IGCSE O Level Biology MCQs - Chapter 20

What is Biology Trivia Questions and Answers PDF - 12

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What is Biology Questions & Answers PDF Download: MCQ Quiz 12

MCQ 56: What is true about Red blood cells (RBCs)

are permanent cells
can reproduce
have no nucleus
are biconvex

MCQ 57: Basic unit of identification is

stimuli
order
species
family

MCQ 58: Vacuoles of plant cells are

permanent
semi-permanent
temporary
impermeable

MCQ 59: Special substance produced by bone cells is

protoplasm
neutrophil
hemoglobin
chlorophyll

MCQ 60: Most plant cells lack

Vacuoles
protoplasm
centrioles
cell sap

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