Ajial Bilingual School
Date: 6/3/2023
Student name: …………………………
Grade 9 ……….
Week 27 Q3 QUIZ 2
Bio I
1. Arrange the following steps describing how the heart beats in order: 2 pts.
……….. One heartbeat is completed.
……… The atria contract and the blood fill the 2 ventricles.
……… The blood coming through the veins fills up the 2 atria.
………. The 2 ventricles contract and send blood through the Pulmonary Artery and Aorta.
2. Explain why we consider that the circulatory system makes double circulation. 1pt.
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3. Complete the table by filling with the blood components and the characteristics and function of each:
2pts.
Blood components
Liquid part
Description
Function
White liquid
Solid part
Consist of
hemoglobin
Recognize foreign invaders.
Fragments of cells