In which group of organisms the cell walls form two thin overlapping shells which fit

together?

1. Chrysophytes

2. Euglenoids

3. Dinoflagellates

4. Slime moulds

Pick up the wrong statement.

1. Cell wall is absent in Animalia.

2. Protista have photosynthetic and heterotrophic modes of nutrition.

3. Some fungi are edible.

4. Nuclear membrane is present in Monera.

Which of the following are likely to be present in deep sea water ?

(1) Archaebacteria

(2) Eubacteria

(3) Blue-green algae

(4) Saprophytic fungi

The rod shaped cells of Bacillus megatarium are converted to spherical units called protoplasts on treatment with the enzyme

(1) lysozyme

(2) cellulase

(3) cellulase and hemicellulase

(4) cellulase, hemicellulase and pectinase

The organelle common among prokaryotic and eukaryotic cell is

1. centrosome

2. ribosome

3. peroxisome

4. glyoxysome

The kingdom protista does  not include

(1) photosynthetic organisms

(2) flagellate organisms

(3) parasitic organisms

(4) bacteria

A lichen that grows by branching is described as 

(1) fruticose

(2) crustose

(3) foliose

(4) dichotose

The fruiting bodies of Agaricus are also known as

(1) cleistothecium

(2) fairy rings

(3) basidiocarp

(4) ascocarp

Fungi imperfecti constitute a group that

(1) are obligatory parasites

(2) reproduce only asexually

(3) do not cause disease in humans

(4) resemble bacteria in some respects

Phycology is the study of