Plant Kingdom

A prokaryotic autotrophic nitrogen fixing symbiont is found in

1. Alnus
2. Cycas
3. Cicer
4. Pisum

Examine the figures A, B, C and D. In which one of the four options all the items A, B, C and D are correct? [Figure]

1. (A) Funaria, (B) Adiantum, (C) Salvinia, (D) Riccia
2. (A) Equisetum, (B) Ginkgo, (C) Selaginella, (D) Lycopodium
3. (A) Chara, (B) Marchantia, (C) Fucus, (D) Pinus
4. (A) Selaginella, (B) Equisetum, (C) Salvinia, (D) Ginkgo

Examine the figures (A–D) given below and select the right option, in which all the four structures A, B, C and D are identified correctly. [Figure]

1. A Offset, B Antheridiophore, C Antipodals, D Oogonium
2. A Rhizome, B Sporangiophore, C Polar cell, D Globule
3. A Sucker, B Seta, C Megaspore mother cell, D Gemma cup
4. A Runner, B Archegoniophore, C Synergid, D Antheridium

Male and female gametophytes are independent and free-living in

1. mustard
2. castor
3. Pinus
4. Sphagnum

Phylogenetic system of classification is based on

1. morphological features
2. chemical constituents
3. floral characters
4. evolutionary relationships

Which one of the following is a vascular cryptogam?

1. Ginkgo
2. Marchantia
3. Cedrus
4. Equisetum

Mannitol is the stored food in

1. Porphyra
2. Fucus
3. Gracilaria
4. Chara

Which one of the following is considered important in the development of seed habit?

1. Heterospory
2. Haplontic life cycle
3. Free-living gametophyte
4. Dependent sporophyte

Which one of the following has haplontic life cycle?

1. Polytrichum
2. Ustilago
3. Wheat
4. Funaria

Which one of the following plants is monoecious?

1. Pinus
2. Cycas
3. Papaya
4. Marchantia