Challenger App

No.1 PSC Learning App

1M+ Downloads

Which term refers to the uptake of pesticides into a plant?

  1. Absorption is the process by which pesticides are taken up into the plant.
  2. Volatilization refers to pesticides entering a plant.
  3. Degradation is the term for pesticides being taken up by plants.
  4. Bioaccumulation describes the initial uptake of pesticides into a plant.

    A1, 4

    BAll

    C1 only

    D4 only

    Answer:

    C. 1 only

    Read Explanation:

    • Uptake of pesticides into the plant - Absorption

    • Transfer of pesticides and their break down products from the treatment site is called - Crop removal

    • Adsorption - In the soil environment, the pesticides may get adsorbed to the organic matter, clay minerals and soil particles and remains unavailable to plants.

    • Degradation - Pesticide degradation can occur either through chemical degradation, photo-degradation or microbial degradation.


    Related Questions:

    ഏതുതരത്തിലുള്ള മലിനീകരണം ആണ് ജല ആവാസവ്യവസ്ഥയിൽ യൂട്രോഫിക്കേഷനു കാരണമാകുന്നത് ?
    ജൈവമാലിന്യത്തെ കമ്പോസ്റ്റാക്കി മാറ്റാൻ സഹായിക്കുന്ന പ്രക്രിയ :
    ...............is the most widely found pollutant in air:
    Oxides of sulphur and nitrogen are important pollutants of?

    What defines an Endocrine Disrupting Chemical (EDC)?

    1. An EDC is an exogenous agent that interferes with natural hormones responsible for homeostasis and development.
    2. EDCs primarily disrupt endocrine glands by blocking the action of natural hormones.
    3. EDCs only affect the production and release of natural hormones.
    4. The primary mechanism of EDCs is to mimic the action of natural hormones.