Cells

Question 1

Cells

Answer 1

The smallest units of life.

Question 2

Light microscopes

Answer 2

Instrument for viewing very small objects. A light microscope can magnify things up to 1500 times.

Question 3

Electron microscope

Answer 3

Instrument for viewing very small objects. An electron microscope can magnify things up to a million times.

Question 4

Monocular

Answer 4

Describes a microscope through which specimen is seen using one eye only.

Question 5

Binocular

Answer 5

A microscope with two eye pieces so you use both eyes to look at the object.

Question 6

Stereo

Answer 6

Describes a microscope through which the specimen is viewed using both eyes.

Question 7

Magnification

Answer 7

The number of times the image has been enlarged.

Question 8

Microscope

Answer 8

An instrument for viewing small objects.

Question 9

Unicellular

Answer 9

An organism having only one cell.

Question 10

Multicellular

Answer 10

Having many cells.

Question 11

Micrometer

Answer 11

A length on one millionth of a metre.

Question 12

Nanometre

Answer 12

A unit of measurement equal to a billionth of a metre.

Question 13

Nanotechnology

Answer 13

A rapidly developing field that includes and studying cells.

Question 14

Prokaryotes

Answer 14

Organism classified as belonging to the prokaryote kingdom.

Question 15

Eukaryotes

Answer 15

Member of the of organisms that has a membrane around the nucleus in each of their cells.

Question 16

Cell Membrane

Answer 16

Structure that encloses the contents of a cell and allows the movement of some materials in and out.

Question 17

Cytosol

Answer 17

The fluid found inside cells.

Question 18

Ribosomes

Answer 18

Small structures within a cell in which proteins such as enzymes are made.

Question 19

Cytoplasm

Answer 19

The jelly like material inside a cell.

Question 20

Metabolism

Answer 20

The chemical reactions occurring with a organism that enables the organism to use energy and grow and repair cells.

Question 21

Binary Fission

Answer 21

Reproduction by the division of a organism.

Question 22

Animalia

Answer 22

The kingdom of organisms that have cells as a membrane around the nucleus but no cell wall, large vacuole or chloroplasts.

Question 23

Plantae

Answer 23

The kingdom of organisms that have cells with a membrane with a nucleus.

Question 24

Fungi

Answer 24

The kingdom of organisms such as mushrooms and moulds.

Question 25

Proctista

Answer 25

The kingdom of organisms including algae and protozoans.

Question 26

Prokaryote

Answer 26

The kingdom of organisms that consist of single cells.

Question 27

Mitochondria

Answer 27

Small rod shaped organelles that supply energy to other parts of the cell.

Question 28

Cellular respiration

Answer 28

The chemical reaction involving oxygen.

Question 29

Mitochondria

Answer 29

Small rod shaped organelles that supply energy to other parts of the cell.

Question 30

Cellular respiration

Answer 30

The chemical reaction involving oxygen.

Question 31

Photosynthesis

Answer 31

The food making process in plants.

Question 32

Chlorophyll

Answer 32

The green coloured chemical in plants.

Question 33

Nucleus

Answer 33

Central part of an atom, made up of protons and neutrons.

Question 34

Chromosomes

Answer 34

Tiny thread like structure inside the nucleus of a cell.

Question 35

Dependent Variable

Answer 35

A variable that is expected to change when the independent variable is changed.

Question 36

Mitosis

Answer 36

Cell division process that results in new cells with the same number of chromosomes as the original cell.

Question 37

Clone

Answer 37

Identical copy.

Question 38

Cytokinesis

Answer 38

The process where the cytoplasm of a cell divides to form two daughter cells.

Question 39

Nucleus

Answer 39

Central part of an atom, made up of protons and neutrons.

Question 40

Chromosomes

Answer 40

Tiny thread like structure inside the nucleus of a cell.

Question 41

Dependent Variable

Answer 41

A variable that is expected to change when the independent variable is changed.

Question 42

Mitosis

Answer 42

Cell division process that results in new cells with the same number of chromosomes as the original cell.

Question 43

Clone

Answer 43

Identical copy.

Question 44

Cytokinesis

Answer 44

The process where the cytoplasm of a cell divides to form two daughter cells.

Question 45

Infectious disease

Answer 45

Disease that can be transferred from one organism to another.

Question 46

Non infectious disease

Answer 46

Disease that cannot be tranferred from one organism to another.

Question 47

Antibiotic

Answer 47

Substance derived from a micro organism and used to kill bacteria in the body.

Question 48

Disenfectant

Answer 48

Chemical used to kill bacteria on surfaces and non living objects.

Question 49

Antisceptics

Answer 49

Mild disinfectant used on body tissue to kill microbes.

Question 50

Bactericidal

Answer 50

Describes an antiseptic that kills bacteria.

Question 51

Bacteriostatic

Answer 51

Describes an antiseptic that stops bacteria from growing or dividing but doesn't kill them.

Question 52

Epidermis

Answer 52

The outermost layer of the skin.

Question 53

Dermis

Answer 53

The medical name for the deeper part of the skin.

Question 54

Receptors

Answer 54

Special cells that detect energy and convert it to electrical energy that is sent to the brain.

Question 55

Sweat Glands

Answer 55

Tiny, coiled tube in skin thought which water and salt are removed from the body.

Question 56

Pores

Answer 56

Small openings in the skin.

Question 57

Evaporate

Answer 57

Change state from liquid to a gas.

Question 58

Phloem

Answer 58

Type of tissue that transports sugars made in leaves to other parts of a plant.

Question 59

Translocation

Answer 59

Transport of materials.

Question 60

Xylem Vessels

Answer 60

Pipelines for the flow of water up plants.

Question 61

Lingin

Answer 61

A hard substance in the walls of dead xylem cells.