Released SOL

A teacher in a biology laboratory is using a chemical to dissolve an eggshell. Which picture shows the safest laboratory practice?

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A student conducted an investigation to determine the effect of water temperature on the amount of sugar that dissolves in a beaker of water. Which are constants?

• amount of water

• temperature of sugar

• temperature of water

• amount of sugar dissolved

Red flower color is dominant to white flower color in rose plants. What is the expected result of a cross between two heterozygous rose plants?

• 100% red

• 75% red, 25% white

• 50% red, 50% white

• 25% red, 75% white

Place the phases of mitosis in the correct sequence.

• ADECB

• CEABD

• BCEDA

• BCDAE

To classify an organism a scientist finds in the field, which of these will the scientist first compare to other known organisms?

• Dietary habits

• Ecological niche

• Physical structure

• Reproductive method

For the growth curve to continue increasing, which of these must occur?

• The organisms must adapt to a new habitat.

• The organisms must migrate to a new environment.

• The resources in the environment must be unlimited.

• The environment must provide a habitat for a large variety of organisms.

What did Rosalind Franklin contribute to the understanding of DNA molecules?

• An image indicating the shape of the DNA molecule

• An analysis of the chemical makeup of a DNA molecule

• A thought that DNA carries genetic information

• A theory about how DNA conveys genetic information

Which organelle could the bladder best be compared to?

• cell wall

• vacuole

• ribosome

• mitochondria

Darwin's explanation for evolution was dependent on which scientific concept.

• The ability of organisms to learn

• The significance of social behaviors to survival

• The existence of variation in a population

• The relationship between size and survival

Which best helps scientists determine the age of fossils?

• Physical traits

• Genetic makeup

• Reproductive strategy

• Radioactive isotopes