Which one is wrongly matched?

1. Red algae – Porphyra

2. Corelloid roots – Cycas

3. Moss – Funaria

4. Bryophyte – Pinus

Conifers are adapted to tolerate extreme environmental conditions because of

(1) broad hardy leaves

(2) superficial stomata

(3) thick cuticle

(4) the presence of vessels

A prokaryotic autotrophic nitrogen fixing symbiont is found in

(1) Cycas

(2) Cicer

(3) Pisum

(4) Alnus

Ovules present on loose megasporophylls, unbranched stem and dicotyledonous condition are features related to

1 Cycas

2 Pinus

3 Cedrus

4 Ephedra

Mark the incorrect statement (with respect to gymnosperms)

1 Sequoia is one of the tallest tree species 

2 Dimophihc roots, stem and leaves in pinus 

3 Generally tap roots are present 

4 Palmately compound leaves in Cycas

In Pinus,

I. The stem is branched

II. Roots have fungal association in the form of mycorrhiza

III. The male and female strobili are borne on different trees

Of the above statements:

(1) Only I is correct

(2) Only II is correct

(3) Only I and II are correct

(4) I, II and III are correct

Select the correct statement.

(1) Salvinia, Ginkgo and Pinus all are gymnosperms

(2) Sequoia is one of the tallest trees

(3) The leaves of gymnosperms are not well adapted to extremes of climate

(4) Gymnosperms are both homosporous and heterosporous

Besides paddy fields, cyanobacteria are also found inside vegetative part of

(1) Pinus

(2) Cycas

(3) Equisetum

(4) Psilotum