Biology

Q.

Single-celled eukaryotes are included in

1. Archaea

2. Monera

3. Protista

4. Fungi

Q.

Nuclear membrane is absent in

1. Fungi

2. Monera

3. Protista

4. Plantae

Q.

Which of the following is not the locomotory organ of protozoa?

1. Flagella

2. Pseudopodia

3. Parapodia

4. Cilia

Q.

The shape of the cocci bacteria is

1. Rod-shaped

2. Comma-shaped

3. Spiral

4. Spherical

Q.

Who proposed the five kingdom classification?

1. Schwann and Schleiden

2. Carl Linnaeus

3. Virchow

4. R. H. Whittaker

Q.

One of these is not a characteristic feature of cyanobacteria.

1. They form blooms in polluted water.

2. They are multicellular.

3. They can fix atmospheric nitrogen.

4. They form colonies.

Q.

Bacteria that live in hot springs are called

1. Methanogens

2. Halophiles

3. Thermohalophiles

4. Thermoacidophiles

Q.

Red tide is caused by

1. Noctiluca

2. Gymnodinium

3. Gonyaulax

4. All of these

Q.

The beautiful diatoms and desmids are placed under

1. Slime moulds

2. Euglenoids

3. Chrysophytes

4. Dinoflagellates

Q.

Desmids are also called

1. Slime moulds

2. Mycoplasma

3. Golden algae

4. Blue-green algae