JAMB - Biology (2021 - No. 23)
The number of plant species obtained from a population study of a garden is as follows: Guinea grass (15), Ipomoea spp (5), Sida spp (7) and Imperata spp (23)
What is the percentage of occurrence of Imperata spp?
35%
16%
46%
23%
คำอธิบาย
No of Imperata spp = 23
Total plant species = 50
Percentage of imperata spp = \(\frac{23}{50} * 100℅\)
= 46℅