Gujarati
15.Body Fluids and Circulations
medium

In connection with circulatory system, valves are present

A

Not only in heart and blood vessels of vertebrates and invertebrates, but in vertebrate lymphatics as well

B

Vertebrate heart only

C

Vertebrate heart and invertebrate hearts only

D

Vertebrate hearts, invertebrate hearts and their blood vessels

(AIPMT-1995)

Solution

It’s obvious.
 

Standard 11
Biology

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