Biology STAAR

After a forest fire, an ecosystem would start regrowth through -

• primary succession

• secondary succession

• climax community

• limiting factors

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What are the three main parts of a nucleotide?

• carbon, hydrogen, and oxygen

• phosphate, sugar, and nitrogen base

• phosphate, sulfate, and nitrate

• adenine, thymine, and uracil

NUCLEOTIDES ARE THE BUILDING BLOCKS OF...

• CARBOHYDRATES

• LIPIDS

• NUCLEIC ACIDS

• PROTEINS

What is the order of succession shown in this figure?

• A, B, C, D

• B, A, D, C

• C, D, A, B

• D, A, B, C

Tags

NGSS.MS-LS2-4

What is the probability of cloven hooves in the offspring of parents that are heterozygous for the trait?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

What phase is this cell in?

• Mitosis

• Cytokinesis

• Prophase

• Telophase

Tags

NGSS.HS-LS1-4

Put the following stages of mitosis in order: anaphase, prophase, metaphase, and telophase.

• prophase, metaphase, telophase, anaphase

• prophase, anaphase, metaphase, telophase

• prophase, metaphase, anaphase, telophase

• prophase, telophase, metaphase, anaphase

Which of the following is a phenotype?

• Aa

• red hair

• heterozygous genes

• mutated DNA

Tags

NGSS.MS-LS4-4

G = green, g = yellow
The genotype for a yellow plant is...

• GG

• Gg

• gg

• all of the choices result in yellow

Natural selection is

• survival of the fittest

• humans change

• two species are the same

• more animals survive

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-1

NGSS.MS-LS4-4