Botany Questions & Answers - APSC Optional Paper for CCE Prelims

1 Which of the following does not develop from tap root system?

1 Napiform root

2 Conical root

3 Fusiform root

4 Moniliform root

View Answer

Answer: Moniliform root

2 Cladodes are produced by

1 Opuntia

2 Asparagus

3 Cocoloba

4 Euphorbia

View Answer

Answer: Asparagus

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3 The adventitious root system is usually

1 surface feeder

2 subsurface feeder

3 deep feeder

4 very deep feeder

View Answer

Answer: surface feeder

4 The rootless plant is

1 Utricularia

2 Viscum

3 Drosera

4 Nepenthes

View Answer

Answer: Utricularia

5 Diadelphous stamens are characteristic of

1 Malvaceae

2 Poaceae

3 Fabaceae

4 Brassicaceae

View Answer

Answer: Fabaceae

6 Caudex type of stem is present in

1 coconut

2 cocoa

3 neem

4 bamboo

View Answer

Answer: coconut

7 Mantha prouduces

1 runner

2 sucker

3 stolon

4 offset

View Answer

Answer: sucker

8 Hydrophily occurs in

1 Vallisneria

2 Poinsettia

3 Bombax

4 Salvia

View Answer

Answer: Vallisneria

9 Thorns are

1 modified stem structures

2 modified leaf parts

3 superficial outgrowths of stem

4 hard and stiff plant parts

View Answer

Answer: modified stem structures

10 In dichogamy

1 anthers are sterile whereas ovules are fertile

2 ovules are sterile whereas anthers are fertile

3 pollen and stigma of the flower mature at different times

4 pollen and stigma of the flower mature at the same time

View Answer

Answer: pollen and stigma of the flower mature at different times

11 Endosperm of angiosperms results after fertilization from V

1 synergids

2 secondary nucleus

3 antipodal cells

4 egg

View Answer

Answer: secondary nucleus

12 The mode of arrangement of leaves on the stem and its branches is called

1 phyllode

2 phyllotaxy

3 cladode

4 phylloclade

View Answer

Answer: phyllotaxy

13 Verticillaster inflorescence is found in

1 Amaranthus

2 Achyranthus

3 Acalypha

4 sacred basil

View Answer

Answer: sacred basil

14 The rose is

1 hypogynous

2 perigynous

3 epigynous

4 half-perigynous

View Answer

Answer: perigynous

15 Seeds in a mature ovary arc developed from

1 embryo

2 embryo sac

3 ovule

4 endosperm

View Answer

Answer: ovule

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