Types of Organisms

Q.

How many systems are present in the human body?

Q.

What are the single-celled organisms called?

Q.

Identify the organism growing on the piece of bread.

1. Bacteria

2. Bread mold

3. Plants

4. Worms

Q.

What is the Palmella stage in euglena?

Q.

Which of the following are single-celled organisms?

1. Hydra

2. Amoeba

3. Chlamydomonas

4. Paramecium

Q.

Osmoregulation occurs in Amoeba and Paramoecium through:

1. Food vacuole

2. Mitochondria

3. Contractile vacuole

4. Nucleus

Q. is the process by which amoeba engulfs food particles.

1. Phagocytosis
2. Exocytosis
3. Amoebiosis
4. Egestion

Q.

What is the excretory organ of protozoa?

Q.

What are the three basic shapes of bacteria?

1. Round, flattened and spiral

2. Spiral, flattened and rod like

3. Round, rod like and tapered

4. Round, rod like and spiral

Q.

How is food transported to food vacuole of paramecium?

1. By pseudopodia

2. By movement of cilia

3. By contractile vacuole

4. Food vacuole directly captures the food

Q.

Draw the diagram of male and female Ascaris.

Q.

DESCRIBE THE CHARACTERISTICS OF PHYLUM PROTOZOA?

Q.

Is yeast a multicellular organism?

Q.

Which of the following is/are multicellular organisms?

1. Yeast

2. Snail

3. Ant

4. Paramoecium

Q.

Pick the odd one out.

Euglena, Paramoecium, Amoeba, Cheek cell

1. Euglena

2. Parameocium

3. Cheek cell

4. Amoeba

Q. Pseudopodia in amoeba helps in:

1. Movement of organism
2. Capturing of food
3. Both movement and capture of food
4. Neither movement nor capture of food

Q.

The presence of a cluster of polar flagella is termed as ___

Q. what is the difference between binary fission and mitosis

Q. Multicellular organism have division of labour? Explain.

Q.

Clostridium botulinum causes which of the following disease?

1. Botulism

2. Typhoid

3. Cholera

4. Malaria

Q. In single celled organisms diffusion is sufficient to meet all their requirements of food, exchange of gases or removal of wastes but it is not in case of multicellular organisms. Explain the reason for this difference.

Q.

Can cyanobacteria produce oxygen?

Q.

What is a mature cyst in Entamoeba histolytica called?

Q. What are the differences between unicellular and multicellular organisms?

Q. Why do ameoba's cell do not reproduce like it takes place in all other living organisms.

Q. What are the disadvantages of multicellularity?

Q.

Choose a unicellular organism from the following:

1. a

2. a and b

3. c and b

4. c and d

Q. Hunting of endangered spices like lion, tiger, peacock, etc. should be encouraged.

1. True
2. False

Q.

Find the correct match.

​

1. Paramecium-cilia
2. Euglena-pseudopodia
3. Amoeba-flagella
4. Amoeba-cilia

1. i only

2. ii and iii

3. iii and iv

4. iv only

Q.

The active form of Entamoeba Histolytica feeds upon

1. blood only

   
   

2. mucosa and submucosa of colon only

3. food in the intestine

4. erythrocytes; mucosa and submucosa of colon