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Name the causative organism of the following diseases
(i) Malaria (1mk)
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K.C.S.E Biology Q & A - MODEL 2019PP1QN24
Plasmodium vivax and Plasmodiuin ovale are transmitted by a mosquito. State with a reason whether the two organisms can interbreed.
answers
​(a) they can interbreed; because they belong to the same genus;
They cannot interbreed; because they do not belong to the same species.
K.C.S.E Biology Q & A - MODEL 2017PP1QN13
Name the causative agent for Tuberculosis
answers
K.C.S.E Biology Q & A - MODEL 2015PP1QN08
State two control measures for malaria.
answers
K.C.S.E Biology Q & A - MODEL 2015PP1QN08
Name the organism that:
(î) causes malaria; (ii) transmits malaria.
answers
​(i) Plasmodium spp/malariae, vivax, Ovale, falseparum;
(ii) Anopheles female mosquito;
K.C.S.E Biology Q & A - MODEL 2012PP1QN19
List four symptoms of diabetes mellitus.
answers
K.C.S.E Biology Q & A - MODEL 2011PP2QN03
Name the causative agents for the following respiratory diseases.
(i) Whooping cough. (ii) Pneumonia.
answers
(a) (i) Bordetella pertussis;
(ii) Streptococcus pneumoniae; (iii) Micoplasma pneumoniae;
K.C.S.E Biology Q & A - MODEL 2009PP1QN09
Name the disease in humans caused by plasmodium falciparum
ANSWER
K.C.S.E Biology Q & A - MODEL 2009PP1QN09
Name the causative agents of the following diseases in humans
(i) Typhoid (ii) Amoebic dysentery
ANSWERS
K.C.S.E Biology Q & A - MODEL 2008PP1QN03
State the causative agent of:
(i) Cholera (ii) Candidiasis
ANSWERS
(i) Vibria chlerae
(ii) Canida/ candida albinism
K.C.S.E Biology Q & A - MODEL 2008PP1QN03
Name a disease of the liver whose symptom is jaundice
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP2QN01
Give the scientific name of the organism that causes tuberculosis in humans
ANSWER
K.C.S.E Biology Q & A - MODEL 2007PP1QN26
State one way by which HIV/AIDS is transmitted from mother to child
ANSWER
K.C.S.E Biology Q & A - MODEL 2005PP1QN10
Name the organism that causes amoebic dysentery.
answer
K.C.S.E Biology Q & A - MODEL 2003PP1QN11.
Name the causative agent of typhoid.
answer
K.C.S.E Biology Q & A - MODEL 1997PP1QN12
A person was able to read a book clearly at arm’s length but at normal reading distance.
(a) State the detect the person suffered from? (b) Why was he unable to read book clearly at normal distance (c) How can the defect be corrected?
ANSWERS
(a) Long sightedness/ hypermetropia
(b) Eye ball too short/ eye lens are unable to focus because they are flat/weak, unable to focus the image on the retina; eyes are unable to accommodate/ change their focal length (c)By wearing convex / biconvex lenses; accept converging lenses 
​Name the disease in humans that is caused by lack of vitamin C
ANSWER
Scurvy
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