Mesosome

Q.

What is a mesosome in a prokaryotic cell? Mention the functions that it performs.

Q. In cyanobacteria, the membranous extensions into the cytoplasm containing pigments are known as _________.

1. mesosomes
2. chromatophores
3. slime layers
4. capsules

Q. Which of the following are in the form of vesicles, tubules, and lamellae in bacteria?

1. Flagella
2. Inclusion bodies
3. Mesosomes
4. None of these

Q.

Do Prokaryotes have a cell wall?

Q.

Give one function of chorion.

Q. The function of respiration in a bacterial cell is taken up by a structure formed from

1. capsule
2. cell wall
3. plasma membrane
4. cytoplasm

Q.

What is the structure of nostoc?

Q.

Are plant cells eukaryotic?

Q. Which among the following is absent in eukaryotes?

1. Mesosomes
2. Plasma membrane
3. Nucleus
4. Cell wall

Q.

Is mesosome an organelle?

Q. Which of the following is a function of mesosome

1. DNA replication
2. Increasing the surface area of the cell
3. None of the above
4. Cellular respiration

Q. Which of the following does not take place in nucleus of eukaryotes?

1. Replication of DNA
2. Formation of mRNA
3. Protein synthesis
4. Splicing of hnRNA

Q.

What is a mesosome in a prokaryotic cell? Mention the functions that it performs.

Q.

How do cells die?

Q. Which among the following is absent in eukaryotes?

1. Mesosomes
2. Plasma membrane
3. Cell wall
4. Nucleus

Q.

Stomata generally open when guard cells are

1. dried.

2. turgid

3. flaccid.

4. none of these.

Q.

What are the types of viral entries into cells?

Q. what is the definiton for mesosome and its second function ??

Q. Which among the following is absent in eukaryotes?

1. Mesosomes
2. Plasma membrane
3. Cell wall
4. Nucleus

Q. Match List - I with List - II

$\begin{array}{cccc}& \text{List - I}& & \text{List -II}\\ \text{(a)}& \text{Cristae}& \text{(i)}& \text{Primary constriction in}\text{chromosome}\\ \text{(b)}& \text{Thylakoids}& \text{(ii)}& \text{Disc-shaped sacs in}\text{Golgi apparatus}\\ \text{(c)}& \text{Centromere}& \text{(iii)}& \text{Infolding in}\text{mitochondria}\\ \text{(d)}& \text{Cisternae}& \text{(iv)}& \text{Flattened membranous}\text{sacs in stroma of}\text{plastids}\end{array}$
Choose the correct answer from the options given below .

1. $\left(a\right):\left(ii\right);\left(b\right):\left(iii\right);\left(c\right):\left(iv\right);\left(d\right):\left(i\right))$
2. $\left(a\right):\left(iv\right);\left(b\right):\left(iii\right);\left(c\right):\left(ii\right);\left(d\right):\left(i\right))$
3. $\left(a\right):\left(i\right);\left(b\right):\left(iv\right);\left(c\right):\left(iii\right);\left(d\right):\left(ii\right))$
4. $\left(a\right):\left(iii\right);\left(b\right):\left(iv\right);\left(c\right):\left(i\right);d):(ii\left)\right)$

Q. Which of the following components provides sticky characters to the bacterial cell?

1. Cell wall
2. Nuclear membrane
3. Plasma membrane
4. Glycocalyx

Q. The site of aerobic respiration in bacterial cell wall is

1. Episome
2. Ribosome
3. Lysosome
4. Mesosome

Q. The function of respiration in a bacterial cell is taken up by a structure formed from

1. cell wall
2. plasma membrane
3. cytoplasm
4. capsule

Q. Mesosomes are present in a cell

1. to increase the surface area of the plasma membrane
2. that have been chemically fixed
3. to help in cellular respiration
4. None of the above

Q. Infolding of the membrane in bacterial cells observed in chemically fixed bacterial samples when observed under electron microscope are called

1. Inclusion bodies
2. Extracellular matrix
3. Mesosome
4. Vacuoles

Q. Match the terms to these definitions.
Trypanosome, euglenoid, formaminiferan, isogamy, plankton, plasmodial slime mold, Protista, pseudopod, sporozoan, trichocyst, trypanosome, dinoflagellate
.......... Flexible freshwater unicellular organism that usually contains chloroplasts and is flagellated.

Q. A unit membrane is absent over

1. Lysosome
2. Ribosome
3. Microbody
4. Golgi Apparatus

Q. Infolding of the membrane in bacterial cells observed in chemically fixed bacterial samples when observed under electron microscope are called

1. Extracellular matrix
2. Mesosome
3. Vacuoles
4. Inclusion bodies

Q. The function of respiration in a bacterial cell is taken up by a structure formed from

1. cell wall
2. plasma membrane
3. cytoplasm
4. capsule

Q. Which among the following is absent in eukaryotes?

1. Mesosomes
2. Plasma membrane
3. Cell wall
4. Nucleus