Question
Define co-extinction and give a example.
✓
Answer
When a species becomes extinct, the plant and animal species associated with it also become extinct. This is called co-exitnction.
Example: Certain obligatory mutualistic relationships exist in nature like Pronuba yuccaselles and Yucca; extinction of one will cause extinction of the other.
Example: Certain obligatory mutualistic relationships exist in nature like Pronuba yuccaselles and Yucca; extinction of one will cause extinction of the other.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
- "Organisms may be conformers or regulators." Explain this statement and give one example of each.
- Why are there more conformers than regulators in the animal world?
Although Mendel published his work on inheritance of characters in 1865, for several reasons, it remained unrecognised till 1900. Explain giving three reasons, why it did take so long.
Explain the steps involved in the production of genetically engineered insulin. Name the source from which insulin was extracted earlier. Why is this insulin no more in use by diabetic people?
Differentiate between monosomy and trisomy. Give an example of each from human geneties.
Describe the two major events that occur during embryogenesis and mention their significance.
- Why is Taq polymerase used instead of ordinary DNA polymerase in polymerase chain reaction (PCR)? Name the source organism of Taq polymerase.
- What is PCR used for?
Write a short note on
Adaptations of desert plants and animals
Adaptations of desert plants and animals
Two types of aquatic organisms in a lake show specific growth patterns as shown below, in a brief period of time. The lake is adjacent to an agricultural land extensively supplied with fertilizers.
Answer the questions based on the facts given above:
Answer the questions based on the facts given above:
- Name the organisms depicting the patterns A and B.
- State the reason for the growth pattern seen in A.
- Write the effects of the growth patterns seen above.
Study the given pedigree chart and answer the questions that follow:
Is the trait recessive or dominant?
Is the trait recessive or dominant?
What is Saheli? Write any three differences between Saheli and Multiload 375.