9TH GRADE SCIENCE FIRST QUIMESTRE ASSESSMENT

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CELL REPRODUCTION

Our cells reproduce so that we may grow and

• regenerate

• duplicating

• called mitosis

• genetically identical

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READ AND CHOOSE THE MISSING TEXT.

The process is called meiosis. ........

• Regular cells have 23 pairs of chromosomes (for a total of 46 chromosomes),

• Regular cells have 13 pairs of chromosomes (for a total of 26 chromosomes),

• Regular cells have 33 pairs of chromosomes (for a total of 66 chromosomes),

• Regular cells have 03 pairs of chromosomes (for a total of 06 chromosomes),

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Meiosis is similar to________ , but it has an extra round of cellular division.

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THE IMPORTANCE OF CARBON TO LIFE

Life on earth would not be possible without______________.

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DRAW THE CARBON DIOXIDE ATOM CO2

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LIVING MATTER ORGANIZATION

Smallest portion of matter that conserves chemical elements.It has nucleus, protons and neutrons

• ATOM

• MOLECULE

• PROTONS

• CELL

Levels of organization of living matter

WRITE THE CORRECT ANSWER

Structure composed of two or more types of tissues. The tissues of an organ work together to perform a specific function. Human organs include the brain, stomach, kidney, and liver. Plant organs include roots, stems, and leaves.

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COMPLETE WITH THE RGIHT ANSWER

The role of the respiratory system is to breathe in oxygen and breathe out carbon dioxide. This is known as

CELL DIVISION

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The process by which a cell splits into two genetically identical copies is called

• DNA is then condensed into rod-like structures

• mitosis

• cells

• DNA molecules

MEDITATE ABOUT THE BIBLE VERSE AND WRITE YOUR ANSWER ABOUT IT, IN WHICH SCIENCE TOPIC WOULD YOU APPLY IN?

The body is a unit, though it is made up of many parts; and though all its parts are many, they form one body. So it is with Christ.

1 corinthians 12.12

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