Cells And Microscopes

Question 1

Cell membrane

Answer 1

Allow 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 activity

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 and cells) gives strengths to the cell

Question 6

Chloroplasts

Answer 6

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

Question 7

Base on microscope

Answer 7

Keeps the microscope steady

Question 8

Stage and stage clips

Answer 8

Holds the slides in place

Question 9

Light sorce on a microscope

Answer 9

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

Question 10

Diaphram

Answer 10

Controls the amount of light passing through the specimen

Question 11

Objective lens

Answer 11

Magnifies the specimen by different factors (x4 x 10 x 40)

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 to 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 am 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

Cells

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 from 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