INTEGRATED SCIENCE 2

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*_INTEGRATED SCIENCE_*

*_TRIAL QUESTIONS_*

✅What is integrated pest management?

✅List three advantages of integrated pest management

✅List three advantages of grafting in crop production

✅Define the following

specialized cell

Sound energy

Tissue

surface tension

✅Distinguish between diseases and pathogens

✅Define echo

✅List three uses of echo

✅Mention two main sources of sound

✅state three applications of echo

✅Define the following

i. Reflection of light

ii. Refraction of light 

✅Give three reasons for debeaking poultry birds 

✅what is a digestive enzyme?

✅List three causes of urine retention

✅Distinguish between Standard solution and
saturated solution

✅Define the following and give two examples each

iii. Basic salt 

iv. Double salt 

✅ Briefly explain why a tomato plant is likely to wilt if too much fertilizer is applied to it.

✅what is plant parasite?   

✅Give two reasons why viruses are not classified under any of the five kingdoms

✅Explain why;

i. Isotopes of an element have similar chemical properties?

ii. Isotopes of an element have different physical properties?

ii. Isotopes have different mass number?

✅Define Doppler effect

✅State four applications of Doppler effect.

✅Give four properties of a solution

✅Mention three diseases caused by viruses

✅Tabulate three differences between virus and bacteria

✅Explain why ionic bond has high melting point

✅Define Skeleton

✅Name the two types of skeleton

✅Give three functions of skeleton 

✅what's a functional group? 

✅what is biological classification?

✅Give four importance of classification.

✅Name the states of equilibrium of a body

✅Explain the term the mole

✅From the list of compounds indicate which are covalent and ionic bonding

a. water  b. ethanol
c. potassium oxide
d. Copper (ii) trioxonitrate (iv)

✅Define centre of gravity.