Question 2
If a marine fish is placed in a fresh water aquarium, will the fish be able to survive? Why or why not?
Question 4
Most living organisms cannot survive at temperature above 45°C°. How are some microbes able to live in habitats with temperatures exceeding 100°C?
Question 6
If a population growing exponentially double in size in 3 years, what is the intrinsic rate of increase (r) of the population?
Question 8
An orchid plant is growing on the branch of mango tree. How do you describe this interaction between the orchid and the mango tree?
Question 9
What is the ecological principle behind the biological control method of managing with pest insects?
Question 10
Distinguish between the following:
(a) Hibernation and Aestivation
(b) Ectotherms and Endotherms
Question 13
Give an example for:
(a) An endothermic animal
(b) An ectothermic animal
(c) An organism of benthic zone
Question 15
Define the following terms and give one example for each:
(a) Commensalism
(b) Parasitism
(c) Camouflage
(d) Mutualism
(e) Interspecific competition