AIIMS Botany Human Health And Diseases Class 12 Questions

Match the following:

Shigella sp., Salmonella sp. are quite closely related genera that are responsible for diarrhoeal diseases. Dehydration is common to all types of diarrhoeal diseases and adequate supply of fluids and electrolytes that provide ions should be ensured.

Diabetes mellitus (DM) type 2 is a problem associated with high blood sugar levels (hyperglycemia). Insulin injections are not essentially required in this condition. This indicates that the assertion is true but not the reason is false.

The statement given in the assertion that, ‘cannabinoids are known as the drugs of abuse’ is true. The statement given in the reason that, ‘cannabinoids affect the activity of cardiovascular system and central nervous system is also true, and it also explains the assertion correctly.

Assertion: Opioids are used as drugs of abuse Reason: These slow down metabolism and produce hallucinations

Assertion: Amount of cyanocobalamine required daily is 3 mcg Reason: Its deficiency causes pernicious anaemia

How is Ascariasis transmitted?

Type^{-1} diabetes is -

The statement given in assertion and reason are correct that unsterilized needles should not be used because it leads to increase the risk of spread of AIDS and hepatitis-B through body fluids. The statement given in the reason correctly describes the assertion.

Assertion: AIDS occurs by retroviruses whose RNA is enveloped. Reason: It enters into the cell & forms new viruses.

Assertion: IgM is a type of immunoglobulin which cannot cross the placenta. Reason: IgM is pentamer immunoglobulin, joined by J⁻chain.

Assertion: In jaundice, the skin and mucous membranes assume a yellowish hue. Reason: Yellow pigment bilirubin imparts pale yellow colour to blood plasma.

Which of the following statements is correct ? 1. Common cold - 2013 Droplet Infection. 2. Typhoid - 2013 Contaminated food & water. 3. AIDS - 2013 Shaking hands. 4. Ringworm - 2013 Using infected towels.

Assertion: Persons suffering from haemophilia fail to produce blood clotting factor VIII. Reason: Prothrombin producing platelets in such persons are found in very low concentration.