VA SOL HS Biology Practice # 1

A student hypothesizes that green algae will grow fastest under blue light.  To test this hypothesis the student should design an experiment with which independent variable? 

• color of algae
• rate of growth
• color of light algae is exposed to
• Amount of time per day that algae is exposed to light

Tags

NGSS.HS-LS1-5

Under a microscope a series of cells are observed that lack internal membrane bound organelles.  Which of these is the most likely cell type?

• Plant cell
• Animal cell
• Prokaryotic cell
• Eukaryotic cell

Which of these supports the cell theory as it is stated today?

• New cells are produced by division of existing cells
• All organisms are composed of more than one cell
• Cells must contain a nucleus
• Not all cells are alive

Tags

NGSS.HS-LS1-4

The unique properties of water allow life to exist on earth.  Which of these is a property of pure water

• It's solid form is more dense than it's liquid form
• It has a low heat absorption capacity 
• It is slighly more acidic than air
• It dissolves many substances 

Tags

NGSS.HS-ESS2-5

When viewing a prepared slide under the compound microscope, a student has to remove his glasses. This means he will need to readjust for fine focus with which part labeled above?

• 1
• 2
• 3
• 4

A student looking through a light microscope saw this cell in cytokinesis. This cell is most likely from —

• a plant
•  a virus
• an animal
• a bactirium

Tags

NGSS.HS-LS1-4

What statement can be made about members of the same order?

• They all belong to the same genus
• They all belong to the same class
• They belong to the same family
• They can all interbreed successfully

Compared to a skin cell, a muscle cell is likely to have more —

• Golgi bodies
• mitochondria
• cell membranes
• chloroplast

A team of researchers discovered an enzyme in marine sponges that blocks a certain step of chromosomal separation.  Which of these processes would be directly affected by this enzyme?

• respiration
• diffusion
• photosynthesis
• mitosis

Tags

NGSS.HS-LS1-4

1.Meiosis is the process by which gametes are produced. In which of the following human organs does meiosis occur?

• Testes
• skin
• liver
• pancreas

Tags

NGSS.HS-LS3-2