QB7-2023

137. The yellowing of plant vegetation due to a reduced amount of chlorophyll is?

• chlorophylitis

• cellulotitis

• chlorsis

• Cytokenisis

138. This nutrient is generally required in higher concentrations for plants than any other fertilizer component?

• nitrogen

• phosphorous

• iron

• metal

139. What landscape soil type is generally best for plant growth?

• sand

• loam

• silt

• clay

140. A plant in the window, growing towards the sunlight is an example of:

• stimulation

• phototropism

• geotropism

• photosytheis

141. The major function of root hairs is to:

• grow in larger roots

• asborb water and minerals

• protect the root as it pushed through the soil

• anchor the plant?

142. What is one thing that should NOT be added to the soil when planting azaleas, hollies, rhododendrons, etc?

• lime

• fertlizer

• pine bark

• peat moss

143. What is the numbers listed below is a normal fertilizer analysis you might find on a fertilizer bag?

• 12-12-12

• 10-10

• 8-12-12-12

• 4-0-0-4

144. Pollen is found on the flower part known as:

• filament

• sepal

• pistil

• anther

145. Greenhouse sustenance in leaves and stems that make food for the plant?

• cambium

• chlorophyll

• phloem

• azul cells

146. A plant structure that supports leaves, flowers, and fruits.

• Stipule

• petiole

• roots

• stems