Biological Clas...

Diatoms have left behind large amount of cell wall deposits in their habitat because:

Dinoflagellates:

I. Are mostly marine and photosynthetic.

II. Have a cell wall that has stiff cellulose plates on the outer surface.

III. Have two flagella

IV. Have chloroplasts bound by three membranes

The correct statements are:

Consider the following characters:

I. Heterotroph organisms

II. A dikaryon stage

III. Cell wall made of chitin

IV. Undergo nuclear mitosis

Which of the above relate to fungi?

Fungi resemble plants in:

Identify the characteristic that is unique to fungi:

What is not true for Mycorrhizae?

I. Nearly 30% of vascular plants have this symbiotic relationship with fungi.

II. The fungus primarily makes nitrogen available to plants.

III. Fungi get organic carbon from plants.

Which of the following are found in extreme saline conditions?

Viroids differ from viruses in having

Which one of the following is wrong for fungi?

Methanogens belong to