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When is a consumer said to be in equilibrium?

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Important Questions on Differential Equations

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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
The value of rate constant of a pseudo-first-order reaction
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Which among the following reactions can be an example of pseudo first order reaction?
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In a species, the weight of the newborn ranges from 2 to 5 kg. 97% of the newborn with an average weight between 3 and 3.3 kg survive whereas 99% of the infants born with weights from 2 to 2.5 kg or 4.5 to 5 kg die. Which type of selection process is taking place?
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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
Acid hydrolysis of sucrose is a
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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
In Hardy-Weinberg equation, the frequency of heterozygous individual is represented by:
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Statement I: The existence of deleterious genes within the populations is called genetic load.
Statement II: The changes in the frequency of a gene that occurs merely by chance in small populations is called genetic drift.

The correct option among the following is

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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
In a population of 1000 individuals 360 belong to genotype AA, 480 to Aa, and the remaining 160 to aa, Based on this data, the frequency of allele A in the population is:
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In a population of 1600 individuals, 570 have the genotype AA, 75 have Aa and remaining 280 have aa; find out the allelic frequency of alleles A and a
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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
In a large isolated population, alleles p and q at a locus are at Hardy Weinberg equilibrium. The frequencies are p=0.6 and q=0.4 . The proportion of the heterozygous genotype in the population is
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Artificial selection to obtain cows yielding higher milk output represents
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Study the following and pick up the correct combinations:

S.NO List -1 List-2 List -3
I. Anagenesis Divergent evolution One species diverges into two or more species
II. Cladogenesis Phyletic evolution Evolution of a new species in single lineage
III. Gradualism Charles Lyell Earth has changed slowly through ages
IV. Biogenesis Louis Pasteur Living organisms originate from preexisting forms
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A population will not exist in Hardy-Weinberg equilibrium if:
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Assertion (A): Founder effect is a type of genetic drift
Reason (R): The change in the frequency of a gene that occurs merely by chance and not by selection, in very large population, is called genetic drift
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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
In a population of plants, some were extremely tall and the remaining were extremely dwarf. No plants of the population showed intermediate height. The type of operation of natural selection in the above case is
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Which one of the following factors is not included in the 'Modern Synthetic theory' of evolution?
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The bill sizes in a bird species of seed crackers from West Africa shows a bimodal distribution. Their most abundant food sources are two types of marsh plants that produce hard and soft seeds, consumed preferentially by the large and small billed birds, respectively. This bimodal distribution of bill sizes is a likely consequence of
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In a population, NAA and Naa are the numbers of homozygous individuals of allele 'A' and 'a', respectively and NAa is the number of heterozygous individuals. Which one of the following options is the allele frequency of 'A' and 'a' in a population with NAA=90, NAa=40 and Naa=70?
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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
A gene locus has two alleles A, a. If the frequency of dominant allele A is 0.4, then what will be the frequency of homozygous dominant, heterozygous and homozygous recessive individuals in the Population?
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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
Genetic drift
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Mathematics>Integral Calculus>Differential Equations>Applications of Differential Equations
Industrial melanism is an example of: