what is verticillaster in which family it is located? In this type the inflorescence starts in dichacial manner, later ends in a monochacial scorpioid manner arround the internode between the two nodes as a result in between the two nodes froms a ball like (or) a whorl like structure is formed hence it is called a false whorl like inflorescence.it is present laminaceae family in lecaus
sunad db 12 what is cyathium in which family it is present? A)the characteristic inflorescence of the spurges;resembling a single flower .it consist of a cup shaped involucre of fused bracts enclosing several greatly reduced male flowers and a single female flower It is present euphorbiaceae family
NAME:EBIN JOSEPH DB:15 Q):What is the scientific name and family of Rubber yielding plant? Ans: Hevea brasiliensis Family:Euphorbiaceae Latex produced from Hevea brasiliensis used as rubber.
26. Differentiate seed viability from seed longevity? 27. What is Floriculture? Mention the significance 28. What is Pesticide? Mention any two pesticides 29. Advantages of Green house. 30. Mention few cultivated chrysanthimum varieties 31. What is Air layering? 32. Mention the significance of green house technology 33. Define Micro irrigation, Mention any two micro irrigation methods 35. What is Mound Layering? 36. Who is Land scaping Architect?
S.VAMSI KRISHNA (DB-03) Fruit in Poaceae -Caryopsis(Dry indehiscent fruit) Caudex -Aerial,woody,unbranched columnar shaped stem is called caudex,seen in palmae
FIND THE VERY SHORT ANSWERS QUESTIONS FOR SEMESTER EXAMINATION
1. What is Horticulture? 2. Name any four branches of Horticulture 3. What is weed? Give one example. 4. What is Pest? 5. What is Insecticide? Give one example 6. Name any two methods of pest control 7. Define Seed viability & longevity? 8. What is seed certification? 9. What is Scarification and stratification 10. Write short notes on Triazolium test 11. What is Grafting? 12. What is Layering? 13. Define bulb 14. Define rhizome 15 define corm 16. Write short notes on Hanging baskets 17. What is Landscaping? 18. Who is Land scaping Architect? 19. What are the objectives of Nursery 20. What is green house? 21. What is microirrigation? 22. Define terrarium 23. Seed banks 24. What is Dormancy? 25. Define Bonsai
What is GLUMS?In which family is it present? GLUMS: It is a sterile Bract which is present at the base of the Rachilla. # Rachilla is characteristic spikelet Inforescence of the family Poaceae.
What is CARYOPSIS? CARYOPSIS is a simple Monocarpellate,Dry,Indehiscent fruit of the family Poaceae. # Here the Pericarp of the fruit is fused with the its seed coat. Submitted by: SHUBHAM LUCAS[ DB 01]
R.SAILAJA(DB-06) SPIKELET: A small or secondary spike, characteristic of grasses and sedges, bearing one or more florets and usually subtended by one or two bractS is called spikelet. Flowers of Poaceae are characteristically arranged in spikelets, each having one or more florets.
Poaceae- Inflorescence is compound spike, each branch is called spikelet, axis of the spikelet- Rachilla, Basal sterile bracts- Glumes, Lamma, fertile br- palea etc.
Poaceae- Inflorescence is compound spike, each branch is called spikelet, axis of the spikelet- Rachilla, Basal sterile bracts- Glumes, Lamma, fertile br- palea etc.
GYNOSTEGIUM IN ORCHIDACEAE:In ORCHIDACEAE FAMILY the filaments of the anther and the style of the ovary fuse together and it forms a complex structure called as column or GYNOSTEGIUM.
GYNOSTEGIUM IN ASCLEPIADACEA:Anthers are fused to stigmatic lobes and androceium fuse with female reproductive organ so androceium is directly proportional to gynoceium,is said to be GYNOSTEGIUM. SUBMITTED BY: A.ANINA,DB:09
Economic importance of four plants in Euphorbeacea 1.Emblica officinalis .Fruit sour,astringent,cooling,diuretic .Rich source of vitamin C .Popularly used in inks,shampoos,hair oils etc.. 2.Phyllanthus niruri
.Fruits are main source of alkaloid called phyllanthin.
