Plant Kingdom

Question 1

a) Isogamous flagellated gamete algae?

b) Isogamous non flagellated gamete algae?

Answer 1

a) Ulothrix

b) Spirogyra

Question 2

Anisogamous algae?

Answer 2

Eudorina

Question 3

Oogamous algae?

Answer 3

Volvox and Fucus

Question 4

Non motile isogamous game algae?

Answer 4

Spirogyra

Question 5

Algin which algae? (red, brown or green?)

Answer 5

Brown

Question 6

Carrageen which algae?

Answer 6

Red

Question 7

Agar obtained from ?

Answer 7

Gelidium and Gracilaria

Question 8

Algae rich in proteins and used as food supplement?

Answer 8

Chlorella

Question 9

Chlorophycae examples?

Answer 9

Colour Ur CVSC dress
-> Chloropycae, Ulothrix, Chlamydomonas, Volvox, Spirogyra, Chara
IMPORTANT POINTS -
pigments in chloroplast;
storage body pyrenoids contains protein besides starch;
2-8 equal flagella

Question 10

Phaeophycae examples?

Answer 10

SELF Defense
Sargassum, Ectocarpus, Laminaria, Fucus, Dictyota
IMPORTANT POINTS -
cellulosic cell wall covered by algin;
Holdfast, stipe and frond present;
Pear shaped unequal biflagellated zoospores;
Gametes pyriform with two laterally attaches flagella

Question 11

Rhodophycae examples?

Answer 11

Ghar Ghar Pe Red Poster
Gracilaria, Gelidium, Porphyra, Polysiphonia
IMPORTANT POINTS -
non motile gametes;
oogamous sexual reproduction

Question 12

Antherozoids flagella (bryo) ?

Answer 12

biflagellated

Question 13

Rhizoids uni or multicellular?

Answer 13

Either uni or multi; both possible

Question 14

Peat and packing material bryophyte?

Answer 14

Sphagnum

Question 15

Liverworts body, asexual rep, sexual rep, example?

Answer 15

Thallus dorsi ventral;
asexual rep = fragmentation and gammae;
sexual rep = male and female may or may not be present on the same ;
ex - Marchantia

Question 16

Mosses gametophyte two stages?

ex?

Answer 16

Protonema directly from spore and leafy stage from secondary protonema as lateral bud. rhizoids are multicellular and branched
ex - Funaria, Polytrichum, Sphagnum