1)The photographs below show a Hong Kong newt and alizard which can be foundin Tai Mo Shan
Country Park.
2)The two animals above belong to different vertebrate groups. Based on the photograph, state
one external feature of the newt that is characteristic of its group.
3)Name the vertebrate group to which the Hong Kong newt belongs.
4)Only a small number of Hong Kong newts exist today and it is listed as a protected species.
Suggest two reasons to account for its small population.
5)The diagram below shows a simplified food web in Tai Mo Shan Country Park:
5a)With reference to the given food web, draw a food chain that consists of five trophic levels.
5b)Construct a pyramid of numbers for this food chain.
5c)Explain the shape of this pyramid of numbers.