2025 WAEC GCE FIRST SERIES (JANUARY) BIOLOGY: 2024 WAEC GCE First Series Biology Questions (Essay/OBJ) Questions and Answers (1811)

(1a)

(i) The offspring are healthier

(ii) The seeds are produced in larger number and are more viable

(iii) The seeds develop and germinate properly 

(iv) Results in new varieties. 

(1bi)

(i) Stigma

(ii) Style

(1bii)

(i) Anther

(ii) Filament

(1c)

(i) Unicarpellate

(ii) Syncarpous

(iii) Apocarpous

(1d)

Draw the diagram

(2ai)

Nutrition is the biochemical and physiological process by which an organism uses food to support its life.

(2bii)

[TABULATE]

(i) 

=ORGANISM=

Fern

=MODE OF NUTRITION=

Autotrophic

(ii)

=ORGANISM=

Plasmodium

=MODE OF NUTRITION=

Parasitic

(iii)

=ORGANISM=

Tapeworm

=MODE OF NUTRITION=

Parasitic

(iv)

=ORGANISM=

Toad

=MODE OF NUTRITION=

Heterotrophic

(v)

=ORGANISM=

Rhizopus

=MODE OF NUTRITION=

Saprophytic

(vi)

=ORGANISM=

Chlamydomonas

=MODE OF NUTRITION=

Autotrophic

(2bi)

(i) Amoeba

(ii) Paramecium

(iii) Euglena

(2bii)

[TABULATE] 

=AMOEBA=

(i) They are unicellular organisms

(ii) Simple digestive process. 

=HUMANS=

(i) They are multicellular organisms

(ii) Complex digestive process. 

(2biii)

(i) Both Amoeba and human beings are living organisms. 

(ii) Both are made of similar living components and macromolecules.

(iii) Both are heterotropic or have a holozoic mode of nutrition.

(iv) Both derive their nutritions from other organisms. 

(2c)

(i) 'copied from e x p o c o d e . n e t free' Basidiomycetes

(ii) Zygomycota

(iii) Chytrids