SOL Practice

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

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

• An image indicating the shape of a DNA molecule
• An analysis of the chemical makeup of a DNA molecule
• A though that DNA carries genetic information
• A theory about how DNA conveys genetic information

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 variations 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

A student is investigating the effect of plants on indoor air quality and states, "If plants are added to an indoor environment, the air quality will improve."  This statement is an example of 

• a theory
• a procedure
• an observation
• a hypothesis

Which RNA bases would pair with TACGAA in transcription? 

• AUGCUU
• ATGCTT
• GCATCC
• GCAUCC

The diagram shows the base sequence of a strand of DNA.
From left to right, what is the sequence of the complementary strand of DNA in this molecule?

• T G A A C
• A C T  T G
• T G U U C
• U C T T G

What molecule is this

• sucrose
• protein
• glucose
• cellulose

In the graph to the right, what is the population of deer at the carrying capacity of the environment?

• 3

• 7

• 70

• 40

What does the graph represent?

• Emigration
• Exponential growth
• Immigration
• Logistic Growth