#Question id: 10631
#Section 1: Ecology
To estimate the number of foxes m an area, a researcher conducted a mark-recapture survey. In the fast survey, he caught and marked 90 foxes. In his second survey a week later, he caught 120 foxes of which 40 were marked (recaptures). If you are told that the actual number of foxes in this area is 400, which of the following is a plausible explanation for the anomaly in the researcher's data?
#Question id: 3419
#Section 2: Evolution
Which of the following is correct statement?
A. Co-evolution occurs when two or more species reciprocally affect each other's evolution through the process of natural selection.
B. Co-evolution is likely to happen when different species have close ecological interactions with one another.
C. Plant and insect is classical example of co-evolution to maintain ecological interaction
D. Co-evolution is likely to evolution of similar trait in different species
#Question id: 3473
#Section 2: Evolution
Effective and biparental caring of offspring is more common in
#Question id: 3420
#Section 2: Evolution
Following are key points about the effect of genetic drift:
A. Genetic drift is significant in small populations.
B. Genetic drift can cause allele frequencies to change in a pre-directed way.
C. Genetic drift can lead to a loss of genetic variation within populations.
D. Genetic drift can cause harmful alleles to become fixed.
Which one of the following combination of the above statements are true?
#Question id: 5926
#General Aptitude
Today is Monday . After 61 days , it will be