.It is used for Jauntice,Diabetis,and respiratory diseases 3.Euphorbia hirta .Leaves for skin disorders,flower extract for eye infections,snakebites,asthma,bronchitis 4.Hevea brasiliensis .Milky latex is the source of natural rubber DB-14 STEPHIN MATHEW
CH.anusha,DB-31 Leaf in asclepiadaceae-Both cauli&ramel,simple,opssite decuatte,exstipulate,petiolate in Hemidesmus indica,sub-sessile in Calotropis,leaf is vary in size&shape,leaf margin slightly wavy,obtuse,entire,acute with reticulate type of venation
K.HEPHZI JONES. DB-32. Family: Asteraceae. Head inflorescence. Peduncle is condensed into a flattened disc called receptacle. Flowers are arranged in centripetal manner. There are two types of heads. Homogamous head - inflorescence with only one type of florets. Heterogamous head - inflorescence with disc and Ray florets. Eg:Helianthus
Androecium in Asteraceae:In ray florate the Stamens are absent.In disk florate stamens are five.They are epipetalous and alternate with the petals.Their filaments are free and anthers are fused.This is called syngenecious condition.The connective extends beyond the another to form a hood.Anthers are dithecous,basifixed,introse and dehice longitudinally.The pollen grains are Spinous. (Continued in the next comment)
Serotaxonomy: The use of serological techniques to compare proteins extracted from different plants as an aid in taxonomy. (Or) The classification of very similar plants by means of difference in the proteins they contain.The technique is based on the highly specific relationship between antigens and the antibodies produced in response to them.
1.ECONOMIC IMPORTANCE OF LAMIACEAE;plant TULASI is used as a medicinal plant, MINT PLANT;is used as a ornamental plant, SALIVA PLANT;is used as a ornamental plant, MENTHA PLANT is used as a grown for its oil.
K.NAGA DEVI, DB;11 FOUR DISTINGUISH VEGETATIVE FEATURES OF ORCHIDACEAE;1. Perrinial herb,mostly confined to the northern hemisphere, 2.Simple spike type of inflorescence, 3.inferior ovary, 4.legume type of fruit, 5.presence of labellum.
DB,34; Tomsy Antony Oil yeilding plants in Asteraceae- Helianthus annuus (sunflower), Carthamus tinctorius (saff flower). Chemotaxonomy- The application of chemistry in the identification of flora, it is a method of biological classification based on similarity in the structure of certain compounds.
DB,34; Tomsy Antony Oil yeilding plants in Asteraceae- Helianthus annuus (sunflower), Carthamus tinctorius (saff flower). Chemotaxonomy- The application of chemistry in the identification of flora, it is a method of biological classification based on similarity in the structure of certain compounds.
Priyanka DB 08 What is translator mechanism? It is seen in Asclepediacae and orchidaceae. In this family the pollen is modified into pollinia. Pollinia is connected to corpusculum. Inside the pollinia sticky pollen grains are present. Insect lands on the pentafid stigma, a minute slit is present at the centre of the corpusculum. Insect legs get into the slit and pollinia stick to the insect legs . This entire process is called translator mechanism
D.MAHA LAKSHMI DB 20 ECONOMIC IMPORTANCE OF LAIMACEAE Ocimum sanctum is used as medicinally plant Mentha arvensis is used as a ornamental plant Lucas aspera is used as a medicinal plant
V.KARUNASREE DB-16[132416] Inflorescence in Amaranthaceae: Simplespike,Unbranched,Bracteate,Sessile type of inflorescence. Eg:Inflorescence in Achyrathes aspera:Racemose,Simple spike type of inflorescence
Dear Students,
ReplyDeleteSubmit your assignment in this box
Family-Poaceae
ReplyDeleteSago yeilding plants,1) Metroxylonsago,
2) Cycasrevoluta-Sago plam
Dear Ajay,
DeleteCycas is a gymnosperm
assingment marks- 04
what is verticillaster in which family it is located?
ReplyDeleteIn this type the inflorescence starts in dichacial manner, later ends in a monochacial scorpioid manner arround the internode between the two nodes as a result in between the two nodes froms a ball like (or) a whorl like structure is formed hence it is called a false whorl like inflorescence.it is present laminaceae family in lecaus
Dear Bhavani,
DeleteLast line- Lamiaceae family not laminaceae,
Leucas plant not lecaus
Study well, your assignment marks- 04
sunad db 12
ReplyDeletewhat is cyathium in which family it is present?
A)the characteristic inflorescence of the spurges;resembling a single flower .it consist of a cup shaped involucre of fused bracts enclosing several greatly reduced male flowers and a single female flower
It is present euphorbiaceae family
Dear Praharshita,
Delete5 bracts- involucre, Euphorbiaceae, Extra floral nector glands
Study well, your assignments- 04
NAME:EBIN JOSEPH
ReplyDeleteDB:15
Q):What is the scientific name and family of Rubber yielding plant?
Ans:
Hevea brasiliensis
Family:Euphorbiaceae
Latex produced from Hevea brasiliensis used as rubber.
Dear Ebin,
DeleteStudy well, your assignment marks- 05
Dear Ebin,
Delete26. Differentiate seed viability from seed longevity?
