Transportation In Animals and Plants
|Human Heart Working|
MCQs based on NCERT chapter Class 7 Science
Q1: Name the pigment which gives red colour to the blood in mammals.
Q2: The fluid part of the blood is called _______
Q3: Which component of blood in mammals build up defense against harmful germs enter in the body?
Q4: Upper chambers of a human heart are called?
(c) pulmunory vein
(d) vena cava