D4.3 Climate change Quiz
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5 questions, one answer each
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1. Which is a cause of ocean acidification?
- A. Rising water temperature
- B. Rising atmospheric carbon dioxide
- C. Reduced upwelling
- D. Melting sea ice
2. HL: Phenology is the study of:
- A. Distribution of species
- B. Timing of biological events
- C. Feeding relationships
- D. Plant hormones
3. HL: Why has synchrony between reindeer and chickweed been disrupted?
- A. Both respond to photoperiod
- B. Chickweed responds to temperature, reindeer to photoperiod
- C. Both respond to temperature
- D. Reindeer respond to chickweed growth
4. HL: Warmer summers affect spruce bark beetles by:
- A. Killing all larvae
- B. Increasing the number of generations per year
- C. Making spruce resistant to attack
- D. Reducing beetle development rate
5. HL: The rise in brown tawny owls in Finland is explained by:
- A. Owls changing colour as winters warm
- B. Reduced snow cover removing selection against brown owls
- C. Brown owls migrating to snowy areas
- D. Grey owls becoming extinct from hunting