Class 10 Biology MCQs – Practice Test 17 (Chapter 1)

Biotechnology MCQs with Answers PDF Download – Test 17

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Biotechnology MCQs – Practice Test 17 PDF Download

MCQ 81: The attached interest gene and vector Deoxyribonucleic Acid (DNA) are collectively known as:

expressed DNA
restricted DNA
isolated DNA
recombinant DNA

MCQ 82: Human began to use microorganism as early as:

3000bc
4000bc
5000bc
7000bc

MCQ 83: The carbon dioxide (CO₂) is removed in alcoholic fermentation from:

pyruvic acid
nitric acid
sulphuric acid
hydrochloric acid

MCQ 84: The pain killer produced with the help of genetic engineering for the brain is known as:

alpha-endorphin
alpha-endorphin
gamma-endorphin
beta-endorphin

MCQ 85: Which one of them is a fermented food?

sugar
butter
bread
pickles

Class 10 Biology MCQs App & e-Book – Biotechnology Study Guide

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