#Question id: 4944
#Section 2: Evolution
What is true of the amino acids that might have been delivered to Earth within carbonaceous chondrites?
#Question id: 10696
#Section 1: Ecology
In a new area two species A and B was discovered and taking energy from another species X and Y respectively. Following some is life history trait of species.
I- A species is often larger than X
II- Each A species taking energy from many X
III- One Y usually supports populations of B species
IV- Fatality of Y is Mild to severe
Which of the following is correct observation of above species?
#Question id: 11642
#Section 4: Behavioural Ecology
To obtain optimal yield, populations should be harvested at what part of the sigmoid growth curve ?
#Question id: 10639
#Section 2: Evolution
The schematic below shows the relationship between survivorship with age (relative to maximum lifespan) in Species 1 (dashed line) and Species 2 (solid line). Which of the following inferences is compatible with this figure?
A) Species 1 follow type I survival ship curve
#Question id: 3395
#Section 2: Evolution
The Hardy-Weinberg principle states that allele frequencies in a population will remain constant over generations if certain assumptions are met.
A. Random mating
B. Sexual selection
C. Migration
D. Large population size
E. Reproductive isolated from other population
F. Linkage of many genes
Which of the above factors will cause changes in allele frequencies overgenerations?