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प्रश्न
Important attributes belonging to a population but not to an individual are:
- Birth rate and death rate
- Male and female
- Birth and death
- Sex-ratio
Select the correct option from the given options:
विकल्प
(i) only
(ii) only
(ii) and (iii)
(i) and (iv)
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उत्तर
(i) and (iv)
Explanation:
A population is a collection of people who belong to the same species and live in a specific location. Population density, sex ratio, age distribution pattern, birth rate, and death rate are characteristics of a population, not an individual.
संबंधित प्रश्न
If a population growing exponentially double in size in 3 years, what is the intrinsic rate of increase (r) of the population?
Answer the following question.
"The size of a population for any species is not a static parameter." Justify the statement with specific reference to fluctuations in the population density of a region in a given period of time.
Give an account of population regulation.
Measures of ‘Central tendency’ refer to:
Nutrient enrichment of water body result.
The phenomenal and rapid increase of population in a short period is called ______.
The following diagrams are the age pyramids of different populations. Comment on the status of these populations.
Write the best method to measure the population density of a single Banyan tree in comparison to Partlzenium weeds in a forest by an ecologist. Explain and justify your answer.
Identify the type of pyramid given above. Write the identifying feature on the basis of which you identified it.
The number of lily plants in a pond was found to be 50. After one year, the number. increased to 65. Calculate the natality of lily plants.
