Back to HUMAN HEALTH AND DISEASES
Your Progress
0 / 69 Answered
0
Correct
0
Incorrect
0%
Accuracy
NEET • BIOLOGY • HUMAN HEALTH AND DISEASES
Human health and diseases practice · Hard
Choose an answer to check it, or open “View answer” to study the explanation. Sign in to save progress to your account.
Practice format and chapter quiz
The practice player uses single-correct-answer MCQs. Chapter quizzes help you review a topic; they are not full-length NEET mock papers.
Take a chapter quiz →
Showing 61-69 of 69 questions
Preparing practice and saved progress…
61
Hard
61 of 69
Understanding
+4 | -1
Assertion : The normal range of TLC is 4000-
11000 per cubic mm of blood. It can be used to
test-various diseases.
Reason : An increase in TLC indicates
diseases are tuberculosis, typhoid etc.
11000 per cubic mm of blood. It can be used to
test-various diseases.
Reason : An increase in TLC indicates
diseases are tuberculosis, typhoid etc.
View answer and explanation
Correct option: A
If both Assertion and Reason are true and
Reason is the correct explanation of Assertion
Reason is the correct explanation of Assertion
Option A is correct because both the assertion and reason are true, and the reason correctly explains the assertion. An elevated TLC can indicate various diseases, including tuberculosis and typhoid.
62
Hard
62 of 69
Remembering
+4 | -1
Hydatid disease is caused by
View answer and explanation
Correct option: A
Echinococcus granulosus
Option A (Echinococcus granulosus) is correct because Hydatid disease is caused by the parasitic tapeworm Echinococcus granulosus.
63
Hard
63 of 69
Remembering
+4 | -1
The virus responsible for AIDA is an example of a (an):
View answer and explanation
Correct option: D
Retrovirus
Option D (Retrovirus) is correct because HIV, the virus responsible for AIDS, is a retrovirus, meaning it uses reverse transcriptase to convert RNA into DNA.
64
Hard
64 of 69
Analyzing
+4 | -1
[A]: Alcoholism and tabacco smoking are regarded social diseases.
[R]: Because both adversely affect the families of sufferers.
[R]: Because both adversely affect the families of sufferers.
View answer and explanation
Correct option: B
Both A and R are true and R is not the correct explanation of A
Option B is correct because both alcoholism and tobacco smoking are regarded as social diseases, and they adversely affect the families of sufferers, but the latter is not the direct explanation of the former.
65
Hard
65 of 69
Remembering
+4 | -1
Streptomyces rimosus produces the antibiotic known as ________.
View answer and explanation
Correct option: B
Oxytetracycline
Option B (Oxytetracycline) is correct because Streptomyces rimosus is known to produce oxytetracycline.
66
Hard
66 of 69
Analyzing
+4 | -1
Assertion: Bacteria and other particles pass
down the wind pipe and enter the lungs, causing
damage to the tissue.
Reason: Smoking reduces ciliary effectiveness.
down the wind pipe and enter the lungs, causing
damage to the tissue.
Reason: Smoking reduces ciliary effectiveness.
View answer and explanation
Correct option: A
If both Assertion and Reason are true and
Reason is the correct explanation of Assertion
Reason is the correct explanation of Assertion
Option A is correct because smoking reduces ciliary effectiveness, which allows bacteria and particles to enter the lungs and cause damage.
67
Hard
67 of 69
Analyzing
+4 | -1
Identify the odd one out.
View answer and explanation
Correct option: D
Cancer, Tuberculosis, Tetanus
Option D (Cancer, Tuberculosis, Tetanus) is correct because Cancer is a non-infectious disease, while Tuberculosis and Tetanus are infectious diseases. The other options contain only infectious diseases.
68
Hard
68 of 69
Understanding
+4 | -1
Assertion: Pork should be properly cooked to
avoid Taenia infection.
Reason: It contains hexacanth and cysticeric
larvae.
avoid Taenia infection.
Reason: It contains hexacanth and cysticeric
larvae.
View answer and explanation
Correct option: C
If Assertion is true but Reason is false
Option C is correct because the assertion is true (pork should be properly cooked to avoid Taenia infection), but the reason is false (it contains cysticercus larvae, not hexacanth larvae).
69
Hard
69 of 69
Remembering
+4 | -1
Ultrasound is produced by
View answer and explanation
Correct option: B
Lead zirconate
Option B (Lead zirconate) is correct because lead zirconate is a piezoelectric material commonly used to generate ultrasound.
Revision notes and key takeaways
Review HUMAN HEALTH AND DISEASES in your textbook or class notes, then use this set to check your understanding.
Showing 61-69 of 69 questions