SSC MTS EXAM

SSC

BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ____
A
Phloem
B
Stomata
C
Chlorophyll
D
Xylem
Explanation: 

Detailed explanation-1: -In vascular plants, phloem is the living tissue that carries organic nutrients (known as photosynthate), particularly sucrose; a sugar, to all parts of the plant.

Detailed explanation-2: -Phloem is the vascular tissue that transports carbon (photosynthates) from the leaves to basal parts of the plant, and vascular cambium is undifferentiated tissue responsible for secondary growth and repair of damaged phloem (Lalonde et al., 2004).

Detailed explanation-3: -Phloem (/ˈfloʊ. əm/, FLOH-əm) is the living tissue in vascular plants that transports the soluble organic compounds made during photosynthesis and known as photosynthates, in particular the sugar sucrose, to the rest of the plant. This transport process is called translocation.

Detailed explanation-4: -Phloem is a complex permanent plant tissue that helps in the transportation of food. It is made up of sieve tubes, companion cells and phloem parenchyma. It transports food bidirectionally.

There is 1 question to complete.