Class 9 Biology MCQs - Chapter 9

Transport Trivia Questions & Answers PDF Download - 12

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Transport Test Questions and Answers PDF Download: MCQ 12

MCQ 56:

The Heart Day is celebrated worldwide every year on

28th March
28th July
28th August
28th September

MCQ 57:

The blood groups of Rh-blood group systems includes

Rh-positive and Rh-negative
Rh-positive and Rh-negative
AB-positive and Rh-negative
Rh-positive and AB-negative

MCQ 58:

The transpiration in plants occurs through

cortex
phloem cells
stomata in leaves
xylem cells

MCQ 59:

The outer side of guard cells is

concave
convex
rough
none of above

MCQ 60:

The respiratory gases that are present in plasma are

helium and oxygen
nitrogen and oxygen
oxygen and carbon dioxide
hydrogen and oxygen

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