Biology
Which of the following organisms fix nitrogen in aquatic ecosystems

Chemoautotrophs
Phytoplankton
Fungi
Cyanobacteria

ANSWER DOWNLOAD EXAMIANS APP

Biology
The main function of the inner bark of a woody plant is to

Transport minerals and water from the roots to the leaves
Protect the plant from herbivorous animals
Transport food from the leaves to the other parts of the plant
Act as a membrane impermeable to water and gas

ANSWER DOWNLOAD EXAMIANS APP