Acids and Bases
Digestion
Energy
Inheritance & Variation
Respiration
100

Substances with a pH of less than 7 are...

Acidic

100

What is the definition of digestion?

The breakdown of food into smaller soluble pieces.

100

What unit is energy measured in?

Joules

100

What type of reproduction involves one parent only?

Asexual

100

What is respiration?

The release of energy from food.

200

Bases that dissolve in water are known as...

Alkalis

200

What is an example of a carbohydrate that gives you a slow release of energy?

Starch

200

What is the ability to do work...

Energy


200

What is the full name for DNA?

Deoxyribonucleic Acid

200

A build up of what chemical causes cramps during exercise.

Lactic Acid

300

What type of paper can tell you the pH of a substance.

Universal Indicator Paper

300

Which vitamin deficiency can lead to scurvy?

Vit C

300

What is the energy stored when something is raised to a height?

Gravitational potential energy


300

What is a change in the genetic code of DNA.

Mutation

300

In what cell organelle does respiration take place?

Mitochondria

400

What piece of equipment is used in a titration to slowly release an acid into a base to be neutralised.

Burette

400

What enzyme is found in saliva?

Amylase

400

What is is the energy stored in the bonds between atoms

Chemical

400

Who was the father of genetics?

Gregor Mendel

400

What temperature do human enzymes work best?

37 degrees celsius

500

What indicator is used in a neutralisation reaction.

Methyl orange

500

What is produced in the liver?

Bile

500

What type of reaction takes in heat from the environment?

Endothermic

500

What is another word for the genes that an organism possesses.

Genotype

500

When you investigated the effect of temperature on respiration in yeast, how did you measure the rate of respiration?

The height of the foam produced.