#Question id: 10592
#SCPH28 | Zoology
Given below are the steps to assess the population size of grasshoppers in a given area, the size of the population is estimated as follows
Which of the following correct combination of parameter?
#Question id: 13049
#SCPH28 | Zoology
#Question id: 6990
#SCPH28 | Zoology
Insects such as Drosophila undergo three molts before becoming a pupa and undergoing metamorphosis. Molting, which is also called 'ecdysis', is controlled by what hormone?
#Question id: 4569
#I Life Science/ Life Sciences Group – I-V
Which of the following must exist in a population before natural selection can act upon that population?
#Question id: 6957
#SCPH06 I Botany
The effect of grafting an extra piece of notochord into a dorsal position adjacent to pre-somitic mesoderm is