanych na arkuszach IB z lat 2022–2026. Dział pojawia się w 17 z 54 arkuszy w bazie.
Identify two abiotic variables that influence whether woodland or grassland develops at a site.
State one abiotic variable that can limit the distribution of both plant and animal populations.
An animal’s survival depends on how its structures and behaviour fit its surroundings. (a) Outline how animal membranes can maintain suitable fluidity in habitats with contrasting temperatures. (b) Describe adaptations that allow herbivores to obtain plant…
Which condition belongs to the environmental requirements of a typical tropical reef-building coral? A. An acidic freshwater lake B. Permanent darkness below the ocean’s lighted zone C. Seawater with an appropriate marine salinity D. Continuous freezing of the…
This simplified diagram positions terrestrial biomes along two increasing climatic variables. What do X and Y represent? A. X: annual temperature; Y: annual precipitation B. X: annual precipitation; Y: annual temperature C. X: soil nitrogen; Y: day length D.…
A warm-water reef experiences three sustained changes. I. More suspended sediment reduces light penetration. II. Seawater becomes more acidic. III. Summer water temperatures exceed the local normal range. Which changes could inhibit reef building? A. I and III…
Explain two leaf adaptations that reduce the difficulties of surviving in a hot desert.
Which climatic description is most consistent with tundra? A. Low annual precipitation, long cold winters and a short growing season B. High rainfall and high temperatures throughout the year C. High rainfall and frost-free conditions throughout the year D.…
State what is meant by a biome.
Explain three plant adaptations that support survival in a hot desert.
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