What is the answer for biology question?

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Which ecological inquiry method is an ecologist using when he or she enters an area periodically to count the population numbers of a certain species?

A.questioning
B.observing
C.experimenting
D.modeling





Algae --> Zooplankton --> Small fishes --> squid ---> shark

The algae at the beginning of the food chain
A.Consumers
B.decomposers
C.producers
D.heterotrophs
 
Which ecological inquiry method is an ecologist using when he or she enters an area periodically to count the population numbers of a certain species?

Answer: B. Observing

Algae --> Zooplankton --> Small fishes --> squid ---> shark

The algae at the beginning of the food chain are:

Answer. C. Producers.
 
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