Chapter 37-Plant Nutrient

Question 1

What are the nine macronutrients of plants

Answer 1

Carbon oxygen hydrogen nitrogen phosphorus sulfur potassium calcium magnesium

Question 2

What are the six macronutrients for forming the plant structure

Answer 2

Carbon oxygen hydrogen nitrogen phosphorus sulfur

Question 3

What are the eight micronutrients for plants

Answer 3

Chlorine iron manganese boron zinc copper nickel and molybdenum

Question 4

What is the ninth micronutrients for C4 and CAM plants

Answer 4

Sodium

Question 5

What is rhizobacteria

Answer 5

Bacteria that live close to plants so they can get essential nutrients while also protect the plants from disease or absorb toxic metals and fix nitrogen

Question 6

What are endophytes

Answer 6

Rhizobacteria they live between cells within the plant

Question 7

Explain the nitrification and Baxter

Answer 7

Nitrifying bacteria takes up ammonium oxides it to nitrite then oxidized to nitrate for the plants

Question 8

Explain nitrogen fixation

Answer 8

Bacteria takes nitrogen from the air and converts it into ammonia

Question 9

What are nodules

Answer 9

Sweeping along the roots that contain a rhizobium form of bacteria called bacteroids

Question 10

What is the benefit of mycorrhizae

Answer 10

Fungus increases the surface areas for water uptake and supply plants with phosphorus and other minerals

Question 11

What are the two forms of mycorrhizae

Answer 11

Ectomycorrhizae and arbuscular mycorrhizae

Question 12

What is the difference between ectomycorrhizae and arbuscular mycorrhizae

Answer 12

Ectomycorrhizae form a dense sheet of mycelia over the surface of the root while arbuscular mycorrhizae are embedded into the cell

Question 13

What is sulfur used for

Answer 13

disulfide bride in proteins

Question 14

What is calcium used for

Answer 14

transporter, secondary messangers, cross link by pectin and allow expansion

Question 15

What is magnesium used for

Answer 15

active site of chlorophyll