Biology
What is the basic unit of life
The Cell
Which organ pumps blood around the body?
The heart
What carries gentic information in cells?
DNA
What unit is used to measure force?
Newton
what is the symbol for gold?
Au
Name the process plants use to make their own food
Photosynthesis
Name the tube that carries food from the mouth to the stomach
Oesophagus
What do we call different forms of the same gene?
alleles
Name one type of energy
light, sound, kinetic, potential, sound
If a substance is neutral, what is its pH
7
What organelle is responsible for respiration in the cell?
The mitochondria
Which organ absorbs nutrients into the bloodstream
small intestine
What is a dominant trait?
A trait that is shown even when only was allele is present
What force pulls objects towards earth?
Gravity
What is matter?
Anything that occupies space and has mass
Name an enzyme found in the mouth, state its function.
What is the function of platelets ?
To clot blood
What is the name of the diagram used to predict inheritance?
What is density?
a measurement that takes both mass and volume into acount, how compact are particles in a substance
Why is carbon dioxide a greenhouse gas
it traps heat in the atmosphere
temperature, pH, concentration
What is the function of the alveoli in the lungs
They allow oxygen to enter the blood, and carbon dioxide to leave the blood
If both parents are heterozygous (Bb) for blue eyes, what fraction of the offspring will have blue eyes?
3/4
State the distance, speed , time formula
Distance = speed x time
speed = distance/ time
time = distance / speed
Explain the structure of the atom
proton,neutron in the middle in the nucleus, electrons floating around in electron cloud