Biology : Plant Kingdom

Arrange the following plants in descending order based on the number of locules in their ovaries.

I. Anacardium

II. Citrus

III. Asparagus

IV. Solanum

• II, III, IV, I

• III, I, IV, II

• IV, III, I, II

• I, IV, III, I

Study the following Columns.

Column I	Column II
A. Strobilanthus	1. Tiger claw plant
B. Martynia	2. Century plant
C. Lodoecia	3. Neelakuranji
D. Viola	4. Common pansy 5. Double coconut

• A - 2; B - 3; C - 1; D - 5

• A - 3; B - 2; C - 4; D - 5

• A - 2; B - 1; C - 3; D - 5

• A - 3; B - 1; C - 5; D - 4

Identify the character which is absent in Fucus.

• Hetrogametes

• Oogamy

• Non-flagellated male gamates

• Holdfast

Which of the following pair of characters distinguish Gnetum from Cycas and Pinus?

• Abscence of resin duct and leaf venation

• Prasence of vessel elements and absence of archegonia

• Perianth and two integuments

• Embryo development and apical meristem

Which one of the following classesis not a representative of green-algae?

• Chlorophyceae

• Charophyceae

• Euglenophyceae

• Crysophyceae

'Sagopalm' is obtained from

• Pinus

• Cycas

• Ginkgo

• Datepalm

Water is not necessary for the fertilisation of

• algae

• bryophyta

• Cycas

• None of these

Respiratory roots (pneumatophores) are present in

• mesophytes

• halophytes

• xerophytes

• None of these

Which is present in vascular bundle ofPinus?

• Tracheids

• Vessels

• Companion cells

• All of the above

In algae, the bacteriological filter is

• Oscillatoria

• Batrachospermum

• Nostoc

• Cosmarium