Advertisements
Advertisements
प्रश्न
Give one example of parasitism.
Give two examples in the case of parasitism.
Advertisements
उत्तर
Plasmodium, a protozoan parasite, causes malaria in humans by living inside red blood cells and damaging the host.
Notes
Students should refer to the answer according to the question.
संबंधित प्रश्न
Give the role of VAM related to soil fertility.
What is mutualism?
An orchid plant is growing on the branch of a mango tree. How do you describe this interaction between the orchid and the mango tree?
Define the Stenothermal organisms.
Answer the following question.
Mention the term used to describe a population interaction between an orchid growing on a forest tree.
What is the ecological process behind the biological control method of managing pest insects?
Give one example of Mutualism.
Distinguish between the following: Parasitism and Mutualism.
Enlist and explain the important characteristics of a population.
The cattle egret and grazing cattle in close association is a classic example of ______.
What is population ecology?
What is Mortality? What are its two types?
Define the term population interactions. State its two types.
Define population growth. Explain different types of age pyramids.
What is population interaction? Explain the interactions in Mutualism and Competition.
Match the following and choose the correct combination from the options given below.
| Column I | Column II |
| Mutualism | Lion and deer |
| Commensalism | Round worm and man |
| Parasitism | Birds compete with squirrels for nuts |
| Competition | Sea anemone on hermit crab |
| Predation | Barnacles attached to Whales |
Identify the interspecific interaction in which species A is harmed and species B is unaffected.
Which principle/theory states that 'Two closely related species competing for the same resources cannot co-exist indefinitely and the competitively inferior will be eliminated eventually.'?
Identify the type of negative interaction.
Which of the following is NOT an example of mutualism?
Rafflesia an arnoldii is an example of ______.
Amensalism can be represented as ______
A population has more young individuals compared to the older individuals. What would be the status of the population after some years?
Lichens are association of ______.
Define stenohaline species.
What is commensalism?
In an association of two animal species, one is a termite which feeds on wood and the other is a protozoan Trichonympha present in the gut of the termite. What type of association they establish?
Give one example for the following type.
Camouflaged animal
Fill in the blanks
| Species A | Species B | Type of Interaction | Example |
| + | - | ______ | ______ |
| + | + | ______ | ______ |
| + | 0 | Commensalism | ______ |
Observe the set of 4 figures A, B, C and D and, answer the following questions
- Which one of the figures shows mutualism?
- What kind of association is shown in D?
- Name the organisms and the association in C.
- What role is the insect performing in B?
![]() Fig. (A) |
![]() Fig. (B) |
![]() Fig. (C) |
![]() Fig. (D) |
Pick out the appropriate association representing brood parasitism.
"Cattle and goats do not browse the Calotropis plant." Justify the statement giving reasons.
Select the statement which best describes 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.
Describe mutualism.




