Stomata

Which environmental condition is NOT directly mentioned as affecting stomatal function?

• Air temperature

• Precipitation amounts

• Soil pH

• Moisture levels

- porous opening in the bottom of the leaf that allows for gaseous exchange

• Pallisade mesophyll

• Spongy mesophyll

• Stomata

• Vein

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following can be used to best directly estimate past carbon dioxide levels of Earth's atmosphere?

• the number of stomata found in fossils of trees

• the current levels of nitrogen in the atmosphere

• the current pH of the ocean

• the structure of the bark in fossilized trees

What is the relationship between stomata and photosynthesis in plants?

• The stomata is dependent on photosynthesis.

• The stomata are reactants of photosynthesis.

• Photosynthesis is dependent on stomata.

• Photosynthesis is independent of stomata.

Tags

NGSS.MS-LS1-6

two cells that surround each porous opening; regulates gaseous exchange by opening and closing the pore.

• Epidermal cells

• Guard cells

• Stomata cells

• Xylem cells

Tags

NGSS.MS-LS1-2

Under which of the following conditions will the plant stomata shut?

• high relative humidity

• high proportion of atmospheric carbon dioxide

• high light intensity

• high levels of hormone alsisic acid

Which of the following is NOT RELEASED by the stomata?

• Water Vapor

• Carbon Dioxide

• Oxygen

Transpiration is the loss of water through stomata. The rate of transpiration

• decreases on very hot days

• is less on very hot days

• changes only on very hot days

• increases on very hot days

Tags

NGSS.MS-LS2-1

Which of the following is a primary function of stomata in plants?

• Gas exchange

• Nutrient absorption

• Seed dispersal

• Root growth

Stomata are most commonly found on which part of the plant?

• Roots

• Stems

• Leaves

• Flowers

Tags

NGSS.MS-LS1-6