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Assertion & Reason Test: Human Health & Disease - NEET MCQ


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10 Questions MCQ Test Biology Class 12 - Assertion & Reason Test: Human Health & Disease

Assertion & Reason Test: Human Health & Disease for NEET 2024 is part of Biology Class 12 preparation. The Assertion & Reason Test: Human Health & Disease questions and answers have been prepared according to the NEET exam syllabus.The Assertion & Reason Test: Human Health & Disease MCQs are made for NEET 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Assertion & Reason Test: Human Health & Disease below.
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Assertion & Reason Test: Human Health & Disease - Question 1

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Ganja is obtained from Cannabis sativa / hemp plant.

Reason (R) : It is hallucinogenic, alters perception, causes illusion and damages the cardiovascular system.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 1

Ganja is obtained from Cannabis sativa / hemp plants. It is not hallucinogenic, alters perception, causes illusions and damages the cardiovascular system.

Assertion & Reason Test: Human Health & Disease - Question 2

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Cocaine are drug of abuse.

Reason (R) : Cocaine interferes in the working of the central nervous system.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 2
Cocaine interferes with the transport of the neurotransmitter dopamine, which acts as a chemical messenger in our body.
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Assertion & Reason Test: Human Health & Disease - Question 3

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Opioids, also called opiates used to treat pain.

Reason (R) : Opioids are the drugs which are kind to specific opioid receptors present in our central nervous system.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 3
When opioids bind to specific receptors present in our CNS, they block the pain messages sent from the body through the spinal cord to the brain.
Assertion & Reason Test: Human Health & Disease - Question 4

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion(A) : The colostrum provides passive immunity to the newborn baby.

Reason(R) : In this, the readymade antibodies are directly given to protect the body.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 4
Colostrum (Mother’s first milk) contains a good amount of antibodies like IgA , which provide passive immunity to the newborn and protects it from various infections.
Assertion & Reason Test: Human Health & Disease - Question 5

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Sharing of injection needles between two individuals is not recommended.

Reason (R) : This transmits STDs like AIDS and Hepatitis from the diseased person to the healthy person.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 5
Sharing of injection needles is not recommended so as to avoid the transmission of STDs like AIDS and Hepatitis from the diseased person to the health person.
Assertion & Reason Test: Human Health & Disease - Question 6

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Acquired immunity is pathogen specific.

Reason (R) : It is not present since birth.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 6
Acquired immunity is learned, it is not present at birth.
Assertion & Reason Test: Human Health & Disease - Question 7

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Pathogens are disease causing organisms.

Reason (R) : Salmonella typhi is a pathogenic virus causing tuberculosis.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 7
Salmonella typhi is a pathogenic bacterium that causes typhoid fever in human beings.
Assertion & Reason Test: Human Health & Disease - Question 8

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A): Bone marrow and thymus are primary lymphoid organs.

Reason(R): It is the organs, to which matured lymphocytes migrate, interact with antigens and then proliferate to become effector cells.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 8
Bone marrow and thymus are primary lymphoid organs as here immature lymphocytes differentiate into antigen-sensitive lymphocytes.
Assertion & Reason Test: Human Health & Disease - Question 9

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Heroin, the smack is chemically diacetylmorphine.

Reason (R) : Heroin is obtained by acetylation of morphine.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 9
Reason is the correct explanation of assertion. Heroin is obtained by acetylation of morphine, which is extracted from the latex of the poppy plant.
Assertion & Reason Test: Human Health & Disease - Question 10

Directions : In the following questions a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as :

Assertion (A) : Smoking increases the carbon monoxide (CO) content in the blood which has greater affinity to haemoglobin than oxygen.

Reason (R) : CO forms a stable bond with haemoglobin and does not allow binding of oxygen. It reduces concentration of haem bound oxygen and causes oxygen deficiency in the body.

Detailed Solution for Assertion & Reason Test: Human Health & Disease - Question 10

Smoking increases the carbon monoxide (CO) content in the blood which has greater affinity to haemoglobin than oxygen. CO forms a stable bond with haemoglobin and does not allow binding of oxygen. It reduces concentration of haem bound oxygen and causes oxygen deficiency in the body. Smoking also damages alveolar walls, which reduces respiratory surface (emphysema).

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