Zygote that develops a thick wall that is resistant to desiccation and damage is called:
endospore found in E.coli.
akinete found in lichen.
zoospore found in algae and fungi.
zygospore found in some algae and fungi.
In organisms belonging to fungi and algae, zygote develops a thick wall that is resistant to desiccation and damage called zygospore.