Static Quiz 10 July 2023
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Static Quiz 10 July 2023 for UPSC Prelims
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- Question 1 of 5
1. Question
Consider the following statements
1. Hydrarch succession takes place in wet areas and the successional series progress from hydric
to the xeric conditions.
2. In primary succession on rocks, pioneer species are usually lichens.
Which of the statements given above is/are correct?CorrectCorrect Answer : B
Hydrarch succession takes place in wet areas and the successional series progress from hydric to the mesic
conditions. Hence, statement 1 is incorrect.IncorrectCorrect Answer : B
Hydrarch succession takes place in wet areas and the successional series progress from hydric to the mesic
conditions. Hence, statement 1 is incorrect. - Question 2 of 5
2. Question
Which of the following are the adaptations by plants in desert areas?
1. Thick cuticle on their leaf surfaces
2. Stomata are arranged in deep pits
3. Stomata to remain closed during day time
4. Flattened stems
Select the correct answer using the code given below:CorrectAnswer : D
All the above statements are correct.
IncorrectAnswer : D
All the above statements are correct.
- Question 3 of 5
3. Question
Consider the following statements regarding Population Interactions
1. In Amensalism, one species is harmed whereas the other is unaffected.
2. The interaction where one species is benefitted and the other is neither benefitted nor harmed is called Mutualism.
Which of the statements given above is/are correct?CorrectAnswer : A
Both the species benefit in mutualism and both lose in competition in their interactions with each other. In both parasitism and predation only one species benefits (parasite and predator, respectively) and the interaction is detrimental to the other species (host and prey, respectively). The interaction where one species is benefitted and the other is neither benefitted nor harmed is called commensalism. In amensalism on the other hand one species is harmed whereas the other is unaffected. Predation, parasitism and commensalism share a common characteristic– the interacting species live closely together.
IncorrectAnswer : A
Both the species benefit in mutualism and both lose in competition in their interactions with each other. In both parasitism and predation only one species benefits (parasite and predator, respectively) and the interaction is detrimental to the other species (host and prey, respectively). The interaction where one species is benefitted and the other is neither benefitted nor harmed is called commensalism. In amensalism on the other hand one species is harmed whereas the other is unaffected. Predation, parasitism and commensalism share a common characteristic– the interacting species live closely together.
- Question 4 of 5
4. Question
Consider the following statements regarding Predation.
1. Predation keeps prey populations under control.
2. Sparrow eating any seed can be an example of Predation.
Which of the statements given above is/are correct?CorrectAnswer : C
Both the statements are correctIncorrectAnswer : C
Both the statements are correct - Question 5 of 5
5. Question
Consider the following statements regarding biodiversity.
1. Biodiversity is the totality of genes, species, and ecosystems in a region.
2. Western Ghats have a greater amphibian species diversity than the Eastern Ghats.
Which of the statements given above is/are correct?CorrectAnswer : C
Both the statements are correctIncorrectAnswer : C
Both the statements are correct
