6 In Spirogyra, the chloroplast contains small nodular protoplasmic bodies called
chlorophyll
mucilage
pectin
pyrenoids
7 Spirogyra belongs to the class of algae called
chlorophyta
xanthopyta
cyanophyta
chrysophyta
8 The followings are characteristics of algae except
all are microscopic
unicellularity
they are filamentous
thalloid in form
9 Which of these animals have their body covered with dry scales?
aves
amphibians
fishes
reptiles
10 Crustacean is an example of
poriferas
arthropods
molluscs
coelenterates