Biology 2 Knowledge Questions

Front 1

A group of similar cells working together is known as what?

Back 1

Tissue

Front 2

What is an enzyme

Back 2

A biological catalyst

Front 3

If an enzyme is subjected to excessive heat or pH it changes shape. What is the term for this

Back 3

Denatured

Front 4

Amylase will break down starch into what

Back 4

Glucose

Front 5

Which 3 places in the body is amylase made

Back 5

Salivary glands

Pancreas

Small intestine

Front 6

Proteases will break down the proteins into what

Back 6

Amino acids

Front 7

Which 3 places in the human body is protease made

Back 7

Stomach

Pancreas

Small intestine

Front 8

Lipases break down fats into which 2 molecules

Back 8

Fatty acids

Glycerol

Front 9

Which 2 places in the human body is lipase made

Back 9

Pancreas

Small intestine

Front 10

Where is bile made

Back 10

Liver

Front 11

What are the 2 main functions of bile

Back 11

Emulsifies fats

Neutralises stomach acid

Front 12

Which chemical is used to test for starch

Back 12

Iodine solution

Front 13

Which test is used to identify the presence of sugars

Back 13

Benedicts test

Front 14

Which test is used to identify the presence of protein

Back 14

Buiret test

Front 15

Which chemical test is used to identify the presence of lipids (fats)

Back 15

Sudan lll test

Front 16

What is the scientific work for air sacs

Back 16

Alveoli

Front 17

Which two gases are exchanged in the lungs

Back 17

Oxygen

Carbon dioxide

Front 18

By which process are gases exchanged in the lungs

Back 18

Diffusion

Front 19

The lower chambers of the heart are known as what

Back 19

Ventricles

Front 20

The upper chambers of the heart are known as

Back 20

Atria

Front 21

Name the blood vessel that transports blood from the heart to the lungs

Back 21

Pulmonary artery

Front 22

Name the blood vessel that transports blood from the lungs to the heart

Back 22

Pulmonary vein

Front 23

Name the blood vessel that transports blood from the heart to the rest of the body

Back 23

Aorta

Front 24

Name the blood vessel that transports blood from the rest of the body to the heart

Back 24

Vena cava

Front 25

What is the name of an artificial device used to control heartbeat

Back 25

Pacemaker

Front 26

Name the three types of blood vessel

Back 26

Artery

Vein

Capilliary

Front 27

Which blood vessel carries blood away from the heart under pressure

Back 27

Artery

Front 28

Which blood vessel carries blood back to the heart at low pressure

Back 28

Vein

Front 29

Which blood vessel has walls which are only one cell thick

Back 29

Capillary

Front 30

What is the name of the red pigment called in red blood cell that binds to oxygen

Back 30

Haemoglobin

Front 31

What 3 ways does a white blood cell defend against microorganisms

Back 31

Phagocytosis

Produces antibodies

Produces antitoxins

Front 32

What is the name of the liquid that carries everything in blood

Back 32

Plasma

Front 33

What name is given to the small fragments of cells that help the blood clot

Back 33

Platelets

Front 34

What is the name of the tube that can be inserted into an artery to hold it open

Back 34

Stent

Front 35

What pill can be given to a patient to lower their cholesterol level

Back 35

Statin

Front 36

Diseases that can be spread from person to person are known as what

Back 36

Communicable

Front 37

Diseases that cannot be spread are known as what

Back 37

Non-communicable

Front 38

Uncontrolled cell growth and division can cause what

Back 38

Cancer/tumour

Front 39

A tumour that grows until there’s no more room and stays in one place is known as what

Back 39

Benign

Front 40

A tumour that grows and spreads to healthy tissue elsewhere in the body is known as what

Back 40

Malignant

Front 41

Which tissue in a plant leaf has many chloroplasts

Back 41

Palisade mesophyll

Front 42

Which tissue transports water through a plant

Back 42

Xylem

Front 43

Which tissue transports food through a plant

Back 43

Phloem

Front 44

What is the name of the process of moving water throughout a plant

Back 44

Transpiration

Front 45

What is the name of the process of moving food substances throughout a plant

Back 45

Translocation

Front 46

What is the name of the hole on the underside of a leaf that allows gases to pass in and out of a leaf

Back 46

Stoma/stomata

Front 47

What is the name of the cells that open and close the holes on the underside of the leaf

Back 47

Guard cells

Front 48

The rate of water loss from the leaves of a plant can be affected by which 4 things

Back 48

Temperature

Humidity

Light intensity

Air flow