Q6 of 525 Page 237

Give one point of difference between Gymnosperms and Angiosperms.

In gymnosperms, seeds are naked or exposed whereas in angiosperms, they are covered by fruit wall or pericarp.


More from this chapter

All 525 →
4

Name the organisms which has (l) Setae and parapodia (ii) Tube feet.

 5

What is haemocoel? Which groups of anirnals have haemocoel ?

 7

Define phylogeny.

 8

Identify animal groups having

(a) Soft bodied animals supported by calcareous shells;


(b) Spiny body has radial body symmetry;


(c) Bones light and hollow;


(d) Four pairs of jointed legs and no wings;


(e) Extemal ear or pinna.