Question

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CHEMISTRY AND BIOLOGY
Four alernatives are provided for each of the following questions or statements
Choose the most appropriate alternative and write with it's alphabet: 6x1=6
Teps whose leaves have parallel venation and roots are fibrous are called
gymonouspers
o Monocotyledonus
BOG voce is used to cure
br Tuberculisis
PO
d. Amoebiasis.
AIDS is caused by
Fungus
d. Virus
Which of the following is metal
Tocino
b. Boron
Sodium
d. Chlorine
Chalk dissolved in water is an example of
true solution
b. Colloid
Suspension
d. Saturated solution
Rutherford's experiment on scattering of alpha particles showed for the first time that
the atom has
Electron
b. Proton
Nucleus
d. Neutrons
6x1=
Answer the following in one sentence:
State the numerical value of Avogordro constant.
8. Define the atomic mass unit.
b). Amonium chloride.
9. Write the chemical formula of a), Sodium carbonate.
10. Where are proteins synthesied inside the cell?
1. How are fish obtained?
12 What is immunization? A
1.
SL
Answer the following questions in two or three sentences:
Wame the diseases caused by Bacteria and Virus
What would happen if the plasma membrane ruptues
State the difference between layer and broiler
What is a sublimation? Give an example,
o separation techniques you will apply for the following mixtures.
a. Cream from milk.
b. Sodium chloride from its solution in water.
Write down the names of compounds repres
vn the names of compounds represented by the following formulas
a. Cacos
b. KNO,
Which separation techniques you
18.
IV.
Answer the following in 3or 4 sentences ench:​

Answer 1

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