Underground modification of stem occurs for following special functions, except

1.  Storage of food

2.  Vegetative propagation

3.  Assimilation

4.  Perennation

In which type of placentation ovary is one chambered and the placenta bearing ovules develop on the inner wall of the ovary and, the number of placenta corresponds to the number of carpels?

1.  Marginal

2.  Parietal

3.  Axile

4.  Free central

Which one of the following combinations of floral characters is shown by potato family?

1.  Actinomorphic, bicarpellary and axile placentation with swollen placenta

2.  Zygomorphic, pentamerous, gamopetalae with endospermous seed

3.  Actinomorphic, hypogynous and monocarpellary

4.  Zygomorphic, polypetalae and parietal placentation

Select the correct match

     Plants             Stamens              Placentations

1.  Pea                 Diadelphous         Basal

2.  China rose       Monadelphous      Parietal

3.  Tomato            Epipetalous         Axile

4.  Lemon             Polyadelhous       Free central        

Photosynthetic organ originates from _______ meristem and arranged in _______ order.

1.  Lateral, basipetal

2.  Root apical, acropetal

3.  Shoot apical, acropetal

4.  Intercalary, acropetal

Veins of leaf in addition to acting as channels of transport of water, minerals and food materials also

1.  Determine the extent of incision of the lamina

2.  Provide rigidity to the leaf blade

3.  Hold the leaf blade to light

4.  Flutter the leaf in wind thus, helping in cooling of leaf and bringing fresh air

Choose the correct option with respect to Solanaceae

a.  Alternate, Stipulate, cauline leaves

b.  Bisexual actinomorphic flowers

c.  Five persistent calyx

d.  Epipetalous, diadelphous condition

e.  Axile placentation with swollen placenta

f.  Floral formula 

1.  a, b, d, e, f

2.  a, b, c

3.  b, c, e

4.  b, c, d, f

In Australian Acacia plant, the

1.  Leaves are small and long-lived

2.  Petiole carries out the functions of the lamina

3.  leaves are modified into pitchers

4.  Petioles are called as cladophyll after modification

Select the incorrect match with respect to placentation

1.  Basal              -    Marigold

2.  Free central    -    Primrose

3.  Marginal         -     Pea

4.  Parietal          -    Brinjal 

Select the incorrect statement with respect to family Liliaceae 

1.  Fruit is generally berry

2.  Flower is bisexual and actinomorphic

3.  Seed is endospermous

4.  Ovary is trilocular with many ovules