<span>The leaf exerts a force on the sidewalk; the sidewalk exerts a force on the leaf.</span>
D. Phytoplankton are most efficient
Aerobic respiration is producing of cellular energy involving oxygen.
Anaerobic respiration is respiration using electrons through molecular oxygen.
Answer:
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Explanation:
Answer:
B. Are the insect’s antennae longer than its head?
Explanation:
Dichotomous key refers to the tool or method which helps the scientist to identify organisms.
It uses a specific series of questions which help in segregation of organisms and ultimately help the scientist to identify the organism on the basis of the observations or properties share by the organism.
Example of a simple dichotomous key is shown below.
Similarly, insects can have antennae longer or shorter than their heads. Thus, the question "Are the insect’s antennae longer than its head?" would help in segregating insects based on their antennae length.
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