NEET BIOLOGY

PLANT PHYSIOLOGY

TRANSPORT IN PLANT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is translocation? 2016 Q27
A
the transport of food in the phloem tissues
B
the transport of food in the xylem tissues
C
the transport of water in the phloem tissues
D
the transport of water in the xylem tissues
Explanation: 

Detailed explanation-1: -The one word to denote transportation of food via Phloem is “Translocation”. Sucrose and amino acids are transported by Phloem up and down through the plant. The process of translocation involves transportation of food into sieve tubes from where food can travel upward or downward to all the parts of the plant.

Detailed explanation-2: -Translocation is the movement of materials from leaves to other tissues throughout the plant. Plants produce carbohydrates (sugars) in their leaves by photosynthesis, but nonphotosynthetic parts of the plant also require carbohydrates and other organic and nonorganic materials.

Detailed explanation-3: -Listen to pronunciation. (TRANZ-loh-KAY-shun) A genetic change in which a piece of one chromosome breaks off and attaches to another chromosome.

Detailed explanation-4: -Translocation refers to transportation of only foods that takes place through phloem after photosynthesis has been carried out in the presence of sunlight and water on the surface of leaves.

Detailed explanation-5: -Translocation of food is the movement of food from the leaves to different parts of a plants. Explanation: Phloem translocate food in plants. The movement of food from the leaves to different parts of a plant is called translocation of food.

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