Cells And Microscope

Question 1

Cell Membrane

Answer 1

Allows substances to pass in and out of the cell.

Question 2

Cytoplasm

Answer 2

Watery fluid that gives support to the cell.

Question 3

Nucleus

Answer 3

Controls the cell’s activities.

Question 4

Vacuole

Answer 4

(Larger and permanent in plants) storage of food,water and wastes.

Question 5

Cell Wall

Answer 5

(Only in plant cell) gives strength to the cell.

Question 6

Chloroplasts

Answer 6

(Only in plant cell) contains chlorophyll help make food.

Question 7

Base

Answer 7

Keeps the microscope stable.

Question 8

State And Stage Clips

Answer 8

Holds the slide in place.

Question 9

Light Source

Answer 9

A built in light bulb or mirror that lights up the specimen.

Question 10

Diaphragm

Answer 10

Controls the amount of light passing through the specimen.

Question 11

Objective Lens

Answer 11

Magnifies the specimen by different factors (x4, x10, x40).

Question 12

Eyepiece Lens

Answer 12

Magnifies the specimen, usually by a factor of 10 (x10).

Question 13

Coarse Focus Wheel

Answer 13

Brings the image into rough focus.

Question 14

Fine Focus Wheel

Answer 14

Brings the image into sharp focus.

Question 15

Electron Microscope

Answer 15

Used to study things in more detail.
A beam of electrons is passed through a specimen.

Question 16

Micrograph

Answer 16

An image formed when using an electron microscope.

Question 17

Mitochondria And Ribosomes

Answer 17

Can be seen with an electron microscope, but cannot be seen with a light microscope.

Question 18

Organelle

Answer 18

Structure in a cell that carries out a particular role.

Question 19

Cell

Answer 19

Made up of organelles, different cells do different jobs.

Question 20

Tissue

Answer 20

Groups of cells that work together e.g. blood is made of red and white blood cells, plasma and platelets.

Question 21

Organ

Answer 21

Group of tissues that work together.

Question 22

System

Answer 22

Group of organs that work together.

Question 23

Organism

Answer 23

An individual that has many systems that work together.