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- Define:
i) Atom.
ii) Compound.
iii) Element(Solved)
Define:
i) Atom.
ii) Compound.
iii) Element
Date posted: October 1, 2019.
- Write the names of the elements represented by symbols.(Solved)
Write the names of the elements represented by symbols.
i) K –
ii) Cl –
iii) Fe –
iv) Mg –
v) C –
vi) Be-
Date posted: October 1, 2019.
- Distinguish between temporary physical and permanent chemical changes.(Solved)
Distinguish between temporary physical and permanent chemical changes.
Date posted: October 1, 2019.
- What is the secular understanding of work?(Solved)
What is the secular understanding of work?
Date posted: October 1, 2019.
- Eleza maana ya maapizo.(Solved)
Eleza maana ya maapizo.
Date posted: October 1, 2019.
- In what ways has the practice of family planning brought conflicts in the modern families?(Solved)
In what ways has the practice of family planning brought conflicts in the modern families?
Date posted: October 1, 2019.
- The graph below shows the shape of the curve obtained by a student when solid X was heated to boiling.(Solved)
The graph below shows the shape of the curve obtained by a student when solid X was heated to boiling.
a) Determine the melting point of solid X.
b) After the experiment the student concluded that substance x was pure substance. Explain why he concluded so.
c) If candle wax was used in the above experiment the portion QR would be horizontal. What does this tell us about candle wax?
Date posted: October 1, 2019.
- Eleza maana ya ngoma katika fasihi simulizi kisha utoe dhima zake nne.(Solved)
Eleza maana ya ngoma katika fasihi simulizi kisha utoe dhima zake nne.
Date posted: October 1, 2019.
- Describe the life history of a housefly under the headings.
i)Eggs
ii)Maggots
iii)Pupa
iv)Imago(Solved)
Describe the life history of a housefly under the headings.
i)Eggs
ii)Maggots
iii)Pupa
iv)Imago
Date posted: October 1, 2019.
- List down at least five characteristics of the class insecta.(Solved)
List down at least five characteristics of the class insecta.
Date posted: October 1, 2019.
- Why is the church against raping?(Solved)
Why is the church against raping?
Date posted: October 1, 2019.
- Identify the elements present in the following compounds.
i) Magnesium oxide.
ii) Zinc chloride
iii) Sodium sulphate.
iv) Aluminium nitrate(Solved)
Identify the elements present in the following compounds.
i) Magnesium oxide.
ii) Zinc chloride
iii) Sodium sulphate.
iv) Aluminium nitrate
Date posted: October 1, 2019.
- Ewe mpwa wangu,
Kwetu hakuna mwoga, usiwe kama msichana.(Solved)
Soma wimbo ufuatao kisha ujibu maswali
Ewe mpwa wangu,
Kwetu hakuna mwoga, usiwe kama msichana.
Uoga ukikufika, huenda ni wa akina mamayo,
Fahali tulichinja ili uwe mwanamume
Iwapo utatingiza kichwa
Uhamie kwa wasiokatwa
Waume wa mbari yetu
Si waoga wa kisu
Wao hukatwa kuanzia macheo hadi machweo.
Simama jicho liwe juu
Ngariba alilala jikoni
Visu ametia makali
Kabiliana na kisu kikali
Wengi wasema ni kikali
Mbuzi utampata
Na hata shamba la mahindi
Usiende kwa wasiotahiri.
MASWALI
(a) Huu ni wimbo gani? Fafanua
(b) Eleza shughuli mbili za kiuchumi zinazodokezwa na wimbo huu.
(c) Onyesha taasubi ya kiume inavyojitokeza katika wimbo huu.
Date posted: October 1, 2019.
- Briefly explain how an aquatic green plant meets light intensity and carbon – dioxide requirements.(Solved)
Briefly explain how an aquatic green plant meets light intensity and carbon – dioxide requirements.
Date posted: October 1, 2019.
- Study the diagram below and answer the question that follows.(Solved)
Study the diagram below and answer the question that follows.
a) Name the process labeled a, b, c and d.
b) Draw a similar diagram to show the effect of temperature on solid carbon (IV) oxide (dry ice)
Date posted: October 1, 2019.
- Mtu mmoja alimpa mke wake nambari yake ya simu.(Solved)
Soma utungo ufuatao kisha ujibu maswali.
Mtu mmoja alimpa mke wake nambari yake ya simu. Kila mara bibi akipigia mumewe simu, ilipokelewa na sauti nyororo "mteja wa nambari uliopiga hapatikani kwa sasa."Alifunga safari kumtembelea mume wake mjini na kukabiliana na huyu kisura.
MASWALI
a) Bainisha kipera cha utungo huu.
b) Onyesha sifa tano za kipera hiki.
c) Eleza manufaa tano ya kipera hiki.
