Zadanie 1b
Explain how you would prepare a temporary mount of a thin leek leaf epidermal peel and obtain a clear view of its cells with a light microscope.
Umiejętności z tego działu sprawdza 377 zadań wzorowanych na arkuszach IB z lat 2022–2026. Dział pojawia się w 45 z 54 arkuszy w bazie.
Explain how you would prepare a temporary mount of a thin leek leaf epidermal peel and obtain a clear view of its cells with a light microscope.
Identify the most abundant dissolved carbon form within the shaded seawater interval.
State the relationship between the fractions of aqueous CO₂ and carbonate ions across the pH range shown.
Calculate the percentage change in hydrogen carbonate concentration from the reference to the twice-reference projection.
Suggest why the model includes both twice-reference and six-times-reference atmospheric CO₂ scenarios for 2090.
Outline an appropriate control treatment for the reef mesocosm experiment.
Compare and contrast the responses of the crustose calcifying algae and the fleshy non-calcifying algae under the two treatments.
Using evidence from both graphs and the table, predict how rising atmospheric CO₂ could affect reef communities by 2090.
Deduce, with a reason, whether the differences between fossil-layer mean densities are likely to be statistically significant.
Outline the trends as interval P ends and interval Q begins.
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