UiL Science_ Q3_ Test 13_March 3, 2018

During what phase of mitosis will the spindle fibers attach to the chromosomes?

• prometaphase

• interphase

• anaphase

• telophase

A somatic human cell has

• 23 chromosomes.

• 46 chromosomes.

• 46 pairs of chromosomes.

• 21 pairs of chromosomes.

Tags

NGSS.HS-LS3-1

Which of the following is correctly matched with its function?

• lysosome: contains genetic material

• mitochondria: generates lipids

• rough ER: creates ATP

• Golgi body: packages proteins

Tags

NGSS.MS-LS1-2

The inner portion of the cell membrane would appropriately be described as

• polar.

• nonpolar.

• hydrophilic.

• ionic

A freshwater organism was placed into a saltwater environment. What would happen to the organism?

• It would shrivel.

• It would swell.

• It would thrive in the environment.

• It would be able to move water equal in and out of the cell.

Tags

NGSS.MS-LS1-2

An organism that has different alleles for the same trait would be referred to as

• homozygous.

• heterozygous.

• hemizygous.

• none of the above.

A homozygous dominant black guinea pig and homozygous recessive white guinea pig are crossed. What is the probabilty of their offspring's phenotype?

• 75% black and 25% grey

• 75% black and 25% white

• 50% black and 50% white

• 100% black

Which of the following is not a type of evolutionary evidence?

• transition fossils

• homologous structures

• embryology

• analogous structures

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

When clear cutting takes place on a farm, what would happen afterwards?

• primary succession.

• secondary succession.

• climax community.

• ecosystem.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A relationship where an organism benefits from one organism while the other organism also benefits is known as

• parasitism.

• commensalism. .

• amensalism.

• mutualism.