Science 1.Cells

Question 1

Definition of Cell membrane

Answer 1

Contains the contents of a cell. It allows water, oxygen and glucose in and carbon dioxide and other waste molecules out.

Question 2

Defintion of Cell wall

Answer 2

Found in Plant cell only. Gives the cell structure and support.

Question 3

Definition of Vacoule

Answer 3

Stores water and soluble nutrients in a Plant cell.

Question 4

Definition of Mitochondria

Answer 4

Where respiration takes place to release energy.

Question 4

Definition of Chloroplast

Answer 4

Where photosynthesis happens. Contains green pigment Chlorophyll which transfers light energy into chemical energy.

Question 5

Definition of Diffusion

Answer 5

Particles in a gas or liquid move from an area of high to low concentration to even it out.

Question 6

Definition of Nucleus

Answer 6

Stores the genetic information for cell reproduction and repair.

Question 7

Definition of Cytoplasm

Answer 7

Jelly like substance where chemical reactions happen.