WorksheetsInfection & Response
Total questions: 50
Worksheet time: 37mins
Select all the ways you can detect plant diseases
stunted growth
coughing
areas of decay
discoloration
presence of pests
Name one way of identifying plant diseases
(a)
Which of these is a viral plant disease
rose black spot
tobacco mosaic virus
human immuno-deficiency virus
measles
Why does nitrate deficiency cause stunted growth?
nitrogen is used to make amino acids
nitrogen is used to make chlorophyll
amino acids are used for growth of a plant
magnesium is used to make chlorophyll
Magnesium deficiency causes ..?
(a)
These are all ... defense responses
cellulose cell walls
waxy cuticle
layers of dead cells
physical
chemical
mechanical
These are all ... defense responses
antibacterial chemicals
poisons to deter herbivores
physical
chemical
mechanical
These are all ... adaptations
thorns and hairs
leaves which droop and curl
mimicry
physical
chemical
mechanical
A communicable disease is an ... disease which is transmissible from one individual to another
(a)
Name a type of pathogen
(a)
How are pathogens spread?
airbourne transmission
direct contact
contaminated food or water
licking your hand after opening a door
Select all the types of bacterial pathogen
salmonella
rose black spot
malaria
gonorrhoea
Name a symptom of salmonella
(a)
How is gonorrhoea spread?
airbourne transmission
contaminated food or water
sexual contact
Select all viral pathogens
measles
HIV
TMV
covid
... is spread through droplets in the air?
(viral pathogen)
(a)
What is used to prevent HIV developing into AIDS?
(a)
TRUE OR FALSE
humans can contract TMV
TRUE
FALSE
TWV has a distinctive mosaic pattern of discolouration which reduces..?
(a)
What type of pathogen is rose black spot?
protist
pathogen
funghi
bacteria
How can rose black spot be treated?
funghicides
penicillin
destroying affected leaves
washing your hands
What type of pathogen is malaria?
protist
bacteria
funghi
virus
the vector in malaria is?
(a)
cancer is a ... growth or tumor resulting from uncontrolled division of cells
(a)
TRUE OR FALSE
benign tumors do not spread
TRUE
FASLE
TRUE OR FALSE
malignant tumors undergo metastasis
TRUE
FALSE
What is metastsis?
spreading of tumor cells
the formation of secondary tumors
a type of cancer
how fast/slow a tumor grows
How does cancer originally form?
infection from someone else
mutation in DNA
mutation in cells
DEVELOPMENT OF A CANCER CELL
-mutation in DNA
-changes in gene controlling mitosis
-brake on cell division is removes
-...?
-malignant tumor forms
(a)
Select all human defense systems
the skin
nails
nose
stomach
What does the stomach contain which kills pathogens that enter it?
(a)
Select all the things the nose, trachea and bronchi do to remove pathogens
nose contains hairs which trap large microbes
trachea and bronchi contain cilia which waft the particles back up
trachea and bronchi contain goblet cells which produce mucus and trap smaller microbes
nose contains ilia which waft dust particles out
Name a type of white blood cell
(a)
What do phagocytes do?
produce antibodies
produce antitoxins
engulf and digest pathogens
remember the pathogen so that upon re-infection you can destroy the pathogen before you feel ill
What do white memory cells do?
produce antibodies
produce antitoxins
engulf and digest pathogens
remember the pathogen so that upon re-infection you can destroy the pathogen before you feel ill
What do lymphocytes do?
produce antibodies
produce antitoxins
engulf and digest pathogens
remember the pathogen so that upon re-infection you can destroy the pathogen before you feel ill
The process in which phagocytes engulf and digest pathogens is called?
(a)
What is this process called?
a dead or inactive form of a pathogen is injected into a person, stimulating an immune response without symptoms of disease
(a)
Select all the different types of immunity
passive immunity
active immunity
herd immunity
natural immunity
artificial immunity
Select all the things tested in a drug trial
dosage
efficacy
safety
side-effects
Pre-Clinical Trials..?
drug is tested on a large number of patients over a long amount of time to compare it to other drugs
drug is tested on a small number of healthy volunteers to see if it safe or has any harmful effects
drug is tested using cells, tissues and live animals to see if the drug looks promising
drug is tested on a small number of patients to see it is effective and to find the optimum dose
Phase one..?
drug is tested on a large number of patients over a long amount of time to compare it to other drugs
drug is tested on a small number of healthy volunteers to see if it safe or has any harmful effects
drug is tested using cells, tissues and live animals to see if the drug looks promising
drug is tested on a small number of patients to see it is effective and to find the optimum dose
Phase two..?
drug is tested on a large number of patients over a long amount of time to compare it to other drugs
drug is tested on a small number of healthy volunteers to see if it safe or has any harmful effects
drug is tested using cells, tissues and live animals to see if the drug looks promising
drug is tested on a small number of patients to see it is effective and to find the optimum dose
Phase three..?
drug is tested on a large number of patients over a long amount of time to compare it to other drugs
drug is tested on a small number of healthy volunteers to see if it safe or has any harmful effects
drug is tested using cells, tissues and live animals to see if the drug looks promising
drug is tested on a small number of patients to see it is effective and to find the optimum dose
Most drug trials are ... meaning neither scientists nor subjects know who got the drug
(a)
What kind of cell is created when you mix a tumor cell with a lymphocyte?
(a)
Why are monoclonal antibodies not used as much as they were hoped to be?
They are harder to make than originally thought
They are more expensive to make than originally thought
They create more side-effects than originally thought
They aren't as effective as originally thought
Select all advantages of a hybridoma cell
can produce antibodies
can't produce antibodies
divides slowly
divides rapidly
Select all uses of monoclonal antibodies
pregnancy tests
lateral flow tests
locating specific molecules in the body
binding to radioactive substances to treat cancer
What does DNA stand for?
(a)
