The members of phaeophyceae are characterized by all, except
1. Presence of chlorophyll a,c and fucoxanthin pigments.
2. Production of pear-shaped and biflagellated asexual spores.
3. Production of pyriform gametes that bear laterally attached flagella.
4. Their occurrence, mostly in fresh water habitats.

Gametophyte of Bryophyte is

1. Green and vascular.
2. Independent, multicellular.
3. Dependent on sporophyte.
4. Foliose in nature.

Select incorrect option with respect to given diagram

1. Heterosporous.
2. Aquatic fern.
3. Belongs to class Pteropsida.
4. Gametophytic main plant body.

The leaf of Pinus is

1. Needle shaped 

2. Compound leaf

3. Having veinlets

4. Non-cutinised

Some plant groups exhibit intermediate condition with respect to
life cycle pattern. Which characteristic will not be
exhibited by such kind of plant?

1. Haplodiplontic life cycle pattern.
2. Both phases are multicellular and often free living.
3. They can differ in dominant phase.
4. Meiosis takes place in zygote

Read the following statements and select the incorrect
ones
(a) Mosses have an elaborate mechanism of spore
dispersal.
(b) In liverworts, the haploid free living sporophyte is
formed by spore germination.
(c) Vegetative reproduction in Polytrichum occurs by
budding in the secondary protenema.
(d) Marchantia is a heterosporous bryophyte.
(e) Growth of bog moss ultimately fills ponds and lakes
with soil
(1) (a), (b) and (c)

(2) (d) and (e) only

(3) (b) and (d) only 

(4) All except (a)

Match the classes of pteridophyte given in column-I
with their respective members given in column-II
Column-I Column-II
(A) Psilopsida (i) Selaginella
(B) Lycopsida (ii) Adiantum
(C) Pteropsida (iii) Psilotum
(D) Sphenopsida (iv) Equisetum
Select the correct answer from the following
(1) (A) – (iii), (B) – (i), (C) – (iv), (D) – (ii)
(2) (A) – (i), (B) – (iii), (C) – (ii), (D) – (iv)
(3) (A) – (iii), (B) – (i), (C) – (ii), (D) – (iv) 
(4) (A) – (i), (B) – (iv), (C) – (iii), (D) – (ii)

Read the following statements and select the option
with correct statements
(a) In Wolfia, the highly reduced female gametophyte
present within ovule, is embryo sac.
(b) The ploidy level of endosperm in Cycas and
Eucalyptus is triploid.
(c) Azolla is a water fern.
(d) Majority of the red algae are marine with greater
abundance in the warmer areas.
(1) (a) and (b) only         

(2) (b) and (c) only

(3) (a), (b) and (c)

(4) (a), (c) and (d)

In pteridophytes, gametophyte that develops in the homosporous species is usually
(1) Monoecious and has events, precursor to the seed habit.
(2) Dioecious and does not lead to seed habit.
(3) Monoecious and does not lead to seed habit. 
(4) Dioecious and has events, precursor to the seed habit.

Coralloid roots of gymnosperms are/have
(1) Irregular and possess large number of roots hairs.
(2) Symbiotic association with Rhizobium.
(3) Symbiotic association with N₂ - fixing cyanobacteria. 
(4) VAM