Unicellular and Multi Cellular Cells

Q.

What are 2 examples of prokaryotes?

Q.

Which of the following statements is incorrect?

1. Mycoplasma is the smallest cell $\left(0.3\mu m\right)$.

2. Bacteria are 3 to 5 $\mu m$ in size.

3. The largest cell is the egg of an ostrich.

4. Nerve cells are some of the smallest cells.

Q.

Are protozoa multicellular?

Q. Which of the following are unicellular organisms?

1. Paramecium
2. Chlamydomonas
3. Amoeba
4. Fish

Q.

Are all prokaryotes single celled?

Q.

Why are most prokaryotic cells small?

Q.

The false feet of Amoeba is used for

1. movement only

2. the capture of food only

3. the capture of food and movement

4. exchange of gases only.

Q.

False feet in amoeba are called?

1. Pseudopodia

2. Food vacuole

3. Water vacuole

4. None of these

Q. What is the function of plastids?

1. Leucoplasts store the reserve food in the form of starch grains or oil droplets or proteins.
2. Chloroplasts are sites of photosynthesis so are called kitchens of cell.
3. Chromoplasts help in pollination and dispersal of seeds and fruits.
4. All of the above.

Q.

Which of the following is not a characteristic of a unicellular organism?

1. Multicellular Organism

2. Bicellular Organism

3. Unicellular Organism

4. Tetracellular Organism

Q.

Differentiate between unicellular and multicellular organism with examples

Q.

Are prokaryotes smaller than eukaryotes?

Q. Which among the following differentiate prokaryotes from eukaryotes?

1. Absence of well defined nucleus
2. No membrane bound organelles
3. Presence of cell wall
4. Cell size

Q.

The plastids which make the flowers and fruit conspicuous to animals for pollination and dispersal are:

1. Chloroplasts

2. Chromoplasts

3. Leucoplasts

4. None of these

Q. The projections of varying shapes extending out of amoeba are called

1. Outburst
2. Pseudopodia
3. Mastoid
4. Outgrowth

Q.

What are pseudopodia?

1. The heart of amoeba

2. Projections of varying lengths protruding out from the body of amoeba

3. Eye of amoeba

4. Vacuole of amoeba

Q.

Which of the following organism is an example of a eukaryote?

1. Statement 1 is incorrect.

2. Statement 1 and 2 are incorrect.

3. Statement 1, 2 3 and 4 are incorrect.

4. None of the above

Q.

Why are prokaryotes small?

Q. Identify the statement(s) that are true regarding nutrition in amoeba.

1. Amoeba uses pseudopodia to engulf food.
2. Amoeba performs intracellular digestion.
3. Amoeba senses food with psuedopodia to engulf it.
4. Amoeba exhibits autotrophic mode of nutrition.

Q.

Which of the following cells are not correctly matched with their function?

1. RBC

2. Brain cell

3. WBC

4. Kidney cell

Q.

The___ is the control centre of the cell.

Q.

Which of the following are the characteristics of multicellular organisms?

1. Cytokinesis

2. Pinocytosis

3. Pseudocytosis

4. Phagocytosis

Q. Which of the following type of plastid imparts varied colours to fruits and flowers?

1. Chromoplasts
2. Chloroplasts
3. Leucoplasts
4. All of the above

Q.

Which statement(s) among the following is/are not correct regarding prokaryotes?

i. They lack nucleus
ii. Amoeba is a single-celled prokaryotic organism
iii. DNA is generally circular
iv. They are unicellular organisms

1. i and ii

2. ii

3. i, ii and iv

4. iv

Q. are there any other examples of prokaryotes other than bacteria?

Q.

Where Are Prokaryotes Found?

Q.

Which of the following are unicellular organisms?

1. Amoeba

2. Yeast

3. Protozoa

4. Bacteria

Q.

what are prokaryotic cells?

Q.

Why are prokaryotes unicellular?

Q. The longest living cells amongst the following are

1. B cells
2. T cells
3. Neurons
4. RBC