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🔬 Biology  ·  Human Health and Disease  ·  NEET

Charas, ganja and hashish are drugs obtained from the plant:

Answer: Cannabis sativa.

  • A Papaver somniferum
  • B Atropa belladonna
  • C Cannabis sativa
  • D Erythroxylum coca

Correct answer: C. Cannabis sativa

Explanation: Cannabinoids such as charas, ganja, marijuana and hashish are obtained from the inflorescences of Cannabis sativa. Papaver somniferum yields opioids, and Erythroxylum coca yields cocaine.

Malaria Transmission CycleHumanhostAnophelesmosquito (vector)bites human, injects sporozoitesbites infected human, takes gametocytesSporozoites infect liver,then RBCs (causes fever)Parasite completes sexualstage inside the mosquito

The Plasmodium parasite needs both hosts: the female Anopheles mosquito injects sporozoites while biting (infecting the human liver and RBCs, causing the malaria fever cycle), then picks up gametocytes from an infected person's blood, completing the parasite's sexual stage inside the mosquito.

Concept context

Pathogens, infectious diseases, non-infectious diseases, drugs, cancer, and public health. High NEET importance.

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