Draw the structure of Paramecium and label any six parts on it. List any two similarities and two differences between Amoeba and Paramecium.

Pick the odd one out and justify your choice by giving reasons:
$(a)$ Moss,Fern,Pinus,Spirogyra.
$(b)$ Sea Cucumber,Octopus,Feather Star,Starfish.

Give one example of each:
$(a)$ Reptile which has a four-chambered heart.
$(b)$ Egg-laying mammal.
$(c)$ Parasitic Platyhelminthes.
$(d)$ Division among plants which has the simplest organisms.

Give examples for the following:
$(a)$ Bilateral,dorsiventral symmetry is found in ...............
$(b)$ Worms causing disease elephantiasis is ..............
$(c)$ Open circulatory system is found in ............. where coelomic cavity is filled with blood.
$(d)$ ............... are known to have pseudocoelom.

Associate the following features with appropriate organisms and their kingdom [in $(ii)$ and $(iv)$],division [in $(i)$] and phylum [in $(iii)$ and $(v)$].
$(i)$ Presence of pyrenoids
$(ii)$ Presence of heterocysts
$(iii)$ Presence of genital papillae and anus
$(iv)$ Presence of chloroplast and flagella
$(v)$ Presence of palp and parapodia

Associate the following features with the groups in which they first appeared:
$(a)$ Vascular tissues
$(b)$ Notochord
$(c)$ Seeds inside fruits