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Tulsi Mehta
Subject: Biology
, asked on 9/8/17
Besides phellem , phellogen , root periderm , comprises of ______.
Answer
1
Tulsi Mehta
Subject: Biology
, asked on 7/8/17
Plz explain also
Sclerenchyma fibres are absent in (1) Protoxylem
(2) Protophloem
(3) Metaxylem
(4) More than one option is correct
Answer
1
Tulsi Mehta
Subject: Biology
, asked on 7/8/17
Xylem fibres possess obliterated central lumen due to very thivk walls. This helps to perform function of
1) conduction
2)strorage of food
3) mecanical support
4) both 2 and 3
Answer
2
Tulsi Mehta
Subject: Biology
, asked on 7/8/17
Q7 and 8.
Answer
2
Pianist
Subject: Biology
, asked on 31/7/17
The primary xylem however remains more or less intact, in our around the centre.
Explain the exact meaning of this line.
Answer
1
Harvir Singh Jessi
Subject: Biology
, asked on 25/7/17
Describe the structure of root apex and shoot apex .
Answer
1
Harvir Singh Jessi
Subject: Biology
, asked on 25/7/17
Difference between phellogen and phelloderm .
Answer
1
Harvir Singh Jessi
Subject: Biology
, asked on 24/7/17
With the help of diagram , depict secondary growth in dicot plants .
Answer
1
Harvir Singh Jessi
Subject: Biology
, asked on 24/7/17
How is medullary ray formed ?
Answer
1
Harvir Singh Jessi
Subject: Biology
, asked on 24/7/17
How is cork formed on plants ?
Answer
1
Pianist
Subject: Biology
, asked on 24/7/17
Explain with the digram how Xylem parenchyma helps in sideways conduction of water.
Answer
1
Pianist
Subject: Biology
, asked on 24/7/17
What is prosenchyma tissue? What is its function? Explain in detail. Also show in diagram where is it present.
Answer
1
Pianist
Subject: Biology
, asked on 16/7/17
explain the paragraph of Intercalary meristem upto the word organ. Explain the lines through diagram too. The meristems are classified variously on the basis of origin and position in the plant body, function, plane of division and stage or method of development.
(A) Depending upon the position in the plant body, meristems are of the following three types (Fig. 6.1) :
(1) Apical meristem. This meristem is located at the growing apices of main and lateral shoots and roots. These cells are responsible for linear growth of an organ.
(2) Intercalary meristem. This meristem is located in between the regions of permanent tissues. It is believed that some portions of apical meristems are left behind due to tissue differentiation of an organ. These cells remain meristematic and continue to add new
Answer
2
Alok Singh
Subject: Biology
, asked on 14/7/17
What is lemma in plants?
Answer
1
Ayesha Jahan
Subject: Biology
, asked on 29/4/17
Can all plants be classified into dicots and monocots?
Answer
3
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What are you looking for?
Sclerenchyma fibres are absent in (1) Protoxylem
(2) Protophloem
(3) Metaxylem
(4) More than one option is correct
1) conduction
2)strorage of food
3) mecanical support
4) both 2 and 3
Explain the exact meaning of this line.
(A) Depending upon the position in the plant body, meristems are of the following three types (Fig. 6.1) :
(1) Apical meristem. This meristem is located at the growing apices of main and lateral shoots and roots. These cells are responsible for linear growth of an organ.
(2) Intercalary meristem. This meristem is located in between the regions of permanent tissues. It is believed that some portions of apical meristems are left behind due to tissue differentiation of an organ. These cells remain meristematic and continue to add new