Question

On which side of the human heart is low in oxygen?
a) left ventricle
b) right ventricle
c) left atrium
d) right atritum

Which of the following opinion is correct?
a) Ravi said, xylem and phloem cells arranged one upon the other to form a tube like structure.
b) John said, xylem and phloem are not separate tube like structures.
c) Salma said, xylem and phloem cells connect together to form a tube like structure.
d) Hari said, because of its shape they said to be tube like structures​

Answer 1

a) left ventricle

c) salma said ,xylem and phloem cells connect together to form a tube like structure.

Answer 2

1.left atrium

2.John said, xylem and phloem are not separate tube like structures.