27. What is Floriculture? Mention the significance
28. What is Pesticide? Mention any two pesticides
29. Advantages of Green house.
30. Mention few cultivated chrysanthimum varieties
31. What is Air layering?
32. Mention the significance of green house technology
33. Define Micro irrigation, Mention any two micro irrigation methods
35. What is Mound Layering?
36. Who is Land scaping Architect?
S.VAMSI KRISHNA (DB-03)
ReplyDeleteFruit in Poaceae -Caryopsis(Dry indehiscent fruit)
Caudex -Aerial,woody,unbranched columnar shaped stem is called caudex,seen in palmae
Dear Vamsi,
DeleteGood, Thank you for your support for the students as a class monitor.
Study well, your Assignment marks- 05
DEAR VAMSI,
DeleteFIND THE VERY SHORT ANSWERS QUESTIONS FOR SEMESTER EXAMINATION
1. What is Horticulture?
2. Name any four branches of Horticulture
3. What is weed? Give one example.
4. What is Pest?
5. What is Insecticide? Give one example
6. Name any two methods of pest control
7. Define Seed viability & longevity?
8. What is seed certification?
9. What is Scarification and stratification
10. Write short notes on Triazolium test
11. What is Grafting?
12. What is Layering?
13. Define bulb
14. Define rhizome
15 define corm
16. Write short notes on Hanging baskets
17. What is Landscaping?
18. Who is Land scaping Architect?
19. What are the objectives of Nursery
20. What is green house?
21. What is microirrigation?
22. Define terrarium
23. Seed banks
24. What is Dormancy?
25. Define Bonsai
What is GLUMS?In which family is it present?
ReplyDeleteGLUMS: It is a sterile Bract which is present at the base of the Rachilla.
# Rachilla is characteristic spikelet Inforescence of the family Poaceae.
What is CARYOPSIS?
CARYOPSIS is a simple Monocarpellate,Dry,Indehiscent fruit of the family Poaceae.
# Here the Pericarp of the fruit is fused with the its seed coat.
Submitted by: SHUBHAM LUCAS[ DB 01]
Dear Lucas,
DeleteGlumes not glums,
Rachilla is the axis of the spikelet
Study well, your Assignment marks- 04
R.SAILAJA(DB-06)
ReplyDeleteSPIKELET: A small or secondary spike, characteristic of grasses and sedges, bearing one or more florets and usually subtended by one or two bractS is called spikelet.
Flowers of Poaceae are characteristically arranged in spikelets, each having one or more florets.
Poaceae- Inflorescence is compound spike, each branch is called spikelet, axis of the spikelet- Rachilla, Basal sterile bracts- Glumes, Lamma, fertile br- palea etc.
DeleteStudy well. Assignment marks- 04
Poaceae- Inflorescence is compound spike, each branch is called spikelet, axis of the spikelet- Rachilla, Basal sterile bracts- Glumes, Lamma, fertile br- palea etc.
DeleteStudy well. Assignment marks- 04
GYNOSTEGIUM IN ORCHIDACEAE:In ORCHIDACEAE FAMILY the filaments of the anther and the style of the ovary fuse together and it forms a complex structure called as column or GYNOSTEGIUM.
ReplyDeleteGYNOSTEGIUM IN ASCLEPIADACEA:Anthers are fused to stigmatic lobes and androceium fuse with female reproductive organ so androceium is directly proportional to gynoceium,is said to be GYNOSTEGIUM.
SUBMITTED BY:
A.ANINA,DB:09
Dear Anina,
DeleteGood, Assignment marks- 05
Leaf in Palmae:
ReplyDeletepinnately or palmately compound leaves,arranged at the top of the stem.
Spathe:
modification of bracts.
Leaf in Palmae- A crown of leaves at the tip of the stem. Cauline, persistant leafbases, parallel venation.
ReplyDeleteSpathe: Boat like, leathery br modification
Prepare well, your Assignment marks- 04
Economic importance of four plants in Euphorbeacea
ReplyDelete1.Emblica officinalis
.Fruit sour,astringent,cooling,diuretic
.Rich source of vitamin C
.Popularly used in inks,shampoos,hair oils etc..
2.Phyllanthus niruri
.Fruits are main source of alkaloid called phyllanthin.
.It is used for Jauntice,Diabetis,and respiratory diseases
3.Euphorbia hirta
.Leaves for skin disorders,flower extract for eye infections,snakebites,asthma,bronchitis
4.Hevea brasiliensis
.Milky latex is the source of natural rubber
DB-14
STEPHIN MATHEW
Dear Mathew,
DeleteStudy well, Assignment marks-05
CH.anusha,DB-31
ReplyDeleteLeaf in asclepiadaceae-Both cauli&ramel,simple,opssite decuatte,exstipulate,petiolate in Hemidesmus indica,sub-sessile in Calotropis,leaf is vary in size&shape,leaf margin slightly wavy,obtuse,entire,acute with reticulate type of venation
Dear Anusha,
DeleteSpelling mistakes.
Assingment marks- 04
K.HEPHZI JONES.
