객관식
Which word best describes the extent to which scientists have identified fungi species?
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1. Introduction to Biology
Introduction to Taxonomy
객관식
In the context of ecological food webs, are squid and krill both considered primary consumers?
A
Yes, squid are primary consumers, but krill are not.
B
No, both squid and krill are secondary consumers.
C
Yes, both squid and krill are primary consumers.
D
No, only krill are primary consumers; squid are typically secondary consumers.
검증된 단계별 안내1
Understand the concept of primary and secondary consumers: Primary consumers are organisms that feed directly on producers (like phytoplankton or plants), while secondary consumers feed on primary consumers.
Identify the role of krill in the food web: Krill are small crustaceans that primarily feed on phytoplankton, which are producers. This makes krill primary consumers.
Identify the role of squid in the food web: Squid typically feed on smaller animals, including krill and other primary consumers. This places squid in the category of secondary consumers.
Compare the feeding habits of krill and squid: Krill feed directly on producers, while squid feed on primary consumers, highlighting their different ecological roles.
Conclude based on the definitions: Krill are primary consumers because they feed on producers, while squid are secondary consumers because they feed on primary consumers.
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