Topic 1: Life processes

Question 1

all living organisms share these 7 life processes known as MRS GREN. What does this stand for?

Answer 1

-Movement
-Respiration
-Sensitivity
-Growth
-Reproduction
-Excretion
-Nutrition

Question 2

what are the two main types of cell that organisms are made of?

Answer 2

plant and animal cells

Question 3

what do plant cells contain, and what does each part do?

Answer 3

-nucleus - controls cell activity
-cytoplasm - where chemical reactions occur
-cell membrane - controls what enters the cell
-cell wall - supports and strengthens the cell
-chloroplasts - site of photosynthesis
-vacuole - stores cell sap

Question 4

what do animal cells contain?

Answer 4

-nucleus
-cytoplasm
-cell membrane

Question 5

name a type of unicellular organism

Answer 5

bacteria