Preview Questions Marine Biologist | Role Specific Skill

Question 1: What is the significance of phytoplankton in ocean ecosystems?

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They are the primary producers in marine food webs

They are responsible for the creation of ocean currents

They regulate ocean temperatures

They provide a habitat for coral reefs

Question 2: What is the major concern related to deep-sea mining in the context of marine biodiversity?

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It promotes nutrient enrichment in deep-sea ecosystems

It reduces the pressure on shallow water ecosystems

It leads to habitat destruction and sediment plume creation

It increases the biodiversity in deep-sea habitats

Question 3: How can you differentiate between juvenile and adult stages of marine gastropods in the field?

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Adult gastropods have a coiled shell, while juveniles have a straight one

Juveniles do not exhibit torsion during their development

Juvenile gastropods have different colorations from adults

Juvenile gastropods are always smaller than adults

Question 4: Which factor is most critical in the preservation of mangrove ecosystems?

Which action should you take?

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Sediment type

Coral reef health

Water salinity

Coastal development and deforestation

Question 5: What is the primary benefit of creating marine reserves for biodiversity conservation?

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Protection of only commercially valuable species

Increase in industrial fishing activities

Protection of critical habitats and species

Improvement of recreational fishing opportunities

Question 6: How does the introduction of artificial reefs benefit marine ecosystems?

Which action should you take?

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They create commercial fishing zones

They reduce the impact of overfishing by limiting fishing activities

They provide habitat for marine species and help restore biodiversity

They increase the temperature of the water, encouraging coral growth