ReplyDeleteDB-32.
Family: Asteraceae.
Head inflorescence.
Peduncle is condensed into a flattened disc called receptacle. Flowers are arranged in centripetal manner. There are two types of heads.
Homogamous head - inflorescence with only one type of florets.
Heterogamous head - inflorescence with disc and Ray florets. Eg:Helianthus
Dear Jones,
DeleteDisc florets- bisexual, actinomorphic
Ray florets- Unisexual, zygomorphic
Study well, assignment morks- 05
Androecium in Asteraceae:In ray florate the Stamens are absent.In disk florate stamens are five.They are epipetalous and alternate with the petals.Their filaments are free and anthers are fused.This is called syngenecious condition.The connective extends beyond the another to form a hood.Anthers are dithecous,basifixed,introse and dehice longitudinally.The pollen grains are Spinous. (Continued in the next comment)
ReplyDeleteHallo pallavi,
Deletegood, your assignment marks -05
Serotaxonomy: The use of serological techniques to compare proteins extracted from different plants as an aid in taxonomy. (Or) The classification of very similar plants by means of difference in the proteins they contain.The technique is based on the highly specific relationship between antigens and the antibodies produced in response to them.
ReplyDeleteDear Pallavi,
DeleteStudy well, your assignments- 05
D.maha lakshmi
ReplyDeleteDB;20
1.ECONOMIC IMPORTANCE OF LAMIACEAE;plant TULASI is used as a medicinal plant,
MINT PLANT;is used as a ornamental plant,
SALIVA PLANT;is used as a ornamental plant,
MENTHA PLANT is used as a grown for its oil.
Hello dear,
DeleteWrite the scientific names not the pet names
K.NAGA DEVI,
ReplyDeleteDB;11
FOUR DISTINGUISH VEGETATIVE FEATURES OF ORCHIDACEAE;1. Perrinial herb,mostly confined to the northern hemisphere,
2.Simple spike type of inflorescence,
3.inferior ovary,
4.legume type of fruit,
5.presence of labellum.
Dear naga devi,
DeleteVegetative features: root- tendriller roots, climbing roots, epiphytic roots
stem- bulb, rhizome, weak stem
leaf- modification of leaf
study well, assignment marks-04
DB,19; Dilna Jose Bilipped corolla-Lamiaceae family, number of corolla 5, reduced to two lip like corolla,
ReplyDeleteThis comment has been removed by the author.
DeleteDB,18- Lintamol Mathew Dydenoumous corolla- Lamiaceae family , basically 5 stamen, arranged in (2+2) condition.
DeleteDear mathew,
DeleteThank you so much for all your works, study well.
Your Assignment marks- 05
Dear mathew,
DeleteThank you so much for all your works, study well.
Your Assignment marks- 05
DB,17; Sandra Thomas Leafy vegetables in Amaranthaceae family Amaranthus viridis, Alternanthera caracasana.
ReplyDeleteDear Sandra,
DeleteGood, your assignment marks-05
DB,34; Tomsy Antony Oil yeilding plants in Asteraceae- Helianthus annuus (sunflower), Carthamus tinctorius (saff flower). Chemotaxonomy- The application of chemistry in the identification of flora, it is a method of biological classification based on similarity in the structure of certain compounds.
ReplyDeleteDB,34; Tomsy Antony Oil yeilding plants in Asteraceae- Helianthus annuus (sunflower), Carthamus tinctorius (saff flower). Chemotaxonomy- The application of chemistry in the identification of flora, it is a method of biological classification based on similarity in the structure of certain compounds.
ReplyDeleteDear Tomsy,
Deletegood, thank you very much for all your help.
your assignment marks-05
DB,18; Lintamol Mathew Dydenoumous corolla- Lamiaceae family, basically 5 stamens, arranged in (2+2) condition.
ReplyDeletePriyanka DB 08
ReplyDeleteWhat is translator mechanism?
It is seen in Asclepediacae and orchidaceae.
In this family the pollen is modified into pollinia. Pollinia is connected to corpusculum. Inside the pollinia sticky pollen grains are present.
Insect lands on the pentafid stigma, a minute slit is present at the centre of the corpusculum. Insect legs get into the slit and pollinia stick to the insect legs . This entire process is called translator mechanism
D.MAHA LAKSHMI
ReplyDeleteDB 20
ECONOMIC IMPORTANCE OF LAIMACEAE
Ocimum sanctum is used as medicinally plant
Mentha arvensis is used as a ornamental plant
Lucas aspera is used as a medicinal plant
V.KARUNASREE
ReplyDeleteDB-16[132416]
Inflorescence in Amaranthaceae:
Simplespike,Unbranched,Bracteate,Sessile type of inflorescence.
Eg:Inflorescence in Achyrathes aspera:Racemose,Simple spike type of inflorescence