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Context
Baleen Whales
Key Species:
Blue Whale (Balaenoptera musculus):
Humpback Whale (Megaptera novaeangliae):
Gray Whale (Eschrichtius robustus):
Minke Whale (Balaenoptera acutorostrata):
Morphology and Adaptations:
Baleen Plates:
Filter Feeding:
Migration:
Songs and Communication:
Conservation Status and Threats:
Threats:
IUCN Status
Conservation Efforts:
Cultural Significance:
PRACTICE QUESTION Q. In the realm of marine biology, consider the following assertions regarding baleen whales: Assertion 1: All baleen whales undertake extensive migrations between feeding and breeding grounds. Assertion 2: The baleen plates in the mouths of these whales are primarily composed of bone material. Select the correct code: A. Both assertions are true, and Assertion 2 is the correct explanation of Assertion 1. B. Both assertions are true, but Assertion 2 is not the correct explanation of Assertion 1. C. Assertion 1 is true, but Assertion 2 is false. D. Assertion 1 is false, but Assertion 2 is true. The correct answer is: C. Assertion 1 is true, but Assertion 2 is false. Explanation:
Therefore, the correct answer is C. Assertion 1 is true, but Assertion 2 is false. The baleen plates are primarily composed of keratin, not bone material. |
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