Rotenone, derived from plants like Derris elliptica, is a natural piscicide traditionally used by indigenous people to stun or paralyse fish.
List of bioactive compounds obtained from plants : (a) Nicotine - from tobacco plant (b) Nibidinc - from neem plant (c) Rotenone - from derris elliptica (d) Pyrethrum - from chrysanthemum cincrariefolium The bioactive compound extracted from plant was used by primitive people for paralysing the fish. Which of the above options was resorted to by them ?
Asked in MPSC CS Prelims 2013 · Topic: Plant: Economic Importance (Medicinal Plants and their Pharmacological Uses)
More Biology questions
- Plants have been used as healers and health rejuvenators since times immemorial. More than half the drugs under clinical use owe their origin to plants. The Glossary of Indian Medicinal Plants lists 3000 plants. Which part of the plants is used most for medicinal properties ?
- Isabgol that is used in stomach disorders is obtained from
- Which of the following plant boosts the production of red blood cells?
- Match the commonly used modern drugs with their plant sources : Drug Plant Source
- Match the following : Tree Usage
- Match List I with List II and select the correct answer using the code given below the lists : List I (Product) List II (Source)
- Fruit. - B. Hing (Asafoetida): Derived from the dried latex (gum resin) extracted from the tap roots of several species of Ferula. Matches with 2. Root. - C. Rubber: Natural rubber is primarily obtained from the latex of the rubber tree (Hevea brasiliensis), which is collected by tapping the bark/stem. Matches with 4. Stem (latex collected from the stem/bark). - D. Quinine: An antimalarial compound extracted from the bark of the Cinchona tree (Cinchona species). Matches with 1. Bark. 72. Seaweeds are important source of -
- With reference to Neem tree, consider the following statements : 1. Neem oil can be used as a pesticide to control the proliferation of some species of insects and mites. 2. Neem seeds are used in the manufacture of biofuels and hospital detergents. 3. Neem oil has applications in pharmaceutical industry. Which of the statements given above is/are correct?
