K.C.S.E Biology Q & A - MODEL 2018PP2QN05
The photograph below represents a plant in a Certain Division
(a) (i) Name the Division to which the plant belongs.
(ii) With reference to the Photograph, state three observable features of the Division named in a(i) above.
(b) Name the part labelled N and P.
(c) Explain how the part labelled Q is adapted to its function
a) i. Bryophyta;
ii. Has capsules (for enclosing spores);
Has (long) setae (for supporting the capsules/for effective propagation of spores); (Developed) rhizoids (for anchorage/absorption of water/mineral salts);
Thalloid in nature/Thallus/undifferentiated;
b) N — Capsule;
(c)Numerous/hair-like to increase the surface area for absorption;/to enhance rate of absorption of water/nutrients/dissolved mineral salts;
Numerous/hair-like to hold firmly on the surface/not to be easily blown away/displaced/anchorage;