Biomagnification refers to the increasing concentration of a substance, such as a toxic chemical, in organisms at successively higher levels in a food chain. This occurs when organisms absorb a substance faster than they lose it by catabolism and excretion.
An increase in concentration of the toxicants which are neither metabolized nor excreted and get deposited at successive trophic levels is called
Asked in Food Safety Officer 2019 · Topic: Subdivisions of Biology (Ecology)
More Biology questions
- What is the full form of ‘BOD’?
- What is the full form of 'BOD'?
- Consider the following statements and select the correct answer from the codes given below : (i) The word biophilia originates from the Latin word. (ii) Biophilia means an urge to affiliate with other forms of life. (iii) Biophilia means an unreasonable fear of animals. (iv) Biophilia is the name of a recently discovered bacteria. Codes : A) (i) only B) (ii) C) (iii) D) (i) and (iv)
- Which harmful rays are absorbed by Ozone layer ?
- Which of the following is not bio-degradable? - [a] Woollen Mat - [c] Leather Bag - [b] Silver foil - [d] Jute basket
- Palaeontology is the study of:
- Fact 1 : All chickens are birds. Fact 2 : Some chickens are hens. Fact 3 : Female birds lay eggs. If the first three statements are facts, which of the following statement/(s) must also be a fact ? I. All birds lay eggs. II. Hens are birds. III. Some chickens are not hens. Choose the correct answer from the options given below :
- The study of ageing is known as