MEDIUM
TS EAMCET
IMPORTANT
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Assertion (A): In haplontic life cycle zygote acts as meiocyte.
Reason (R): In Spirogyra, non flagellated gametes will fuse to form zygote.
The correct option among the following is:
(a)(A) is true, (R) is true and (R) is the correct explanation for (A)
(b)(A) is true, (R) is true but (R) is not the correct explanation for (A)
(c)(A) is true but (R) is false
(d)(A) is false but (R) is true

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Important Questions on Plant Kingdom
MEDIUM
TS EAMCET
IMPORTANT
Study the following table and pick up the correct combinations:
S.No | Type of flagellum | Type of flagellum | Example |
I | Pantonematic | One row | Euglena |
II | Stichonematic | Two rows | Astasia |
III | Acronematic | Absent | Polytoma |
IV | Pantacronematic | Two or more rows | Urceolus |

MEDIUM
TS EAMCET
IMPORTANT
Match the following lists:
List- | List- | ||
A. | Protonema | Useful in spore dispersal | |
B. | Circinate venation | Coiling of young leaves in Pteridophytes | |
C. | Elaters | Storage food in Rhodophyceae | |
D. | Floridean starch | Juvenile stage of Bryophytes | |
Naked ovules |
The correct match is

MEDIUM
TS EAMCET
IMPORTANT
Arrange the functions of the following respectively:
(A) Elaters
(B) Indusium
(C) Agar

EASY
TS EAMCET
IMPORTANT
The study of amphibians of plant kingdom is called:

EASY
TS EAMCET
IMPORTANT
Assertion (A): In evolution, the distribution of Bryophytes and Pteridophytes, was limited.
Reason (R) : The need for water for the transportation of male gametes and fertilization limited their distribution.
The correct option among the following is:

HARD
TS EAMCET
IMPORTANT
Match the following lists:
List- | List- | ||
(A) | Siphonostele | (I) | Dissected siphonostele with overlapping leaf gaps |
(B) | Solenostele | (II) | Siphonostele with scattered leaf gaps |
(C) | Dictyostele | (III) | Central core of xylem surrounded by phloem |
(D) | Protostele | (IV) | Medullated protostele |
The correct match is:

MEDIUM
TS EAMCET
IMPORTANT
Assertion In pteridophytes, the gametophytes require cool, damp, shady places to grow.
Reason Specific requirement and the need for water for fertilization, the spread of living pteridophytes is limited and restricted to narrow geographical regions.
The correct answer is:

MEDIUM
TS EAMCET
IMPORTANT
Pteriodophytes, especially ferns possess the following characteristics
i) Circinate vernation
ii) Ramenta
iii) Eustele
iv) Paraphysis
The correct combination is
