Magnets will stick to refrigerator doors because the doors are
A made of metal
B easy to open
C painted with plastic
D heavy

A) Made Of Metal

Explanation:

It is a well known fact that magnets stick only to metal and the opposite side of another magnet.

more words for this could be abiotic and biotic

abiotic: living organisms within an ecosystem

biotic: non-living organisms within an ecosystem

1)

i))the process of preparing food by green plants in the presence of sunlight is called photosynthesis.

ii) leaf is the site for photosynthesis.

iii) it takes place as,

6h2o+6co2=c6h12o6+602