[غريبـ فيـ زمنـ عجيبـ]

نموذج 4 بالحل





Question of chapter : Training 1

1.Which of the following sequences of the organized in a hierarchical fashion as increases in complexity of living organisms is true?

organism ⇒organells⇒ tissues ⇒cells ⇒organs ⇒systems ⇒ molecules. ()organells⇒ molecules ⇒ cells ⇒ tissues ⇒organs ⇒systems ⇒organism. ()molecules⇒organells⇒ cells ⇒ tissues ⇒organs ⇒systems ⇒organism. ()cells⇒organells⇒ molecules ⇒organs ⇒systems ⇒ tissues ⇒organism. ()organism ⇒ systems ⇒ organs ⇒ tissues ⇒ cells ⇒organells⇒ molecules




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2.The main source of energy flowing into nearly all ecosystems is:

. ()wind.. ()sunlight.. ()electricity.. ()geothermal vents.. ()radioactivity.




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3.The ears of the jackrabbit is the best example that describes

. ()organization. ()regulation. ()growth and development. ()energy processing(bolism). ()reproduction




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4.__________- based science uses data from discovery science to explain science.

. ()Theories. ()Hypothesis. ()Observation. ()Logic. ()Philosophical




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5.Which of the following is not a compound?

. ()carbon dioxide.. ()water.. ()amino acid.. ()RNA.. ()carbon.




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6.Ice floats because it

. ()is denser than liquid water... ()has the same density of water... ()is less dense than liquid water.. ()it contains less hydrogen bonds.. ()None of the above.




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7.Acidic rain, snow, or fog has a pH lower than

.. ()7.0.. ()6.7.. ()6.5.. ()6.0.. ()5.6




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8.The four main classes of biological molecules are called ___.

.. ()monomers.. ()micromolecules.. ()isomers.. ()buffers.. ()macromolecules




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