Question

hi thanks for thanks

what is science ​

Answer 1

Answer:

Science is an important subject which tells us about nature ,humans etc..

Answer 2

Answer:

the plants like water hyacinth can float in water because the air civities are present in them,the tissue which helps them to float is parenchyma such type of parenchyma is called aerenchyma. large air cavities are present in parenchyma to give buoyancy to the plants. hope it help's you.