The term ‘seaweeds’ is used to describe several macroscopic, multicellular marine algal species belonging to:

I. Chlorophyceae
II. Phaeophyceae
III. Rhodophyceae

1.	I and II only	2.	I and III only
3.	II and III only	4.	I, II and III

What would be true for the structure labeled with letter ‘X’ in the given diagram showing the ultrastructure of Chlamydomanas?

1. It is the region of the chloroplast where circular DNA is present
2. It is associated with the operation of a carbon-concentrating mechanism (CCM)
3. It is the inclusion body with accumulated toxic wastes for elimination
4. It is filled with air and is responsible for buoyancy of the organism

The diagram shows a sorus in section in ferns. What would be the name for A?

1. Annulus
2. Placenta
3. Indusium
4. Stomium

The given pattern of life cycle will be seen in:

The given pattern of life cycle will be seen in:

The given pattern of life cycle will be seen in:

In the given longitudinal section of archegonium of moss identify A, B, C and D respectively:
 

1. Ventral canal cell, Neck canal cell, Egg, Venter
2. Ventral canal cell, Neck canal cell, Venter, Egg
3. Neck canal cell, Ventral canal cell, Venter, Egg
4. Neck canal cell, Ventral canal cell, Egg, Venter

The given diagram shows the life cycle of:

1. Polysiphonia
2. Fucus
3. Laminaria
4. Ectocarpus

Match each item in Column I with one in Column II and select the correct answer from the codes given:

Codes

In the given diagram of Funaria, what are A, B, C and D respectively?

1. Sporophyte, Gametophyte, Female branch, Male branch
2. Gametophyte, Sporophyte, Female branch, Male branch
3. Sporophyte, Gametophyte, Male branch, Female branch
4. Gametophyte, Sporophyte, Male branch, Female branch