Physiological Adaptations (HSC SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are physiological adaptations?
What are physiological adaptations?
Changes in body function & metabolism
What do alpine plants produce to prevent ice crystal formation in cells?
What do alpine plants produce to prevent ice crystal formation in cells?
Anti-freeze compounds
What is vernalisation?
What is vernalisation?
Flowering in response to low temperatures
What are plants adapted to saline environments called?
What are plants adapted to saline environments called?
Halophytes
How does saltbush exclude salt from its cells?
How does saltbush exclude salt from its cells?
Transports salt to bladder cells that burst
What percentage of salt can river mangrove exclude at the roots?
What percentage of salt can river mangrove exclude at the roots?
Up to 97%
How do spinifex hopping mice reduce water loss in the desert?
How do spinifex hopping mice reduce water loss in the desert?
Excrete highly concentrated urine
Why do freshwater fish produce large amounts of dilute urine?
Why do freshwater fish produce large amounts of dilute urine?
Water enters tissues by osmosis
What does the countercurrent heat exchanger in penguins achieve?
What does the countercurrent heat exchanger in penguins achieve?
Reduces heat loss from extremities
What is aestivation?
What is aestivation?
Reduced metabolism in hot environments