DS TUTORIAL
Open in Telegram
αα α 2016 Grade 12 α°ααͺαα½ αααα« αα©α α²αα α DS TUTORIAL INSTITUTE α¨α°α¨αα° αα α’
Show more1 852
Subscribers
No data24 hours
No data7 days
-6330 days
Posts Archive
1 852
α¨αα¬α αα°α
π English (120 items)
Start time 12:00βοΈ
End time 2:00 π
Good luck
1 852
α΅ααα΅ α«αααΉα ( chemistry and history) α₯α α¨αα
α αα α¨αα°α‘α΅α αα°ααα½ ααα°α α¨αα΅ααα α αα΅α₯ αα΅αα α ααα α’
α¨α΅ααα± αα°α αα¬ 12:00 α°αα΅ αα°ααα
@EthioYH789DST
1 852
α¨αα¬α History α₯α Chemistry αα°α α°α ααα αα°αα°ααΉ ααα«α α₯α΅α α’
α¨αα¬α αα°α α«ααα£αΉ αα 12:00 α₯α΅α¨ 2:00 α°αα΅ αα°ααα
α¨ααα°αα αα©α αα΅α₯ α«ααα£αΉ α₯α ααα°α αα΅ααα α αα΅α₯ αα΅αα α ααα
@EthioYH789
@EurekaDST
1 852
Chemistry second round
History second round
Yemilut topics α΅α αα αα°αα α«αα
1 852
α₯αΊ α αα αα°αα αααα
α΅ααα
private groupu αα΅α₯ α«αα½α
α₯αα΅α΅αα‘ α α³α΅α£αα
α«αα°αααα£α½αα αΆα αΆα α°αααα‘
1 852
πππππππππππππ
πΉFor NATURAL STUDENTS
βͺοΈCHEMISTRY 12 : 00 - 2 : 00
πΉFOR SOCIAL STUDENTS
βͺοΈHISTORY 12 : 00 - 2 : 00
πππππππππππππ
1 852
πΉααα α₯αα° ααααͺα«α
α αα°α αα αα°α α₯αα³αααα£α½α α₯α αα³ α₯αα½α α₯αα΅α΅ααα©α΅ α αα
α Natural αα α Social α α αα α αα΅ α αα΅ α₯α α αα΅ α αα΅ αα gap α α΅ααααα½αα
α gapu α°αα αα°αα α«ααα£α½α α°ααͺαα½ α΅αα°αα α³αα½α ααα΅ αα β‘οΈβ‘οΈ
1 852
α¨ααααͺα«αα αα α¨α°αα°αα½α
α₯α private groupu αα΅α₯ α«αα½α ααα½
α₯ααα° ααα αα΅ααα΅ α΅αααα α α
α£α½α
αα°ααα ααα°α΅ α΅α½ααα½α
1 852
#
Schedule
α¨ DS TUTORIAL INSTITUTE ααα°αα αα Model exam Schedule αααα ααα΅αα α’
α¨α«α²α΅ 9 :-
πΉ α Natural science :-
CHEMISTRY αα½α΅
12 : 00 - 2 : 00
πΉα Social Science
HISTORY αα½α΅
12 : 00 - 2 : 00
α¨α«α²α΅ 11 α‘-
πΉα Natural science &
α Social Science
Maths α¨ αα½α±
12:00 - 3:00
α¨α«α²α΅ 13
πΉfor both Natural & Social science students
1, English αα½α΅
12:00 - 2 :00
α¨α«α²α΅ 15
πΉα Natural Science
, Physics αα½α΅
1:00 - 3:00
πΉα Social Science
Economics α¨ αα½α΅
1 : 00 - 3 : 00
α¨α«α²α΅ 17
πΉα Natural Science
Biology α¨ αα½α΅
1 : 00 - 3 : 00
πΉα Social Science
Geography α¨αα½α΅
1 :00 - 3 : 00
ααα°α α¨αα΅ααα α αα΅α₯ αα΅αα α ααα©α1 852
α DS TUTORIAL INSTITUTE α¨αα°α α ααα°αα αα α¨αα΄α αα°α α
α³α α¨α«α²α΅ 9 αααα«α α’
ααα°α ααααΉ αα° ααα°αα group add α«αα°α°α¨ααΉ α°ααͺαα½ α αα
ααα΅ αα αα΅α₯ ααααα α¨αα΅α½α α²αα α¨α΅α α£αα ααα α ααα
@EthioYH789
@ethioJH321
DS TUTORIAL INSTITUTE
1 852
Part 1
SIMPLE PRESENT
π
π
π
£π
π
₯π
π
π
π
π
π
π
’π
’π
π
₯π
π
₯π
π
π
π
Subject + verb + object
( for active voice )
πΉI eat rice. ( A )
Object + is,are,am + past participle
πΉRice is eaten by me.( P )
Example
βͺοΈThey clean the office . (A)
βͺοΈThe office is cleaned by them. (P)
βͺοΈShe likes horror movies . (A)
βͺοΈHorror movies are liked by her. (P)
βͺοΈI play piano (A)
βͺοΈPiano is played by me. (P)
βͺοΈYou respect your elders . (A)
βͺοΈYour elders are respected by you. (P)
π
π
π
π
π
£π
π
₯π
π
π
π
‘π
πΉI don't eat burger . (A)
