The correct answer is Cannabis Sativa. Key Points • Marijuana is derived from the flowers, leaves, and seeds of the Cannabis Sativa plant. It contains psychoactive compounds such as tetrahydrocannabinol (THC), which is responsible for its narcotic effects. • Cannabis Sativa is a species of the Cannabis plant that is widely cultivated for its psychoactive properties. It has been used for centuries for recreational, medicinal, and industrial purposes. • The plant’s flowers and leaves are dried to produce Marijuana, which can be smoked, vaporized, or infused into food products. Hence, Cannabis Sativa is the correct answer. • The other options, such as Nicotiana tabacum, Opium Poppy, and Mentha Spicata, do not produce Marijuana. These plants have distinct uses and characteristics, which will be discussed in the Additional Information section. Additional Information • Cannabis Sativa: • Cannabis Sativa is a species of the Cannabis genus, primarily known for its psychoactive compound, THC, and its non-psychoactive counterpart, cannabidiol (CBD). • It is extensively used for both medicinal and recreational purposes. Marijuana is legal in several countries for medical use, including Canada, the USA (some states), and the Netherlands. • The plant also has industrial applications, such as in the production of hemp, which is used to make textiles, ropes, and other products. • Nicotiana tabacum: • Nicotiana tabacum is the plant primarily used to produce tobacco. It contains nicotine, a chemical that acts as a stimulant and is highly addictive. • Tobacco is not associated with narcotics like Marijuana but is primarily used for smoking and chewing products. • Opium Poppy (Papaver somniferum): • The Opium Poppy is the source of opiates such as morphine, codeine, and heroin. These are classified as narcotics but are unrelated to Marijuana, which comes from Cannabis Sativa. • Mentha Spicata: • Mentha Spicata, commonly known as spearmint, is a herb used for culinary and medicinal purposes. It has no narcotic properties. Important Points • Tetrahydrocannabinol (THC): • THC is the primary psychoactive compound in Cannabis Sativa. It interacts with cannabinoid receptors in the brain, leading to effects such as euphoria, altered perception, and relaxation. • Legal Status of Marijuana: • Marijuana's legal status varies across the globe. For example, it is legal for recreational use in Canada, while in India, its use is prohibited under the Narcotic Drugs and Psychotropic Substances Act (1985).