IGCSE O Level Biology MCQs - Chapter 20

What is Biology Quiz Questions and Answers PDF - 3

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What is Biology Questions & Answers PDF Download: MCQ Quiz 3

MCQ 11: Chloroplast along with water, sunlight and CO₂ develop

A) nutrients

B) organic food

C) sugar

D) cell sap

MCQ 12: Hemoglobin is produced by combining

A) iron and protoplasm

B) iron and organic molecule

C) iron and phosphate

D) iron and essential minerals

MCQ 13: Tissues can be classified as

A) simple tissue

B) complex tissue

C) differentiation tissues

D) all of above

MCQ 14: Outermost covering in plants is known as

A) epithelium

B) mesophyll

C) lignin

D) epidermis

MCQ 15: Chemical reaction occurring inside tissue cells is referred as

A) excretion

B) metabolism

C) respiration

D) sensation

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