CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Local Defense System

Mention if th...

Question

Mention if the following statements are true of false:
(i) DDT is a disinfectant.
(ii) Penicillin is a disinfectant.
(iii) Chemicals applied to spots and places to kill harmful microorganism are called disinfectants.
(iv) Our body can make only a limited variety of different antibodies.
(v) Salk vaccine is used against tuberculosis.
(vi) Active immunity means that antibodies are produced by the individual itself.
(vii) Passive immunity develops after having a disease.
(viii) Who procures and provides blood to victims of war.

Open in App

Solution

(i) False
DDT is a pesticide.

(ii) False
Penicillin is an antibiotic.

(iii) True

(iv) True

(v) False
Salk vaccine is used against polio.

(vi) True

(vii) False
Acquired active immunity develops after having a disease.

(viii) False
Red Cross procures and provides blood to victims of war.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Differentiate between the following:
(i) Antigen and Antibody
(ii) Antiseptic and Antibiotics
(iii) Serum and Plasma
(iv) Toxins and Antitoxins
(v) Vaccination and Sterilization
(vi) Disinfectant and Antiseptic
(vii) Active immunity and Passive immunity
(viii) Acquired disease and Congenital disease

Q. Define the following:
(i) Disease
(ii) Health
(iii) Vaccinations
(iv) Immunity
(v) Antiseptic
(vi) Cancer
(vii) Allergy
(viii) Hypersensitivity
(ix) Penicillin
(x) Disinfectant
(xi) Penicillin
(xii) Suphonamide drugs
(xiii) Acquired disease
(xiv) Prophylaxis
(xv) Antibiotic

A)	Naturally acquired ACTIVE IMMUNITY	i)	Jasmine was vaccinated for Polio to protect her against the disease.
B)	Artificially acquired ACTIVE IMMUNITY	ii)	Rohit was bitten by a viper and was given an injection of anti-venom.
C)	Naturally acquired PASSIVE IMMUNITY	iii)	Imran suffered from Chicken pow in childhood and is now possibly immune to another chickenpox attack.
D)	Artificially acquired PASSIVE IMMUNITY	iv)	Ria was advised by doctors to breastfeed her newborn in order to improve the infant's immunity.

Immunity can be gained actively or passively. When the antibodies to antigens are produced by our own bodies, we call it active immunity. We acquire passive immunity by receiving antibodies that were not made by our own bodies. Which of the following options is the correct match for the type of immunity with the appropriate example?

Q. State whether the following statements are true or false. Rewrite the false statements by changing the first or the last word only. [5 MARKS]
(a) Penicillin is an example of a sulphonamide.
(b) The Red Cross supplies blood to victims of natural disaster.
(c) Bleeding can usually be stopped by the application of cold water.
(d) DPT vaccination is against diphtheria, pertussis and typhoid.
(e) A disinfectant can be applied on a wound to prevent infection.

Q. Which of the following statement(s) is/are correct?
I) Antibodies can be passed from mother to child through breastmilk.
II) Acquired or adaptive immunity is not specific to any type of pathogen.
III) A vaccine is made up of either a weakened or dead pathogen and is used to develop immunity against that pathogen.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Human Defence

BIOLOGY

Watch in App

explore_more_icon

Explore more

Local Defense System

Standard IX Biology

Join BYJU'S Learning Program

CrossIcon