Object + is,are,am + not + past participle
πΉBurger is not eaten by me. (P)
Examples
βͺοΈWe don't obey you. (A)
βͺοΈYou are not obeyed by us. (P)
βͺοΈShe does not drink tea. (A)
βͺοΈTea is not drunk by her. (P)
βͺοΈWe don't watch tv. (A)
βͺοΈTv is not watched by us. (P)
βͺοΈThey don't make pizza. (A)
βͺοΈPizza is not made by them. (P)
π
π
€π
π
’π
£π
π
π
πΉDoes she know you? (A)
Is,Are,Am + object + past participle
πΉIs you known by her? (P)
βͺοΈDo you play tennis ? (A)
βͺοΈIs tennis played by you ? (P)
βͺοΈDoes he study English ? (A)
βͺοΈIs English studied by him? (P)1 852
#
For Natural science students
π£ Biology π§«
(1) It is not true that:
A. Nitrifying bacteria converts ammonium to nitrite then to nitrate
B. Energy is cannot be recycled in an ecosystem
C. The number of organisms increases it moves from one tropic level to the next.
D. Intraspecific competition occur between members of the same species.
(2) Which of the following gases are contribute to the greenhouse effect?
A. Methane & carbon dioxide
B. Methane & oxygen
C. Carbon dioxide & nitrogen dioxide
D. Nitrogen oxide & methane
(3) Which of the following adaptation of animal is important in hot climate?
A. Having thick fur to reduce heat loss
B. Having fatty insulated layer under skin to store heat.
C. Increase their surface area for losing heat
D. Usually have thick & Very small ears
(4) The Golden back jackal chases, catches, kills & feeds up on small herbivorous gazelle. The ecological
interaction between these two organisms can be best described as:
A. Protocooperation
B. Predator βprey interaction
C. Parasite βhost interaction
D. Mutualistic relation
(5) The importance of the valves of the mammalian heart is that they
A. Control the amount of blood flow
B. Prevent pathogenic microorganisms from heart
C. Prevent the blood from flowing back ward
D. Control the speed at which blood is flowing
π
DS TUTORIAL INSTITUTE1 852
#For Natural science students
π
π
π
BIOLOGY
π
π
π
1, Genetically modified organisms are the result of ___
2, A tube with small holes used to supply oxygen in fermenter is known as__
3, Penicillin is manufactured from mould called __
4, Anaerobic respiration of yeast is called ___
5, A fungal protein used for food consumption is __
6, The substances yeasts produce to causes the dough to rise during bread and injera making is?
A, Lactic acid
B, Carbon dioxide
C, Water
D, Ethanol
7, In both yoghurt and cheese making process
A, The same type of bacteria is used
B, The same type of yeast is used
C, The same type of starter culture is added to warm milk
D, the bacteria convert lactose to lactic acid
8, Which of the following is new application of biotechnology
A, Tella making
B, Selective breeding of farm animals
C, Production of yoghurt and cheese
D, Genetic engineering