Date posted: October 1, 2019.
- The table shows some data about one human kidney.
FLUID Vol....(Solved)
The table shows some data about one human kidney.
FLUID Vol. (Cm3 PER MIN)
Blood of renal artery 600.00
Plasma in renal artery 350.00
Filtrate in Bowman’s capsule 64.00
Urine in water. 0.6.
a)Calculate:
i)The percentage of plasma in the blood
ii)The volume of plasma entering the kidney every hour.
iii)The volume of filtrate every hour.
iv)The percentage of the plasma entering the kidney that form the filtrate.
Date posted: October 1, 2019.
- State two ways of preventing drug abuse.(Solved)
State two ways of preventing drug abuse.
Date posted: October 1, 2019.
- a) Kanda la usufi ni anwani mwafaka.
Fafanua kwa kutolea mifano.
(b) Lini angepata nafasi ya kupenya kwenye chungio…"
Fafanua jinsi msemewa angepata nafasi na changamoto zake.(Solved)
Kanda la Usufi - (R. Nyaga)
(a) Kanda la usufi ni anwani mwafaka.
Fafanua kwa kutolea mifano.
(b) Lini angepata nafasi ya kupenya kwenye chungio…"
Fafanua jinsi msemewa angepata nafasi na changamoto zake.
Date posted: October 1, 2019.
- Explain why molten calcium chloride conducts electricity while silicon (IV) oxide does not.(Solved)
Explain why molten calcium chloride conducts electricity while silicon (IV) oxide does not.
Date posted: October 1, 2019.
- A certain metabolic pathway takes the following sequence.
J ----- K ----- L ----- M ----- N
At the start of the experiment an inhibitor was added to the reactants....(Solved)
A certain metabolic pathway takes the following sequence.
J ----- K ----- L ----- M ----- N
At the start of the experiment an inhibitor was added to the reactants. After the experiment it was found that there was the same concentration of J more than normal concentration of K; near absence of L, M, and N.
When L was added to the inhibitor set M and N were detected.
a)At what stage of the reaction sequence did the inhibitor have its effects?
b)Explain how the inhibitor affected the reaction.
Date posted: October 1, 2019.
- What is meant by the terms:
(i) Atom
(ii) Mass number(Solved)
What is meant by the terms:
(i) Atom
(ii) Mass number
(b) The formula of element T is TCl3. What is the formula of its sulphate?
Date posted: October 1, 2019.
- Ningemweka hai afikishwe mahakamani kweli idhihiri na uongo ujitenge".(Solved)
Kidagaa Kimemwozea; Ken Walibora
Ningemweka hai afikishwe mahakamani kweli idhihiri na uongo ujitenge".
(a) Eleza muktadha wa dondoo.
(b) Fafanua kwa kutolea mifano ukweli wa kauli "kweli idhihiri".
(c) Eleza hulka ya mnenaji.
(d) Vitaje vitushi vyovyote vitatu vilivyomshangaza msemaji kulingana na muktadha wa dondoo.
Date posted: October 1, 2019.
- Below is a list of some sources of energy:
Coal, Nuclear Energy, Petroleum, Hydroelectric Power, Solar Energy and Wind Energy. Classify them into:
a)Non – renewable
b)Renewable(Solved)
Below is a list of some sources of energy:
Coal, Nuclear Energy, Petroleum, Hydroelectric Power, Solar Energy and Wind Energy. Classify them into:
a)Non – renewable
b)Renewable
Date posted: October 1, 2019.
- In what ways did the healer act as a counselor in the traditional African Society.(Solved)
In what ways did the healer act as a counselor in the traditional African Society.
Date posted: October 1, 2019.
- Phosphorus element smoulders in air to form two oxides
(a) Name the two oxides
(b) State the nature of the solution when the above mentioned oxides are...(Solved)
Phosphorus element smoulders in air to form two oxides
(a) Name the two oxides
(b) State the nature of the solution when the above mentioned oxides are dissolved in water.
Date posted: October 1, 2019.
- Name any three common bone disorders in man.(Solved)
Name any three common bone disorders in man.
Date posted: October 1, 2019.
- Explain the terms receptors, conductors and effectors(Solved)
Explain the terms receptors, conductors and effectors
Date posted: October 1, 2019.
- List three types of joints found in the skeleton and state the location of each.(Solved)
List three types of joints found in the skeleton and state the location of each.
Date posted: October 1, 2019.
- Soot is one of the environmental pollutants.
(i) Explain the term pollutant
(ii) State how soot is formed from hydrocarbons(Solved)
Soot is one of the environmental pollutants.
(i) Explain the term pollutant
(ii) State how soot is formed from hydrocarbons
Date posted: October 1, 2019.