| ⇦ | 
| ⇨ |
Companion cells are closely associated with :
Options
(a) Sieve elements
(b) Vessel elements
(c) Trichomes
(d) Guard cells
Correct Answer:
Sieve elements
Explanation:
Companion cells are narrow, elongated and thin walled living cells. They lie on the sides of the sieve tubes and are closely associated with them through compound plasmodesmata. It is supposed that the nuclei of the companion cells control the activities of the sieve tube through plasmodesmata. Companion cells also help in maintaining a proper pressure gradient in the sieve tube elements
Related Questions: - In pancreas pancreatic juice and hormones are secreted by
- The organelle common among prokaryotic and eukaryotic cell is
- Starch and cellulose are the compounds of many units of
- Mulching is
- Apoplastic path for the transport of water in root is through
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Structural Organisation In Plants
(243)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In pancreas pancreatic juice and hormones are secreted by
- The organelle common among prokaryotic and eukaryotic cell is
- Starch and cellulose are the compounds of many units of
- Mulching is
- Apoplastic path for the transport of water in root is through
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structural Organisation In Plants (243)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply