BIOLOGICAL CLASSIFICATION( Kingdom Plantae II)

 

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BIOLOGICAL CLASSIFICATION( Kingdom PlantaeII)

Question 1
Consider the following statements regarding gymnosperms and choose the correct option:
(i) In gymnosperms, the male and female gametophyte have an independent existence.
(ii) The multicellular female gametophyte is retained within the Megasporangium.
(iii) The gymnosperms are heterosporous.
A
(i) and (ii) are true but (iii) is false.
B
(i) and (iii) are true but (ii) is false.
C
(ii) and (iii) are false but (i) is true.
D
(ii) and (iii) are true but (i) is false.

Question 2
Consider the following statements:
(I) In Rhodophyceae, food is stored as mannitol and laminarin.
(II) Ovules of gymnosperms are not enclosed by any ovary wall.
(III) Salvinia is heterosporous.
(IV) In Diplontic life cycle, free living gametophyte represents dominant phase.
Of the above statements:
A
II and III are correct, I and IV are wrong.
B
II and IV are correct, I and III are wrong.
C
III and IV are correct, I and II are wrong.
D
I and II are correct, III and IV are wrong.

Question 3
Consider the following statements regarding gymnosperms and choose the correct option:
(i) In gymnosperms, the male and female gametophyte have an independent existence.
(ii) The multicellular female gametophyte is retained within the Megasporangium.
(iii) The gymnosperms are heterosporous.
A
(i) and (ii) are true but (iii) is false.
B
(i) and (iii) are true but (ii) is false.
C
(ii) and (iii) are false but (i) is true.
D
(ii) and (iii) are true but (i) is false.

Question 4
Consider the following statements:
(I) In Rhodophyceae, food is stored as mannitol and laminarin.
(II) Ovules of gymnosperms are not enclosed by any ovary wall.
(III) Salvinia is heterosporous.
(IV) In Diplontic life cycle, free living gametophyte represents dominant phase.
Of the above statements:
A
II and III are correct, I and IV are wrong.
B
II and IV are correct, I and III are wrong.
C
III and IV are correct, I and II are wrong.
D
I and II are correct, III and IV are wrong.

Question 5
Consider the following statements:
(I) In Rhodophyceae, food is stored as mannitol and laminarin.
(II) Ovules of gymnosperms are not enclosed by any ovary wall.
(III) Salvinia is heterosporous.
(IV) In Diplontic life cycle, free living gametophyte represents dominant phase.
Of the above statements:
A
II and III are correct, I and IV are wrong.
B
II and IV are correct, I and III are wrong.
C
III and IV are correct, I and II are wrong.
D
I and II are correct, III and IV are wrong.

Question 6
Consider the following statements regarding gymnosperms and choose the correct option:
(i) In gymnosperms, the male and female gametophyte have an independent existence.
(ii) The multicellular female gametophyte is retained within the Megasporangium.
(iii) The gymnosperms are heterosporous.
A
(i) and (ii) are true but (iii) is false.
B
(i) and (iii) are true but (ii) is false.
C
(ii) and (iii) are false but (i) is true.
D
(ii) and (iii) are true but (i) is false.

Question 7
Chemotaxonomy is connected with:
A
Application of chemicals on herbarium sheets.
B
Classification of chemicals found in plants.
C
Use of phyto-chemical data in systematic botany.
D
Use of statistical methods in chemical yielding plants.

Question 8
Consider the following statements:
(I) In Rhodophyceae, food is stored as mannitol and laminarin.
(II) Ovules of gymnosperms are not enclosed by any ovary wall.
(III) Salvinia is heterosporous.
(IV) In Diplontic life cycle, free living gametophyte represents dominant phase.
Of the above statements:
A
II and III are correct, I and IV are wrong.
B
II and IV are correct, I and III are wrong.
C
III and IV are correct, I and II are wrong.
D
I and II are correct, III and IV are wrong.

Question 9
Consider the following statements:
(I) In Rhodophyceae, food is stored as mannitol and laminarin.
(II) Ovules of gymnosperms are not enclosed by any ovary wall.
(III) Salvinia is heterosporous.
(IV) In Diplontic life cycle, free living gametophyte represents dominant phase.
Of the above statements:
A
II and III are correct, I and IV are wrong.
B
II and IV are correct, I and III are wrong.
C
III and IV are correct, I and II are wrong.
D
I and II are correct, III and IV are wrong.

Question 10
Consider the following statements:
(I) In Rhodophyceae, food is stored as mannitol and laminarin.
(II) Ovules of gymnosperms are not enclosed by any ovary wall.
(III) Salvinia is heterosporous.
(IV) In Diplontic life cycle, free living gametophyte represents dominant phase.
Of the above statements:
A
II and III are correct, I and IV are wrong.
B
II and IV are correct, I and III are wrong.
C
III and IV are correct, I and II are wrong.
D
I and II are correct, III and IV are wrong.
There are 10 questions to complete.

 

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