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DR. SAHU’S BOTANY AND ZOOLOGY PMT CLASSES
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BRYOPHYTA
1. In liverworts, the sex organs are generally borne on------------?
2. The spores of Riccia do not form ------------but directly grow into flat branching thalli.
3. In Funaria, the expanded basal portion of capsule which is continuous with septa is called-=------------?
4. The rhizoids of Funaria are multicellular with ------------septa.
5. The peristome helps gradual dispersal of ------------?
6. The sex organs of bryophytes are enclosed by sterile -----------?
7. Presence of-------- is necessoray for fertilization in bryophytes.
8. Moss : Protonema :: Fern : ---------------?
9. Capsule : Spores :: Antheridia : ----------------?
10. Rhizoids : Absorption :: Peristome : ----------?
11. The xylem like structures present in some mosses which conduct water is called-----------?
12. The phloem like structure present in some mosses which conduct organic solutes called------?
13. Multicellular, branched and green structure formed as a result of the germination of spores in moss plant is called-----?
14. Female sex organs of bryophytes is called-----?
15. Roots-like , unicellular, filamentous structures attached to the ventral surface of liverworts are called--------?
16. Common name of following bryophytes are-------? [a] Funaria [b] Sphagnum [c] Polytrichum [d] pogonatum [e]
Andraea [f] Grimmia [g] Tortula
17. Bryophyta term was given by-------?
18. Amphibians of plant kingdom is---------------?
19. Indian father of bryophytes is-------------?
20. Name any two liverworts------?
21. Name the division of plants in which the main plant body is gametophyte?
22. Botanical name of peat moss---?
23. What is the structure formed by moss spore germination-?
24. In which plant, the rhizoids are multicellular,branched and oblique septa----?
25. In which bryophytes, the sexorgans are embedded in the thallus and spores do not formed protonema-----?
26. Which generation of a moss plant has haploid number of chromosomes ?
27. In which bryophytes, the sporophyte consists of a stalk and a capsule with cap-------?
28. Name of smallest bryophytes--------?
29. Name the tallest bryophytes--------?
30. Name the process by which the sporophyte is formed directly from gametophyte without fertilization--?
31. Name the group of plants having multicellular sex organs surrounded by a sterile jacket but lacking vascular
tissues?
32. Name the bryophyte in which rhizoids are dimorphic---?
33. Why are some bryophytes called liverworts?
34. Name a bryophyte which develops appendiculate scale---------?
35. Name a bryophyte which has gemmae on rhizoids-------?
36. Name a plant where the sporophyte is completely dependent on gametophyte?
37. The largest bryophyte is--------?
38. Rhizoids of Riccia are--------?
39. The sporophyte of Funaria begins development within-------?
40. Rhizoids in Funaria arise from-----------?
41. The antherozoids of Funaia are-------?
42. Sexual reproduction in bryophytes is always---------?
43. The antherozoids of Marchantia is----?
44. In Funaria , calyptras derived from-----------------?
45. The sporophytic plant body of bryophytes are called---------?
46. The bryophytes lack true-------------?
47. Assertin:- Bryophytes are successful land plants.
Reason:- they grow successfully on land without requiring water.
48. Assertion:- Moss protnema resembles green algae.
Reason:- It develops unicellular sex organs.
49. Assertion:- the leaves of Funaria are not true leaves.
Reason:- The leaves of Funaria do not possess axial bud.
50. Assertion:- life history of Funaria is completed only when it is growing in humid conditions.
Reason:- The plant body is very delicate and cannot withstand dry conditions.
51. Assertion:- Gametophyte plant body of bryophytes dominate over sporophytic plant body.
Reason:- Gametophytes produce gametes whereas sporophyte produce spores.
52. Assertion:- Some thalloid forms of bryophytes are called liverworts.
Reason:- The thalli of liverworts look like liver of animals.
53. Assertion:- Rhizoids of liverworts are unicellular.
Reason:- Liverworts cannot develop multicellular rhizoids.
54. Assertion:- Sporogonia of Riccia are differentiate into foot; seta and Capsule.
Reason:- Sporogonia of all the bryophytes are differentiate into foot;seta and capsule.
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PTERIDOPHYTA
Seed habit first originated in------------?
1. Heterospory has been reported in-----------------?
2. Pteridophyta differ from bryophytes in having-------------?
3. The development of a sporophyte without fertilization, from the vegetative cells of the gametophyte is called---------?
4. Heterospory and seed habit are often exhibited by a plant possessing------------?
5. The walking fern is so name because-------------?
6. Leaves od Azolla contain----------?
7. Azolla pinnata is an excellent biofertilizer for-------------?
8. The term prothallus refer to-------------?
9. If sporangia are develop from a single initial cell, the development of sporangia is designated as-------?
10. A water fern which is used as a green manure in rice fields is-----------?
11. In the life history of ferns meiosis occurs when------------?
12. Vascular cryptogams is the term used for--------------?
13. Moss peat is used as a packing material for sending flowers and live plants to distant place because-----------?
14. In the prothallus of a vascular cryptogams, the antherozoids and eggs mature at different time.As a result-------?
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GYMNOSPERM
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1. Living fossil gymnosperms are--------------?
2. Excurrent shape of Pinus is due to-----------?
3. Double fertilization found in which gymnosperm------?
4. Chilgoza is the seed of-------?
5. The wings of Pinus pollen grain is made of--------------?
6. In Gymnosperm seeds are naked because they lack--------?
7. Which type of pollination found in--------------?
8. Which gymnosperm is called Sago palm-------?
9. Largest sperm of plant kingdom is found in----------?
10. The endosperm in gymnosperm is----------?
11. If the number of chromosome in pollen grain of Pinus is 12; the numbers of chromosomes in the endosperm cells will be-------?
12. The largest known ovule; largest male and female gametes and largest plants are found among ---?
13. The spermatozoid of Cycas is--------------?
14. In Pinus rouxburghii, the common pine tree, microsporangia are having on---------?
15. Megasporophyll which are arranged spirally and acropetaly on the central axis of the female cone of Pinus bear-------?
16. Terpentine oil which is one of the most important raw matrial of paint and varnish industry is the product obtained from--------?
17. It is matter of common observation that monocots and dicots have one and two cotyledons respectively but in gymnosperms the
number of cotyledons are-------------?
18. If the chromosome number of cells of nucellus of megasporangium of Pinus is 16 what would be the chromosome number of
endosperm cells------?
19. Ovuliferous scale of Pinus consists of----------------?
20. Cycas has 2 cotyledon but not included in angiosperm because of------?
21. Plant produces seeds but not flowers---------?
22. Why wood of Gymnosperm is called “Soft wood” ------------?
23. A microsporophyll in Pinus has------------?
24. Number of integuments in the seed of Pinus is----------?
25. Top-shaped multicilliated male gametes are found in----------?
26. In gymnosperm pollen chamber represents----------------?
27. Flagellated male gametes are found in------->?
28. Why the endosperm of gymnosperm is haploid--------------?
29.
30.
31.
32.
33.
34.
35.
Resin and turpentine are products of------------?
The gametophyte is not independent, free living generation in--------?
Mannitol is the store food of-------------?
External fertilization occurs in majority of-------------?
In which alga diplontic type life is found--------?
Agarose is chemically--------?
Cycas and Adiantum resemble each other in having------------?
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