EASY
7th CBSE
IMPORTANT
Earn 100

The component of blood which makes chemicals known as antibodies is:
(a)Platelets
(b)White blood cells
(c)Red blood cells
(d)Plasma

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Important Questions on Transport in Animals and Plants
EASY
7th CBSE
IMPORTANT
If a patient is put on dialysis, he is most likely suffering from a severe ailment of the:

EASY
7th CBSE
IMPORTANT
Blood is pumped from the heart to the entire body by the

EASY
7th CBSE
IMPORTANT
The blood leaving the tissues become richer in:

MEDIUM
7th CBSE
IMPORTANT
What prevents the backflow of blood inside the heart during contraction?

EASY
7th CBSE
IMPORTANT
Which vein brings clean blood from the lungs into the heart?

EASY
7th CBSE
IMPORTANT
Which blood vessel does not carry any carbon dioxide?

EASY
7th CBSE
IMPORTANT
The phloem tissue in plants is responsible for the transport of:

EASY
7th CBSE
IMPORTANT
In which of the following is the largest amount of nitrogen excreted from a mammalian body?
