Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Plant Nutrients

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

Elements that are essential to plant growth but are only needed in small amounts are called _______.

a)

micronutrients

b)

macronutrients

c)

primary nutrients

d)

secondary nutrients

2.

Elements that are essential to plant growth and are needed in relatively large amounts are called _______.

a)

micronutrients

b)

macronutrients

c)

Fertilizer

3.

Which elemental deficiency is associated with purplish coloration of the leaves?

a)

P, Phosphorus

b)

N, Nitrogen

c)

S, Sulfur

d)

K, Potassium

4.

________ is a yellowing of the leaves usually observed with an elemental deficiency.

a)

mosaic

b)

wilting

c)

leaf spot

d)

chlorosis

5.

pH affects the ________ and ________ of plant nutrients.

a)

availability, susceptibility

b)

solubility, availability

c)

solubility, susceptibility

6.

A neutral pH is (a)   . (number)

7.

A pH of 8.7 is _________.

a)

neutral

b)

basic/alkaline

c)

acidic

8.

Which of these substances would you use to raise a soil's pH?

a)

sulfur

b)

aluminum sulfate

c)

iron sulfate

d)

lime

9.

If a fertilizer was labeled with 15-0-7, what percent of Nitrogen is in the fertilizer?

(a)  

10.

State the balanced symbol equation for photosynthesis

a)

CO2 + H2O -> C6H12O6 + O2

b)

C6H12O6 + 6O2 -> 6CO2 + 6H2O

c)

6CO2 + 6H2O -> C6H12O6 + 6O2

d)

CO2 + H2O -> 6C6H12O6 + O2

11.

Chlorophyll is the ___ pigment found in the chloroplast

a)

Blue

b)

Green

c)

Red

d)

Purple

12.

Identify what this plant is deficient

a)

Nitrogen

b)

Potassium

c)

Zinc

d)

Magnesium

13.

Plants response to light..

a)

Gravitropism

b)

Chemotropism

c)

Hydrotropism

d)

Phototropism

14.

Is the process in plants which converts light energy to chemical energy?

a)

Phototropism

b)

Photosynthesis

c)

Respiration

d)

Chemotropism