Course

Introductory Biology

Study Pack

Set 28 Plant Nutrition And Transport

Back to Sets
Question 1

(Multiple Choice)

Free
  Figure 28.2   - Refers to the accompanying figure illustrating soil horizons.Which soil horizon is composed of organic litter?   A) O Horizon B) A Horizon C) B Horizon D) C Horizon E) Bedrock Figure 28.2

- Refers to the accompanying figure illustrating soil horizons.Which soil horizon is composed of organic litter?  

A) O Horizon
B) A Horizon
C) B Horizon
D) C Horizon
E) Bedrock

Answer

Question 2

(Multiple Choice)

Free
Filaments of a fungus that form a velvety cloak around roots or penetrate their cells aiding in the mutualistic relationship between the plant and fungus are called ____.  

A) hyphae
B) mycorrhizae
C) root nodules
D) root hairs
E) Rhizobium

Answer

Question 3

(Multiple Choice)

Free
In leaves,excess sugar molecules may enter companion cells of phloem through ________.  

A) vessel elements
B) active transport proteins
C) sieve tubes
D) perforation plates
E) pits

Answer