Organisms and Life Processes Flashcards
1
Q
What are the 8 life processes that take place in most living things.
A
- Nutrition
- Respire
- Excrete
- Sensitivity
- Move
- Control internal conditions
- Reproduce
- Grow and Develop
2
Q
What is the role of the nucleus in a cell
A
it controls the activities of the cell. it contains chromosomes, which carry genes.
3
Q
What is the role of enzymes in a cell
A
they control the chemical reactions that happen in the cytoplasm
4
Q
What is the role of the mitochondria in a cell
A
They carry out some of the reactions of respiration, in order to provide the cell with energy.
5
Q
What is a catalyst
A
it is a chemical which speeds up a reaction without being used up itself.
6
Q
What is the chemical equation for respiration?
A
glucose + oxygen → carbon dioxide + water
C6H12O6 + 6O2 → 6CO2 + 6H2O
