Cell Structure in Prokaryotic and Eukaryotic Cells

Q.

Which among the following is not a prokaryote?

1. Nostoc

2. Oscillatoria

3. Saccharomyces

4. Mycobacterium

Q. Which of the following statement(s) is/are true about the nucleus?

1. It is present only in eukaryotic cells.
2. It is bounded by a single membrane.
3. It contains chromosomes.
4. It synthesizes lipids.

Q.

Which of the following organisms have chitin in their cell walls?

1. Bread Mould

2. Vibrio cholerae

3. Bamboo

4. Crocodile

Q.

Bacteria do not have a well defined nucleus. Since the nucleus contains DNA, it can be concluded that bacteria do not contain DNA.

1. True

2. False

Q.

The size of the cells of an organism has no relation with the size of its body. Do you agree? Give the reason for your answer.

Q.

___ cells lack a well-defined nucleus.

Q. Microtubules are absent in:

1. Mitochondria
2. Flagella
3. Spindle fibres
4. Centriole

Q.

In amoeba ________________are used for procuring food

Fill in the blank

Q. The process by which amoeba engulfs food particles is called.

1. amoebiosis
2. phagocytosis
3. peristalsis

Q.

Which structure is responsible for the movement and capture of food in amoeba?

1. Pseudopodia

2. None of the above

3. Cillia

4. Legs

Q.

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

i. They don't have nucleus
ii. Amoeba is a single-celled prokaryotic organism
iii. DNA is generally circular
iv. They are unicellular organisms

1. ii

2. i, ii and iv

3. i and ii

4. iv

Q.

The only cellular component seen in a prokaryotic cell is ________.

1. Mitochondria

2. Ribosomes

3. Plastids

4. Lysosomes

Q.

Cells with nucleus are called __________ and cells without well-defined nucleus are called __________.

1. unicellular, multicellular

2. prokaryotic, eukaryotic

3. eukaryotic, prokaryotic

4. multicellular, unicellular

Q.

The cell wall of Agaricus is made up of what?

Q.

Which of the following are prokaryotes?

1. Bacteria

2. Blue green algae

3. Both of these

4. None of these

Q.

Fungal cell wall is composed of

1. Chitin

2. Hemicellulose

3. Cellulose

4. None of these

Q.

A well-defined nucleus is absent in

1. Plant cell

2. Eukaryotic cell

3. Animal cell

4. Prokaryotic cell

Q. What is A and B?

1. A- Nucleoid, B- Nucleus
2. A- Nucleoid, B- Ribosome
3. A- Ribosome, B- Nucleus
4. A- Ribosome, B- Nucleoid

Q. What is ceolom?

Q.

Microtubules are absent in

1. Mitochondria

2. Centriole

3. Flagella

4. Spindle fibres

Q. Amoeba is a unicellular organism without a definite shape.

1. False
2. True

Q.

What is the term pseudopodia and tell it’s importance in amoeba

Q. Cells which do not have a nuclear membrane are called ____.

1. eukaryotic cells
2. prokaryotic cells
3. multicellular
4. unicellular

Q.

Which of the following statements are true for eukaryotic cells?

1. They do not have a nuclear membrane.

2. They have a well-organized nucleus.

3. They have a nuclear membrane.

4. Blue-green algae are eukaryotic cells

Q. Nutrition in Amoeba is _____________.

1. Holophytic
2. Holozoic
3. Saprophytic
4. Parasitic

Q. is a specialised cell that transmits messages through electrical signals.

1. Muscle cell
2. White blood cell
3. Nerve cell
4. Red blood cell

Q.

Cell wall of which one of these is not made up of cellulose?

1. Bacteria

2. Hydrilla

3. Chlamydomonas

4. Cactus

Q. In plant cell mitotic spindle fibers are extended by polar caps or MTOC ? also the function of the formation and organisation of cilia and flagella ( function of centrosome in plants ) is done by polar caps or MTOC ?

Q. Which of the following is a single celled organism?

1. Amoeba
2. Bat
3. Rotifers
4. Spirochaetes

Q.

The projections of varying shapes extending out of an amoeba's body are known as:

1. Outburst

2. Pseudopodia

3. Outgrowth

4. Mastoid