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Biology  Question Paper

Biology  

Course:Secondary Level

Institution: Kcse question papers

Exam Year:2009



COVENANT HIGH SCHOOL
C.A.T 1 TERM 2 2009
FORM 1
BIOLOGY

1.Define:
(a)zoology
(b)botany
(c)genetics
(d)parasitology
2.state three importance of studying biology
3.Explain the following :
(a)taxonomy
(b)binomial nomenclature
4.Blackjack(Bidens pilosa) belongs to the family compositae.what is its:
(a)genus
(b)species
5.A leaf drawn using a hand lens measured 10cm.the actual length of the leaf was 2.5cm.workout the magnification of the drawing.
6.state the different kingdoms and give example in each case.
7.give three similarities between plants and animal cells.
8.state two functions of a cell sap.
9.Define cell physiology
10.Name two plant and two animal processes in which diffusion takes an important role.
11.Give the difference between magnification power and resolving power of a microscope.
12.Differentiate between:
(a)turgor pressure and wall pressure
(b)osmotic pressure and osmotic potential.






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