[غريبـ فيـ زمنـ عجيبـ]

نموذج 10 بالحل







Question of chapter : Training 1

1.----------- is the science of life in all its living forms.

. () Ecology. () Hierarchy. () Organization. () Evolution. () Biology




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2.Absence of nuclear membrane is a character of

. () plants. () animals. () fungi. () eukaryotes. () prokaryotes



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3.Most biologist now agree that ______ of life can be organized into three overarching groups called domains.

. () phyla. () kingdoms. () families. () tribes. () classes




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4.Biology blends the two scientific ______ about leaving nature.

. () changes. () forms. () ideas. () approaches. () thinking




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5.Which of the following is a compound?

Sodium chloride.. () Potassium hydroxide.. () hydrochloric acid.. () ammonium sulphate.. () all of the above.




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6.Sodium and chloride ions and water are attracted to each other because of

.water cohesion. () saltcrystallization. () solution attraction. () water density. () their charges




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7.Which of the following is not related to alteration of ocean chemistry?

Additional CO2 in the atmosphere. () Acidic fog. () Burning fossil fuels. () More sulpher oxide in air. () Increasedamount of rain




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8.Different compounds with the same molecular formula are called

. () hydrocarbons. () isotopes. () methane. () organics. () isomers




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