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प्रश्न
Name the two intermediate hosts which the human liver fluke depends on to complete its life cycle so as to facilitate parasitization of its primary host.
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उत्तर
संबंधित प्रश्न
Explain mutualism with the help of any two examples.
Name important defence mechanisms in plants against herbivory.
Define the following term:
Commensalism
Name the type of association:
Clownfish and sea anemone
Define the following term:
Camouflage
What is population interaction? Explain the interactions in Mutualism and Competition.
Which population interaction can be represented by'+''-'?
______ interaction is the biological interaction between organisms of same population.
Match the Columns.
| Column A | Column B | ||
| i. | Lice on humans | a. | Endoparasites |
| ii. | Ectoparasites on marine fishes | b. | Grows on hedge plants |
| iii. | Cuscuta | c. | Ectoparasites |
| iv. | Plasmodium and humans | d. | Copepods |
Identify the type of negative interaction.
Which one of the following is an example of predation?
Which one of the following is NOT an example of commensalism?
______ in birds is an interesting example of parasitism in which the parasitic bird lays its eggs in the nest of its host and the host incubates them.
An interaction favourable to both population but no obligatory to either is ______.
Give one example for the following type.
Phytophagous animal
Discuss the various types of positive interactions between species.
Give one example for the following:
A parasitic angiosperm
"Some species of insects and frogs have evolved with various specific features that help them from being detected."
- Justify the statement giving reasons.
- Mention any two such features.
Write a note on parasitism.
The diagram given below shows the life cycle of a malarial parasite. Study it carefully and answer the questions that follows:
- Name the hosts in which the asexual phase and sexual phase of the life cycle takes place.
- Identify the infective stage labelled ‘D’.
- Name the structure labelled ‘A’ and ‘E’.
- Give any one symptom of malaria.
