Frequently used root words in biology - 7 (Substances)

FREQUENTLY USED ROOT WORDS RELATED TO SUBSTANCES

Learning root words and their meaning help you to understand and remember biology terms very easily. Given below is the table showing frequently used root words related to Substances. Try to memorize them and practice the problems below.

Root words	Meaning
1.      adipo-, lipo-	Fat, lipid
2.      but-	Butter
3.      chemo-	Chemical
4.      glyco-	Sugar, glucose
5.      halo-	Salt
6.      helio-	Sun
7.      hydro-, aqua-	Water
8.      lacto-	Milk
9.      malle-	Hammer
10.  meth-	Wine, methane
11.  -oleum	Oil
12.  oxy-	Sharp, acid
13.  petra-	Rock
14.  pyro-	Fire, heat
15.  saccharo-	Sugar

Practice yourself

Choose the correct option:

1. The animal tissue that stores fat is called

A. Areolar tissue
B. Adipose tissue
C. Neural tissue
D. Epithelial tissue

2. The acid present in butter is

A. Caproic acid
B. Palmitic acid
C. Butyric acid
D. Citric acid

3. The instrument used to measure the water content in milk is called

A. Lactometer
B. Glucometer
C. Pyrometer
D. Barometer

4. ................. are the organisms with the ability to grow under high salt concentrations.

A. Methanogens
B. Thermophiles
C. Acidophiles
D. Halophiles

5. The breakdown of a substance in presence of heat is called

A. Pyrolysis

B. Electrolysis

C. Hydrolysis

D. Photolysis

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