Study the following pyramids of numbers and identify the shape of the pyramid.
A) Banyan tree → Insects → Parasites on insects
B) Grass plants → Rabbits → Wolf
1
'A' is inverted and 'B' is upright
2
'A' is upright and 'B' is inverted
3
Both 'A' and 'B' are inverted
4
Both 'A' and 'B' are upright