Advertisements
Advertisements
प्रश्न
Give one example of Camouflage.
Advertisements
उत्तर
The praying mantis (Mantis religiosa) is green and resembles a thin stem, helping it blend with the surroundings and remain unnoticed by prey.
APPEARS IN
संबंधित प्रश्न
Apart from being a part of the food chain, predators play other important roles. Mention any two such roles supported by examples.
Why do clown fish and sea anemone pair up? What is this relationship called?
What is the ecological principle behind the biological control method of managing with pest insects?
Answer the following question.
Mention the term used to describe a population interaction between an orchid growing on a forest tree.
Name the type of association:
Clownfish and sea anemone
What is population ecology?
What is population interaction? Explain the interactions in Mutualism and Competition.
The relationship between sucker fish and shark is _________.
Two species competing for the same resources, avoid competition by choosing different times for feeding, also known as ______
______ interaction is the biological interaction between organisms of same population.
Identify the type of negative interaction.
Which one of the following is NOT an example of commensalism?
Exarch xylem is found in:
______ 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.
Amensalism is an association between two species where ______.
Define stenohaline species.
What is the interaction between two species called?
In a pond, we see plants which are free-floating; rooted–submerged; rooted emergent; rooted with floating leaves; Write the type of plant against the following examples.
| Plant Name | Type | |
| a. | Hydrilla | ______ |
| b. | Typha | ______ |
| c. | Nymphaea | ______ |
| d. | Lemna | ______ |
| e. | Vallisneria | ______ |
Give one example for the following type.
Biological control agent
Give one example for the following type.
Chemical defense agent
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) |
While living in and on the host species, the animal parasite has evolved certain adaptations. Describe these adaptations with examples.
Pick out the appropriate association representing brood parasitism.
Carnivorous animals-lions and leopards, occupy the same niche but lions predate mostly larger animals and leopards take smaller ones. This mechanism of competition is referred to as ______.
Write a note on parasitism.
Mention the scientific name of protozoan parasite that causes Amoebiasis.
Describe mutualism.
Some orchids live on the branches of mango trees. Name the type of interaction that exists between the mango tree and the orchid.
