Question
How does a detritivore differ from a decomposer? Explain with an example each.

Answer

Detritivore
Decomposer
Detritivore is an organism that breaks down the detritus into smaller particles in the process, called fragmentation, e.g. Earthworm.
Decomposer is an organism which by secreting enzymes degrades the detritus into simpler inorganic substances, e.g. Some bacteria and some fungi.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Mention the three attributes that a stable community has.
Describe a palindrome with the help of an example.
Bee keeping practice is a good income generating industry. Write the different points to be kept in mind for successful bee keeping. Write the scientific name of the most common Indian species used for the purpose.
Waste disposal and waste management poses a major problem in present times. Generation of garbage and its disposal is a major threat and consequently leads to severe environmental issues. The problem is not with biodegradable and recycled wastes. We realise that the need is to reduce non-biodegradable wastes.
  1. Why is there a great concern of managing non-biodegradable waste in comparison to biodegradable waste? Explain.
  2. As a member of eco-club of your school, suggest any two ways that you will discuss with your fellow members to organise for a 'Zero garbage day' once in a month in the school.
Explain with the help of two examples, how certain plants have evolved morphological and chemical defenses against primary consumers such as cows and goats.
  1. Identify the polarity of strand in the diagram from a to a', and mention how many more amino acids can be expected to be added to this polypeptide chain.
  2. Mention the DNA sequence coding for serine and the anticodon of tRNA for the same amino acid.
  3. Why are some untranslated sequence of bases seen in mRNA coding for a polypeptide?
Where exactly are they present on mRNA?
Explain the following salient features of a DNA molecule:
  1. Complimentarity of base pairs of its two chains.
  2. Antiparallel polarity of the two chains.
Describe the three different types of IUDs available at present, with an example for each.
Mention any six harmful effects of noise on human health/ body.
Given below is the representation of amino acid composition of the relevant translated portion of b-chain of haemoglobin, related to the shape of human red blood cells.
  1. Is this representation indicating a normal human or a sufferer from certain related genetic disease? Give reason in support of your answer.
  2. What difference would be noticed in the phenotype of the normal and the sufferer related to this gene?
  3. Who are likely to suffer more from the defect related to the gene represented – the males, the females or both males and females equally? Andwhy?