Page 9 - ICC Science Dictionary (spreads)

Word Definition Topic(s) Word Definition Topic(s)

bioleaching Using bacteria to extract metals C10 boiling Changing from the liquid to the C2
from their ores. gas state, in which bubbles of gas

biological In microscopy, a whole organism, B1a, B1b form throughout the liquid.
specimen cells, tissues, a small piece of boiling point The temperature at which a C1, C2, C7
tissue, or other structures, eg hair, substance rapidly changes from a
pollen grains, that are viewed with liquid to a gas.
a microscope. bond The chemical link that holds C2, C5, P3
biomass The dry mass of an organism. B7a, B7b molecules together.

biosynthesis The production of more complex B4 bond energy The amount of energy needed to C5
molecules, from simpler ones, in break one mole of a particular
living organisms. covalent bond.

biotechnology The use of selective breeding and B7a, B7b bone marrow Soft tissue found inside bones that TB1, B1a, B1b,
genetic modification techniques produces new blood cells. B2
in farming. brain The organ of the central nervous B1a, B1b, B5

biotic Living elements of an ecosystem, B7a, B7b system where vital functions are
such as plants and animals. coordinated.

blood The liquid part of the blood B1a, B1b, B2, breathing The movement of air in and out of TB4, TB5
plasma containing useful things like glucose, B5 the lungs.
amino acids, minerals, vitamins brittle If something is brittle it is easily C10
(nutrients) and hormones, as well as broken.
waste materials such as urea.
bronchi The plural of 'bronchus'. The TB4, TB5, B2
blood The force of blood against the B2 bronchi are the two major air
pressure artery walls. tubes that transport air into and
blood When people are given B2 out of the lungs.
transfusion somebody else's blood via a drip. bronchioles The many small, branching tubules TB4, TB5, B2
BMI Body Mass Index, calculated by B2 into which the bronchi subdivide.
dividing a person's weight (in bronchitis Inflammation of the bronchi and B2
kilograms) by the square of their bronchioles.
height (in metres).
Buckminster- A form of carbon consisting of C2
bogs A muddy area of land. B7a, B7b fullerene molecules made up of 60 carbons
arranged to form a hollow sphere.