344350
Rapid increase in the population is indicated by
1 Large number of children
2 Large number of young individuals
3 Large number of old individuals
4 Less number of young individuals
Explanation:
Rapid increase in the population is indicated by large number of young individuals
BIOXII13: ORGANISMS AND POPULATION
344351
Select the correct answer I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
Explanation:
Correct statement I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
BIOXII13: ORGANISMS AND POPULATION
344352
If a population of 50 Paramecium present in a pool increases to 150 after an hour, what would be the growth rate of population?
1 50 per hour
2 200 per hour
3 5 per hour
4 100 per hour
Explanation:
100 per hour
NCERT Exemplar
BIOXII13: ORGANISMS AND POPULATION
344353
If ' 8 ' Drosophila in a laboratory population of ' 80 ' died during a week, the death rate in the population is ____ individuals per Drosophila per week
1 10
2 \({\rm{1}}{\rm{.0}}\)
3 zero
4 \({\rm{0}}{\rm{.1}}\)
Explanation:
Per capita death rate (d)= No. of deaths/ total population size. \(\mathrm{d}=8 / 80=0.1\)
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BIOXII13: ORGANISMS AND POPULATION
344350
Rapid increase in the population is indicated by
1 Large number of children
2 Large number of young individuals
3 Large number of old individuals
4 Less number of young individuals
Explanation:
Rapid increase in the population is indicated by large number of young individuals
BIOXII13: ORGANISMS AND POPULATION
344351
Select the correct answer I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
Explanation:
Correct statement I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
BIOXII13: ORGANISMS AND POPULATION
344352
If a population of 50 Paramecium present in a pool increases to 150 after an hour, what would be the growth rate of population?
1 50 per hour
2 200 per hour
3 5 per hour
4 100 per hour
Explanation:
100 per hour
NCERT Exemplar
BIOXII13: ORGANISMS AND POPULATION
344353
If ' 8 ' Drosophila in a laboratory population of ' 80 ' died during a week, the death rate in the population is ____ individuals per Drosophila per week
1 10
2 \({\rm{1}}{\rm{.0}}\)
3 zero
4 \({\rm{0}}{\rm{.1}}\)
Explanation:
Per capita death rate (d)= No. of deaths/ total population size. \(\mathrm{d}=8 / 80=0.1\)
344350
Rapid increase in the population is indicated by
1 Large number of children
2 Large number of young individuals
3 Large number of old individuals
4 Less number of young individuals
Explanation:
Rapid increase in the population is indicated by large number of young individuals
BIOXII13: ORGANISMS AND POPULATION
344351
Select the correct answer I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
Explanation:
Correct statement I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
BIOXII13: ORGANISMS AND POPULATION
344352
If a population of 50 Paramecium present in a pool increases to 150 after an hour, what would be the growth rate of population?
1 50 per hour
2 200 per hour
3 5 per hour
4 100 per hour
Explanation:
100 per hour
NCERT Exemplar
BIOXII13: ORGANISMS AND POPULATION
344353
If ' 8 ' Drosophila in a laboratory population of ' 80 ' died during a week, the death rate in the population is ____ individuals per Drosophila per week
1 10
2 \({\rm{1}}{\rm{.0}}\)
3 zero
4 \({\rm{0}}{\rm{.1}}\)
Explanation:
Per capita death rate (d)= No. of deaths/ total population size. \(\mathrm{d}=8 / 80=0.1\)
344350
Rapid increase in the population is indicated by
1 Large number of children
2 Large number of young individuals
3 Large number of old individuals
4 Less number of young individuals
Explanation:
Rapid increase in the population is indicated by large number of young individuals
BIOXII13: ORGANISMS AND POPULATION
344351
Select the correct answer I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
Explanation:
Correct statement I. A population has certain attributes whereas, an individual organism does not. II. An individual is either a male or a female but a population has a sex ratio
BIOXII13: ORGANISMS AND POPULATION
344352
If a population of 50 Paramecium present in a pool increases to 150 after an hour, what would be the growth rate of population?
1 50 per hour
2 200 per hour
3 5 per hour
4 100 per hour
Explanation:
100 per hour
NCERT Exemplar
BIOXII13: ORGANISMS AND POPULATION
344353
If ' 8 ' Drosophila in a laboratory population of ' 80 ' died during a week, the death rate in the population is ____ individuals per Drosophila per week
1 10
2 \({\rm{1}}{\rm{.0}}\)
3 zero
4 \({\rm{0}}{\rm{.1}}\)
Explanation:
Per capita death rate (d)= No. of deaths/ total population size. \(\mathrm{d}=8 / 80=0.1\)