GUTTATION AND TRANSLOCATION

Structure of phloem consists all below, except?

• Sieve tube element

• Tracheids

• Companion cell

• Sieve plate

What is the best words to describe sugar source and sugar sink

• Both are plants organ and act as storage

• Sugar sink can be either roots, fruit or mature leaves and sugar source is shoots

• Sugar source act as site for sugar production and sugar sink will store sugar

• Companion tube carry food from a sugar source to a sugar sink

Tags

NGSS.MS-LS1-6

Process in which food substances are moved to the rest of plant by phloem is known as

• transpiration

• respiration

• photosynthesis

• translocation

Movement of sugar from source to other parts of plant is assist by

• active transport

• diffusion

• endosmosis

• capillary action

Process in which food substances are moved to the rest of plant by phloem is known as

• transpiration

• respiration

• photosynthesis

• translocation

What is the form of sugar being move to phloem?

• glucose

• maltose

• sucrose

• starch

Recall the main funtion of a phloem cell.

• To transport nutrients (mainly sucrose) to different parts of a plant.

• To transport water to different parts of a plant.

• To make energy for the plant via photosynthesis.

• To provide structural support to a plant.

Tags

NGSS.MS-LS1-2

Which statement correctly identifies the substance and direction it is transported in the phloem?

• Water, only upwards

• Water, up and down the plant

• Glucose, only upwards

• Glucose, up and down the plant

Are phloem cells alive or dead?

• Alive

• Dead

The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ______.

• Phloem
• Stomata
• Chlorophyll
• Xylem

Tags

NGSS.MS-LS2-3