PAT Preparation Year 8

Determine the function of this structure! What is the function of D structure?

• 1. Gaseous exchange

• 1. Protection

• 1. Storage of gaseous matter

• Generate photosynthesis

Four test-tubes are set up as shown in the diagram and left in full sunlight. After several hours, which test-tube contains the most dissolved carbon dioxide?

• A

• B

• C

• D

The list shows four metabolic processes.

• A

• B

• C

• D

The tube that leads into the lungs is called the:

• Pharynx

• Larynx

• Pulmonary Phalanges

• Trachea

Which component of blood is responsible for carrying oxygen?

• red blood cell

• white blood cell

• platelets

• plasma

What is the word equation for aerobic respiration in animals?

• carbon dioxide + water → glucose + oxygen

• glucose + carbon dioxide → water + oxygen

• glucose + oxygen → carbon dioxide + water

• glucose + water → carbon dioxide + oxygen

The diagram shows a cross-section through a plant stem. Q shows the part that is stained red when the stem is placed in water containing a red dye. What is found at Q?

• guard cells

• palisade cells

• phloem

• xylem

Which process releases the most energy from one molecule of glucose?

• aerobic respiration

• anaerobic respiration in muscle

• anaerobic respiration in yeast

• photosynthesis

Transpiration is

• the movement of water through a plant from the roots up the stem

• the loss of water from the leaves of a plant by the process of evaporation

• the flow of water into plant roots by osmosis from the soil

• the process of minerals and sugars moving through plant veins

The fluid portion of blood that carries blood cells, glucose, proteins, fats, and wastes throughout the body.

• red blood cells

• white blood cells

• plasma

• Platelets