SECTION B
Biological Terms
Question 1
Write down the correct term for each of the following statements.
(20)
1.1 Inorganic compound that transports digested food.
1.2 Element needed to open and close stomata.
1.3 Swelling of the thyroid gland due to a lack of lodine
1.4 Monomers of carbohydrates.
1.5 Organic compound that gives twice as much as carbohydrates.
1.6 Protein found in red blood cells.
1.7 Rapid growth of algae and other water plants due to high lovels of nitrates.
1.8 Disease that results in soft, weak bones in adults due to a lack of vitamin .
1.9 Substance on which an enzyme acts.
1.10 Reagent used to test for starch.
1.11 Smallest building block of matter.
1.12 Organic compound that has the ratio of ?
1.13 Monomers (building blocks) of a protein.
1.14 A protein found in human blood that transports oxygen and carbon dioxide.
1.15 Nucleic acid found within chromosomes.

116 Vitamin that prevents night blindness.
1.17 Mineral salt that is a constituent of thyroxin.
1.18 Condition in children that results from a lack of vitamin D in the diet.
1.19 Rapid growth of water plants in a dam due to levels of nitrates and phosphates.
1.20 Indicator used to test for starch.