Biology Formative (released test) 2009 (14,18, 21- 28 included)
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Last updated almost 6 years ago
10 questions
1
This chart represents characteristics of four different plants. Which plant is most likely a gymnosperm?
This chart represents characteristics of four different plants. Which plant is most likely a gymnosperm?
1
This diagram shows a food web of a meadow. Due to insecticides, the cricket population is greatly reduced. Which population is most affected by this event?
This diagram shows a food web of a meadow. Due to insecticides, the cricket population is greatly reduced. Which population is most affected by this event?
1
RNA and DNA are which type of organic compound?
RNA and DNA are which type of organic compound?
1
A scientist treats a cell with a chemical that destroys the ribosomes. As a result, which cell process will be stopped?
A scientist treats a cell with a chemical that destroys the ribosomes. As a result, which cell process will be stopped?
1
Which is an example of osmosis?
Which is an example of osmosis?
1
This diagram shows an enzyme-substrate complex. Which is represented by Structure X?
This diagram shows an enzyme-substrate complex. Which is represented by Structure X?
1
Which conclusion can be made from these observations?
Which conclusion can be made from these observations?
1
Hitchhiker’s thumb (H) is dominant to no hitchhiker’s thumb (h). A woman who does not have hitchhiker’s thumb marries a man who is heterozygous for hitchhiker’s thumb. What is the probable genotypic ratio of their children?
Hitchhiker’s thumb (H) is dominant to no hitchhiker’s thumb (h). A woman who does not have hitchhiker’s thumb marries a man who is heterozygous for hitchhiker’s thumb. What is the probable genotypic ratio of their children?
1
What advantage do sexually reproducing organisms have over asexually reproducing organisms?
What advantage do sexually reproducing organisms have over asexually reproducing organisms?
1
This chart shows a list of messenger RNA codons. A strand of DNA with the sequence AAC AAG CCC undergoes a mutation, and the first A is changed to a C. How will this mutation affect the amino acid sequence?
This chart shows a list of messenger RNA codons. A strand of DNA with the sequence AAC AAG CCC undergoes a mutation, and the first A is changed to a C. How will this mutation affect the amino acid sequence?