University:
Acadia University
Course:
BIOL 2663 | Marine Biology
Academic year:

2024
Views:

393

Pages:

2
Author:

Nabila n.

Quiz- Seaweeds Name: Students 12/03/2025 1. What role do seaweeds play in ocean ecosystems? [ ] Habitat and food source [ ] Regulate carbon dioxide levels [ ] Contribute to oxygen production [ ] All of the above 2. How do seaweeds contribute to ocean health? [ ] By stabilizing shorelines [ ] By providing shelter [ ] By producing oxygen [ ] All of the above 3. Seaweeds are considered essential components of which ecosystems? [ ] Desert ecosystems [ ] Forest ecosystems [ ] Mountain ecosystems [ ] Coastal ecosystems 4. What process allows seaweeds to produce oxygen? [ ] Respiration [ ] Fermentation [ ] oxidation [ ] Photosynthesis 1 5. How do seaweeds regulate carbon dioxide levels? [ ] Releasing it during respiration [ ] Absorbing it during photosynthesis [ ] Trapping it in their roots [ ] None of the above 6. What is the impact of seaweeds on nutrient cycling? [ ] They enhance nutrient cycling [ ] They have no impact [ ] They block nutrient flow [ ] They deplete nutrients 7. Which of these describes the diversity of seaweeds? [ ] Variety of forms [ ] Identical forms [ ] only large forms [ ] only small forms 8. Why is understanding seaweeds important? [ ] For fishing activities [ ] For tourism [ ] For preserving marine health [ ] For navigation 2