Which one of the following trait set characterizes best ar selected species? (1) Usually a type lll survivorship curve, short life spanand density dependent mortality (2) Usually a type l […]
Tag: CSIR NET Life Science Previous Year Questions and Solution Population Ecology
CSIR NET Life Science Previous Year Questions and Solution on Population Ecology
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CSIR NET Life Science Previous Year Questions and Solution on Ecology
How r-Selection Differs from K-Selection: Traits of Rapid Developers and Early Reproducers
Compared to K-selection, r-selection favours (1) rapid development, smaller body size and early,semelparous reproduction. (2) rapid development, smaller body size and early,iteroparous reproduction. (3) slow development, larger body size and […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Which Trait Is NOT Typical of r-Strategists? Understanding Life History Patterns in Fast-Growing Species
A species whose life history strategies allow for high intrinsic rates of increase (r- strategist) will also exhibit the following EXCEPT (1) high tolerance for both environmental instability and low-quality […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Which Life History Trait Is NOT Typical of Very Small Organisms? Understanding Growth and Reproduction Patterns
One life history trait that is not characteristic of verysmall sized organisms is (1) delayed age at first reproduction. (2) earlier age at first reproduction. (3) high population growth rate. […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
Specialist Species: Narrow Niche and High Efficiency of Niche Utilization Explained
A specialist species has a (1) wider niche and high efficiency of niche utilization (2) narrower niche and high efficiency of niche utilization (3) wider niche and low efficiency of […]
Education
Which Is NOT Semelparous? Comparing Dracaena, Bamboo, Cicada, and Mayfly Life Cycles
Which of the following is NOT semelparous? (1) Dracena (2) Bamboo (3) Cicada (4) Mayfly Introduction Semelparity is a reproductive strategy where an organism reproduces only once in its lifetime, […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
What Do Mayflies, Pacific Salmon, and Annual Grain Crops Have in Common? The Semelparity Strategy Explained
What do mayflies, Pacific salmon (Oncorhynchusspp.) and annual grain crops have in common? They all are (1) semelparous (2) iteroparous (3) oviparous (4) Viviparous Introduction Nature is filled with a […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
What Defines r-Selected Species? Large Number of Small Progeny Explained
89.Which statement is correct for r-selected species? (1) Large number of progeny with large size (2) Small number of progeny with large size (3) Large number of progeny with small […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
r- and K-Selection: Understanding Adaptive Strategies in Ecology
There are diverse ecological adaptive strategies in which some organism are favored due to more energy investment on their reproductive rate while other are favoured on basis of investing large […]
CSIR NET Life Science Previous Year Questions and Solution on Ecology
What Characterizes a Population With Low Intrinsic Growth Rate? Understanding Life-History Traits
The characteristic of a population with low value of intrinsic growth (r = 0.2) is (1) Late sexual maturity and small clutch size (2) Early sexual maturity and small clutch […]
