REET · Living World — Plants and Animals · Quiz
5 real REET questions on Living World — Plants and Animals. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 4
MEDIUMA teacher asks students to classify the following organisms into groups: Earthworm, Housefly, Fish, Frog, Snake and Sparrow. A student classifies them based on the presence or absence of backbone. How many of these organisms have a backbone?