Ectophloic siphonostel is found in

(1) Osmunda and Equisetum

(2) Marsilea and Botrychium

(3) Adiantum and Cucurbitaceae

(4) Dicksonia and Maidenhair fern

Chlorenchyma is known to develop in the

(1) cytoplasm of Chlorella

(2) mycelium of a green mould such as Aspergillus

(3) spore capsule of a moss

(4) pollen tube of Pinus

Which of the following statements about Spirogyra is correct?

(1) Lateral conjugation takes place in homothallic species.

(2) Scalariform conjugation takes place in homothallic species.

(3) Lateral conjugation takes place in heterothallic species.

(4) The type of conjugation is unrelated to homothallic and heterothallic species.

Gametophyte and sporophyte are independent of each other in which of the following groups?

(1) Pteridophytes

(2) Angiosperms

(3) Gymnosperms

(4) Bryophytes

Which statement is correct regarding mosses?

(1) They have dominant and independent sporophyte.

(2) Their antherozoids require water for fertilization.

(3) Their archegonia produce many eggs.

(4) Their antherozoids are multiflagellated.

Occurrence of triploid (3n) primary endosperm nucleus is a characteristic feature of

(1) Algae

(2) Gymnosperms

(3) Angiosperms

(4) Bryophytes

Match Column - I with Column - II and select the correct option from the codes given below.

Codes:

(1) A - (ii), B - (iii), C - (iv), D - (i)

(2) A - (iv), B - (i), C - (ii), D - (iii)

(3) A - (ii), B - (iii), C - (i), D - (iv)

(4) A - (iv), B - (i), C - (iii), D - (ii)

Which of the following is correctly matched without exception in regard to plant classification?

Which of the given genera is homosporous?

(1) Cycas

(2) Pinus

(3) Selaginella

(4) Lycopodium

Which of the following genera is associated with coralloid roots?

(1) Cycas

(2) Taxus

(3) Pinus

(4) Sequoia