Btec Applied Science Unit 3 Q&A 2022/2023// Btec Applied Science Unit One Biology/BTEC Applied Science Unit 1 Biology/ BTEC Applied Science Unit One Physics// BTEC Applied Science Unit 5 - The Heart//BTEC Applied Science - Physics Exam Questions And Answe

What is the function of the mitochondria? - cellular respiration What is the function of the ribosomes? - protein synthesis What is the function of the smooth endoplasmic reticulum? - Synthesis and transport of lipids and carbohydrates What is the function of the Golgi apparatus? - Modified...

Describe the function of the nucleolus - Answer - Produces ribosomes and RNA Describe the function of the cell wall - Answer - Provides rigidity and protection to the cell Describe the function of the chloroplasts - Answer - Site of photosynthesis as they contain chlorophyll Describe the fu...

Define the amplitude of a wave - Answer - The distance from the rest position to the top of the wave Define the period of a wave - Answer - The time taken for one wavelength to pass a point Define the frequency of a wave - Answer - The number of waves per second How many ms are in 1s? - Ans...

Function of the Right Pulmonary Artery - Answer - Carried deoxygenated blood to the right lung Function of the Aorta - Answer - Carries oxygenated blood from the left ventricle to the rest of the body Function of the Left Pulmonary Artery - Answer - Carries deoxygenated blood to the left lung ...

State what is meant by the term analogue signal (1 mark) - Answer - A signal that can have any value State what is meant by the term digital signal (1 mark) - Answer - A signal that has 2 values only which are 0 and 1. Explain 2 advantages of using digital signals instead of analogue signals t...

How many electrons can an s subshell hold? - Answer - 2 How many electrons can a p subshell hold? - Answer - 6 How many electrons can a d subshell hold? - Answer - 10 Which subshells are available in the first energy level? - Answer - s Which subshells are available in the second energy ...

What are the standard units of mass, length and time? - Answer - Kilograms, metres and seconds What are the SI prefixes for 10^3, 10^6 and 10^9? - Answer - kilo, mega, giga What are the SI prefixes for 10^-3, 10^-6 and 10^-9? - Answer - milli, micro, nano What is work done? - Answer - The e...

chemical energy - Answer - the energy required to break or make bonds exothermic reaction - Answer - A reaction that releases more energy in the form of heat what is the enthalpy change of an exothermic reaction - Answer - negative endothermic reaction - Answer - A reaction in which more en...