Marine Mammals Knowledge Assessment

The video explores the fascinating world of marine mammals, highlighting their diverse types, unique adaptations, and social behaviors. It delves into their evolutionary history, ecological roles, and cultural significance. The video also emphasizes the importance of conservation efforts to protect these majestic creatures and their habitats.

Which group of marine mammals includes whales, dolphins, and porpoises?

• Cetaceans

• Sirenians

• Sea Otters

• Pinnipeds

What is the primary habitat preference for sea cows?

• Tropical and subtropical waters

• Polar regions

• Freshwater rivers

• Deep ocean trenches

How do marine mammals like whales efficiently use oxygen while diving?

• By breathing through their skin

• By exchanging up to 90% of the air in their lungs

• By storing oxygen in their blubber

• By increasing their heart rate

What adaptation helps sea otters maintain buoyancy?

• Large lungs

• Dense fur trapping air

• Thick blubber

• Webbed feet

What is the primary diet of baleen whales?

• Large fish

• Seagrasses

• Krill and plankton

• Squid and octopus

What is a common social structure for dolphins?

• Rafts

• Colonies

• Pods

• Solitary

Which marine mammal is known for its long migrations to breeding grounds?

• Walrus

• Humpback Whale

• Manatee

• Sea Otter

How do orcas communicate over long distances?

• Body slamming breaches

• Fin slaps

• Echolocation

• Whale songs

Which marine mammal is known for its role in folklore as a creature that can transform from a seal to a human?

• Narwhal

• Dugong

• Manatee

• Selkie

What is a significant threat to marine mammals that has led to conservation efforts?

• Illegal hunting

• Pollution

• Climate change

• Overfishing