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List the attributes that populations but...

List the attributes that populations but not individuals possess.

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To answer the question about the attributes that populations possess but not individuals, we can break down the solution into clear steps: ### Step-by-Step Solution: 1. **Definition of Population**: - A population is defined as a group of individuals of the same species that live in a particular geographical area at a specific time. This group functions as a unit. 2. **Attributes of Populations**: ...
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(a) List the different attributes that a population has and not an individual organism. (b) What is population density? Explain any three different ways the population density can be measured with the help of an example each.

a) Explain "birth rate" in a population by taking a suitable example. b) Write the other two characteristics which only a population shows but an individual cannot.

a) Explain "death rate" in a population by taking a suitable example. b) Write the other two characteristics which only a population shows but an individual cannot.

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Frequency of an autosomal recessive gene in a population is 0.40. The number of carriers in a population of 2000 individuals is

Read the following statements and select the correct option: (a) A population in which most individuals are in pre-reproductive age group is likely to grow rapidly in future. (b) Many individuals in that population will begin to reproduce soon.

Following table summarises the differences between natality and mortality. Select the incorrect ones. {:("Natality","Mortality"),((i)"Natality is number of births per unit population per unit time.","It is number of deaths per unit population per unit time."),((ii)"It adds new individuals to the population.","It removes individuals from the population"),((iii)"It increase the size of population.","It decreases the size of population"),((iv)"It increase population density.","It reduces population density."),((v)"It is low when population size is small and high when population size is large.","It is high when population size is small and low when population size is large."):}

Frequencyof an autosomal recessive lethal gene is 0.4 Frequency of carrier in a population of 200 individuals is

NCERT ENGLISH-ORGANISMS AND POPULATIONS-Organisms And Populations
  1. How is diapause different from hibernation?

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  2. If a marine fish is placed in a fresh water aquarium, will the fish be...

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  3. Define phenotypic adaptation. Give one example.

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  4. Most living organisms cannot survive at temperature above 45^(@)C^(@)...

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  5. List the attributes that populations but not individuals possess.

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  6. If a population growing exponentially double in size in 3 years, what ...

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  7. Name important defence mechanisms in plants against herbivory.

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  8. An orchid plant is growing on the branch of mango tree. How do you des...

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  9. What is the ecological principle behind the biological control method ...

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  10. Distinguish between the following: (a) Hibernation and Aestivation ...

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  11. Write a short note on : (a) Adaptations of desert plants and animals...

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  12. Define decomposition and describe the processes and products of decomp...

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  13. Give an example for: (a) An endothermic animal (b) An ectotherm...

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  14. Define population and community.

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  15. Define the following terms and give one example for each: (a) Comme...

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  16. With the help of suitable diagram describe the logistic population gro...

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  17. Select the statement which explains best parasitism. (a) One organ...

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  18. List any three important characteristics of a population and explain.

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