LEAF & PHOTOSYNTHESIS STUDY GUIDE

Anything that causes a reaction or change in plants is a?

• Stimulus

• Dormancy

• Transpiration

• Respiration

What is the period in which a plant does not grow while awaiting necessary environmental conditions such as temperature, moisture, and nutrient availability ?

• Transpiration

• Fertilization

• Dormancy

• Photosynthesis

What is the waxy substance released from the upper epidermis in the leaf?

• stamen

• stoma

• cuticle

• pistil

What is the opening on the bottom of the leaf that allows water vapor to exit the leaf and carbon dioxide to enter?

• spongy mesophyll

• chloroplast

• stomata

• photosynthesis

Which of the following is a molecule in leaves that can use light energy from sunlight to turn water and carbon dioxide gas into sugar and oxygen?

• chlorophyll

• stomata

• epidermis

• mesophyll

What is the process of water movement through the plant and its evaporation from parts such as leaves, stems, and flowers?

• photosynthesis

• transpiration

• glucose

• fertilization

What is the process that plants use to break down food to release its energy?

• respiration

• transpiration

• dormancy

• stimulus

The use of glucose and oxygen to produce carbon dioxide and water is?

• cellular conditioning

• cellular respiration

• cellular evaporation

• cellular neutralization

Through which process do organisms release carbon dioxide into the atmosphere?

• diffusion

• respiration

• transpiration

• photosynthesis

Which BEST explains how plants contribute to the water cycle?

• Base of all successful food webs

• Storing water in their vacuoles

• Performing photosynthesis

• Performing transpiration