What is diapause and its significance?
It is a stage of suspended development that some organisms like zooplanktons in lakes and ponds, adopt to survive under unfavourable conditions.
What would be the growth rate pattern, when the resources are unlimited?
In case of unlimited resources, the pattern of growth rate is exponential.
What are the organisms that feed on plant sap and other plant parts called?
The organism that feed on plant sap and other parts of plants are termed as phytophagous.
What is high altitude sickness? Write its symptoms.
High altitude sickness is experienced by the people going to high altitudes, where oxygen concentrations are low and the body system reacts by developing the symptoms like nausea, headache and heart palpitations.
Give a suitable example for commensalism.
An interaction between blue whale and the barancle growing on its back is an example of commensalism (interspecific relation) between them.