9th grade ES Finals Review

What is true of the offspring of organisms that reproduce sexually?

• They are genetically identical to one of the parents.

• Genetically, they are completely different from their parents.

• They have some genetic traits of both parents, but are not exactly like either.

• They always have twice as many chrom

Which organelle converts the chemical energy stored in food into usable energy?

• Chloroplast

• Golgi apparatus

• Endoplasmic reticulum

• Mitochondria

Which organelle will you expect to find in plant cells but not in animal cells?

• mitochondria

• ribosomes

• chloroplast

• smooth endoplasmic reticulum

Which of the following are part of the cell theory?

• All cells come from other cells

• Cells are alive and the basic unit of organization in organism.

• Cells are alive and the basic unit of organization in organism.

• All of these are part of the cell theory.

What type of membrane is the cell membrane made up of

• phospholipids bilayer

• protein bilayer

• carbohydrate bilayer

• None of these

A group of college students were given a short course in speedreading. The instructor was curious if a monetary incentive would influence performance on a reading test taken at the end of the course. Half the students were offered $5 for obtaining a certain level of performance on the test, the other half were not offered money. What is the dependent variable in this situation?

• Students taking a short course in speed reading

• Weather or not the students were offered a monetary incentive

• The performance on the test

• The half that were not offered money

Identify which characteristic of living things is being described in the statements below. A beaver is an organism composed of many different types of cells.

• All living things contain cells.

• All living things contain DNA.

• All living things obtain and use energy.

• All living things reproduce

Identify which characteristic of living things is being described in the statements below. Green plants produce their own food through the process of photosynthesis.

• All living things contain cells.

• All living things contain DNA.

• All living things obtain and use energy.

• All living things reproduce

Green eyes in humans are dominant to hazel eyes. A green-eyed man, whose mother was hazel-eyed, marries a green-eyed woman whose father had hazel eyes. What is the probability that this couple will have a hazel-eyed child?

• 0%

• 25%

• 50%

• 100%

Which anwers represent the genotype of an organisim

• AA

• Tall

• Round

• Aa