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प्रश्न
Give one example for the following:
A parasitic angiosperm
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उत्तर
A parasitic angiosperm - Cuscuta reflexa
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संबंधित प्रश्न
Name important defence mechanisms in plants against herbivory.
Select the statement which explains the best parasitism.
Name the type of association: Hummingbirds and host flowering plants
Define Niche.
Define mutualism.
Tabulate and analysis of two species population interaction.
______ is the adaptation of an organism i which it matches its colour with its surroundings to get protected from predators.
The interspecific interaction between Cuckoo and Crow is ______
Select the CORRECT match:
| I | II | ||
| i. | Competition | a. | Lichen |
| ii. | Commensalism | b. | Sea anemone and clownfish |
| iii. | Mutualism | c. | Lions and Leopards |
Which one of the following is an example of predation?
Which one of the following pair does NOT show commensalism?
Musk deer is an example of ______
Lianas are vascular plants rooted in the ground and maintain erectness of their stem by making use of other trees for support. They do not maintain direct relation with those trees. Discuss the type of association the lianas have with the trees.
Pick out the appropriate association representing brood parasitism.
The value of 'Z' (regression coefficient) lies in the range of ______ regardless of the taxonomic group or the region.
Interspecific interaction could be ______.
A Tight one-to-one relationship between many species of fig tree and certain wasps is an example of ______.
"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.
Statement I: Gause’s competitive exclusion principle states that two closely related species competing for different resources cannot exist indefinitely.
Statement II: According to Gause’s principle, during competition, the inferior will be eliminated. This may be true if resources are limiting.
In the light of the above statements, choose the correct answer from the options given below:
Statement I: Gause’s ‘Competitive Exclusion Principle states that two closely related species competing for the same resources cannot co-exist indefinitely and competitively inferior one will be eliminated eventually.
Statement II: In general, carnivores are more adversely affected by competition than herbivores.
In the light of the above statements, choose the correct answer from the options given below:
