Final Exam Review - Molly Dennis | Laabri | Nneɛma a ɛma wotumi yɛ ade

1

Look at the picture above. What does it show?

The life cycle of a butterfly.

The cell cycle

The Kreb's cycle

The Calvin cycle

3

What is the purpose of mitosis?

6

Draw a flower and label the petal, sepal, pistil and stamen.

I recently conducted an experiment to test how much sunlight would be best for growing watermelon plants. I planted 50 watermelon seeds. 10 in a shady spot, 10 in a spot that receives two hours of sunlight a day, 10 in a spot that receives 4 hours of sunlight a day, 10 in a spot that receives 6 hours of sunlight a day and 10 in a spot that receives 8 hours of sunlight a day. All plants were given equal amounts of soil, water and fertilizer and were protected from bugs and other pests. At the end of the experiment I counted the number of watermelons grown in each plot.

1

Based on the information above, what is the independent variable in this experiment?

amount of sun

amount of water

amount of soil

number of watermelons

1

Based on the information above, what is the dependent variable in this experiment?

amount of sun

amount of water

amount of soil

number of watermelons

2

Based on the information above, what are two controlled variables in the experiment?

amount of sun

amount of fertilizer

number of seeds in each spot

number of watermelons grown

5

Use Darwin's Theory of Evolution (VOCNE) to explain why sharks have such sharp teeth.

1

The equation for photosynthesis is

Sugar + oxygen -> water + carbon dioxide

Sugar + water -> oxygen + carbon dioxide

water + carbon dioxide -> oxygen + sugar

water + oxygen -> carbon dioxide + sugar

1

Two parents who both have Type A blood can have a child with Type O blood.

Nokorɛ

Ɛnyɛ ampa

2

Explain your answer to the question above.

1

Which of the following is NOT found in DNA?

uracil

deoxyribose

thymine

phosphate group