In the diagram, the association illustrated demonstrates
- A. parasitism
- B. commensalism
- C. saprophytism
- D. mutualism
In the diagram, the importance of the association to the fungus is that it obtains
- A. a partner for reproduction
- B. anchorage from the algea
- C. oxgen and carbohydrates from the algae
- D. water and mineral salts from the algae
In the diagram, the species whose distribution is not affected by rainfall is
- A. ii
- B. iv
- C. i
- D. iii
In the diagram, Which of the following can be decided from the distribution?
- A. species II is found only in locations where it rains all year round
- B. species III inreases in number as rainfall increases
- C. the distribution of species IV is not dependent on rainfall
- D. species I thrives under conditions of moderate to high rainfall
In the diagram, the structures used for offense and defense are labelled
- A. i and iv
- B. i and ii
- C. ii and iii
- D. iii and iv
In the diagram, A unique characteristic that distinguishes the class of vertebrates represented from other vertebrates is the presence of
- A. two pair of limbs
- B. scales on the lower legs
- C. a pair of wings
- D. a covering of feathers
In the diagram, the structure labelled I is sensitive to
- A. light and touch
- B. chemicals only
- C. light only
- D. chemicals and touch
In the diagram, The maxillary palp is labelled?
- A. ii
- B. iv
- C. i
- D. iii
In the diagram, the type of adaptation shown in the larva is
- A. mimicry
- B. countershading
- C. flash colaration
- D. disruptive coloration
In the diagram, The economic importance of the larva is that it
- A. is eaten by birds
- B. develop into a moth
- C. resembles the plant on which it lives
- D. feeds on the leaves of crops
In the diagram, the variation illustration is
- A. discontinuous
- B. morphological
- C. physiological
- D. biochemical
In the diagram, the change in the length of the neck of the giraffes shown was brought about by
- A. geographical isolation
- B. predation
- C. symbiosis
- D. natural selection
In the diagram, the part labelled I represents the
- A. base pairs
- B. ribose sugar
- C. phosphate linkage
- D. deoxyri-bose sugar
The diagram represents the structure of
- A. proteins
- B. chromosones
- C. RNA
- D. DNA
In the diagram, the organ through which the embryo receives food, water and oxygen is labelled
- A. iii
- B. iv
- C. ii
- D. i
Using the diagram, the part labelled IV is for
- A. excretion
- B. nourishment
- C. protection
- D. respiration
Using the diagram, A plant that exhibits the type of reproduction shown in IV is
- A. cola
- B. ginger
- C. bryophyllum
- D. sugar cane
Using the diagram, sexual reproduction is illustrated in
- A. ii
- B. i
- C. iii
- D. iv
Mammals are capable of producing hypertonic urine mainly because of re-absorption in the
- A. Bowmans capsule
- B. Urethra
- C. Ureter
- D. Loop of henle
The organ through which the embryo receives food, water and oxygen is labelled
- A. III
- B. IV
- C. II
- D. I
Hassan and Hussain are identical twins but Hassan grows taller and fatter from Hussain. This is probably because?
- A. Hassain inherits genes for tallness and fattness from the father
- B. They have dissimilar genotypes
- C. Hussain is endowed with genes for shortness and thinness
- D. They are raised in different environment