B:3 Infection and Response Paper 1

Question 1

Write a Definition of a Pathogen?

Answer 1

• Pathogens Are Microorganism That Enter the Body and Cause Disease

Question 2

Name The 4 Main Types Of Pathogens?

Answer 2

• 1) Bacteria
• 2) Viruses
• 3) Protists
• 4) Fungi

Question 3

What’s The Acronym The Rember The Different Ways a Pathogen Can Spread?

Answer 3

• W - Water
• A - Air
• D - Direct Contact

Question 4

What’s The Acronym To Stop The Spread of a Disease

Answer 4

• H - Hygiene
• D - Destroying Vectors
• I - Isolating
• V - Vaccination

Question 5

What Do Bacteria Do and How Can They Make You ill?

Answer 5

• Bacteria Reproduce Rapidly Inside Your Body.
• They Can Make You Feel Ill By Producing Toxins.
• Toxins Damage your Cells and Tissues.

Question 6

Name The 2 Bacterial Diseases?

Answer 6

• 1) Salmonella
• 2) Gonorrhoea

Question 7

What Is Salmonella And Name 2 Ways You Can Catch It.

Answer 7

• Salmonella is a Type Of Bacteria That Causes Food Poisoning.
• You Can Get By Eating Chicken That Caught The Disease Whilst It Was Alive.
• Or You Can get It Be Eating Food That Has Been Made In a Unclean Kitchen.

Question 8

Name The 4 Symptoms Of Salmonella?

Answer 8

• 1) Fever
• 2) Stomach Cramps
• 3) Vomiting
• 4) Diarrhoea

Question 9

In The Uk How Do They Reduce The Risk of Salmonella?

Answer 9

They Vaccinate Turkeys and Chickens To Stop It Spreading

Question 10

What Is Gonorrhoea And How Is It Passed On?

Answer 10

• Gonorrhoea Is a Sexually Transmitted Disease.
• Its Passed On By Sxual Contact For Example Having Unportected Sex.

Question 10

Name 2 Symptoms Of Gonorrhea and How Can It Be Treated?

Answer 10

• The Symptoms Of Gonorrhoea is Pain When You Urinate and Yellow or Green Discharge Come From The Vagina or Penis.
• Gonorrhoea Can Be Treated With a Antibiotic Called Penicillin .

Question 11

Name 2 Ways Gonorrhoea Can Be Prevented?

Answer 11

• 1) People Can Use Barrier Methods Like A Condom.
• 2) People Can be Treated With Other Antibiotics.

Question 12

What Do Viruses Do ,Where Do They Live And How Do They Make You ill?

Answer 12

• Viruses Reproduce Rapidly Inside Your Body.
• They Live Inside Your Cells and They Make Lost Of Copies Of Themselves.
• Then The Cells With Burst This Then Causes Cell Damage and Makes You Feel ill.

Question 13

Name The 3 Viral Diseases?

Answer 13

• 1) Measles
• 2) HIV
• 3) Tobacco Mosaic Virus

Question 14

How Is Measles Spread and Name The 3 Symptoms Of Measles?

Answer 14

• Measles Is Spread By Droplets From an Infected Person When They Cough or Sneeze.
• The Symptoms Of Measles Is Skin Rash,Fever and Death.

Question 15

How Do You Stop The Spread Of Measles?

Answer 15

• To Stop The Spread most People are Vaccinated Against Measles When They Are Young.

Question 16

How Is HIV Spread and How Can It Happen?

Answer 16

• HIV Can Be Spread by Sexual Contact or By Exchanging Bodily Fluids.
• This Can Happen when People Share Needles When Taking Drugs.

Question 17

How Does HIV Start And Then What Happens?

Answer 17

• HIV Causes Flu-Like Symptoms For a Few Weeks.
• After That The Person Doesn’t Usually Have Any Symptoms for Several Years.

Question 18

Write a Definition of Antiretroviral Drugs?

Answer 18

These Are Drugs That Can Stop The HIV Virus Copying Itself In The Body.

Question 19

What Controls HIV and What Happens If Its Not Controlled?

Answer 19

• HIV Is Controlled with Antiretroviral Drugs.
• And If It’s Not Controlled The Viruses Attack The Immune System

Question 20

What Do You Call HIV If The the Immune System Is Badly Damaged?

Answer 20

• Late Stage HIV Infection Or AIDs

Question 21

What is Tobacco Mosaic Virus and What Does It Cause?

Answer 21

• Tobacco Mosaic Virus (TMV) Is a Virus That Affect Many Species Of Plants For Example:Tomatoes
• It Causes Part Of The Leaves To Become Discoloured this Give them a Moscia Pattern.

Question 22

Why Is Tobacco Mosaic Harmful To Plants?

Answer 22

• TMV Makes The Plants Levees Discoloured.
• This Means That Leaves Have Less Chlorophyll To Absorb Light so It Cant Do Photosynthesis.

Question 23

What Type Of Pathogen Causes Rose Black Spot And How Is It Spread?

Answer 23

• Rose Black Spot Is Caused by Fungi.
• It Can Be Spread By Wind Or Water.

Question 24

Name 2 Symptoms Of Rose Black Spot and What Does This Mean?

Answer 24

• 1 Symptom Of Rose Black Spot Is It Causes Purple Or Black Spots On The Leaves of a Rose Plants.
• Another Symptom is The Leaves Turn Yellow and Then Drop Off.
• This Then Means That Less Photosynthesis Can Happen and The Plant Can’t Grow Very Well

Question 25

Name 2 Ways Rose Black Spots Can Be Reduced?

Answer 25

• 1) Gardens Can Spray Fungicide.
• 2) They Can Also Cut Off The Leaves and Then Destroy The Leaves So They Don’t Spread

Question 26

Write a Definition of Fungicide?

Answer 26

• Fungicides Are Chemicals That Kill Fungi.

Question 27

What Causes Malaria And What Are Mosquitoes and What Do They Do?

Answer 27

• Malaria Is Caused By a Protist.
• Part of The Protists Life Cycle Takes Place Inside the Mosquito.
• The Mosquitoes Are Vectors They Help Spread Malaria.

Question 28

How Is Malaria Spread?

Answer 28

• 1) The Mosquito Pick Up The Protist When They Feed On Infected Animals.
• 2) Then They Pass