Bioaccumulation Relationship with Chemical Structure MCQ

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• Sea foods are the major source of bio-accumulation in humans.
  ক

  True

  খ

  False
• The type of environmental pollutants that remain in the environment for a long time period is called as short-lived pollutant.
  ক

  True

  খ

  False
• The type of environmental pollutants that remain in the environment for a long time period is called as Persistent pollutant.
  ক

  True

  খ

  False
• Bio accumulation is the concentration of pollutant across the food chain.
  ক

  True

  খ

  False
• The harmful toxic compounds get accumulated within the first organism in the ___________
  ক

  Gypsum

  খ

  Food chain

  গ

  Xenoestrogen

  ঘ

  Oxalic acid
• The harmful toxic compounds from the environment gets deposited in an organism within _____________
  ক

  Trophic level

  খ

  Parabens

  গ

  Oxygen

  ঘ

  Nitrogen
• Which of the following is the source through which toxic chemicals enter the organism’s body?
  ক

  Contaminated air

  খ

  Contaminated water

  গ

  Contaminated food

  ঘ

  Sterile water
• What is the following step is not included in the bio accumulation process?
  ক

  Storage

  খ

  Elimination

  গ

  Uptake

  ঘ

  Filtration
• What happens when toxins gets accumulated inside the body of an organism?
  ক

  Bilirubin poisoning

  খ

  Steroids poisoning

  গ

  Bile salts poisoning

  ঘ

  Chronic poisoning
• What type of chemicals get accumulated in an organism during bio-accumulation process?
  ক

  Pesticides or organic chemicals

  খ

  Sodium

  গ

  Fe

  ঘ

  Potassium
• The organism is at a risk if the amount of toxin being absorbed is more than that being excreted out of the body.
  ক

  True

  খ

  False
• The process of building up of harmful chemicals inside a living organism is called as _______
  ক

  Bio-accumulation

  খ

  Bio-leaching

  গ

  Bio-remediation

  ঘ

  Bio-fortification