Which diagram shows the human double circulatory system?

• A

• B

• C

• D

How often must a blood cell in the renal artery pass through the heart before it again reaches the renal artery?

• once

• twice

• three times

• four times

The diagram shows a double circulatory system. Which vessels carry oxygenated blood?

• 1 and 2

• 1 and 4

• 2 and 3

• 2 and 4

The diagram shows some parts from the blood of a mammal.

Which part would contain the breakdown products of bacterial cells?

• A

• B

• C

• D

Tags

NGSS.MS-LS1-3

Which describe the structure and function of a red blood cell?

• structure: cell contents are dead

  function: transport of water

• structure: has a nucleus

  function: produces antibodies

• structure: has cilia

  function: moves particles in the respiratory tract

• structure: has no nucleus

  function: transport of substances

Which group contains substances that are all carried in the blood?

• Amino acids, carbon dioxide and cellulose

• Glucose, glycogen and lactic acid

• Oestrogen, oxygen and starch

• Salts, testosterone and urea

The photograph shows human blood cells as seen under a microscope at high power.

Which are red cells?

• P and Q

• Q and R

• R and S

• S and P

Tags

NGSS.MS-LS1-1

The diagram represents some human organs and their blood vessels.

Immediately after taking an alcoholic drink, how would the levels of alcohol compare in blood vessels P, Q and R?

• P: high

  Q: medium

  R: high

• P: medium

  Q: high

  R: low

• P: low

  Q: low

  R: medium

• P: high

  Q: low

  R: low

Tags

NGSS.MS-LS1-3

The photograph shows two blood cells, X and Y.

What are the functions of cells X and Y?

• cell X: carries out phagocytosis

  cell Y: carries oxygen

• cell X: carries oxygen

  cell Y: produces antibodies

• cell X: carries oxygen

  cell Y: carries carbon dioxide

• cell X: produces antibodies

  cell Y: carries oxygen

The diagram shows the circulatory system of a mammal.

What describes the blood in vessels X and Y?

• X: deoxygenated

  Y: deoxygenated

• X: deoxygenated

  Y:oxygenated

• X:oxygenated

  Y: deoxygenated

• X: oxygenated

  Y: oxygenated