Endoplasmic Reticulum

Q.

Question 6
Where do the lipids and proteins constituting the cell membrane gets synthesized?

Q.

What is the post-translational modification?

Q.

Write the function of the following organelles.
1. Nucleolus
2. Endoplasmic reticulum
3. Golgi bodies
4. Ribosomes
5. Lysomsomes

Q.

What is the difference between ER and Golgi apparatus?

Q.

Peptide synthesis inside a cell takes place in:

1. Ribosomes

2. Chromoplast

3. Mitochondria

4. Chloroplast

Q.

What makes proteins in a cell?

Q. Which cell organelle is associated with formation of cell membrane ( Biosynthesis of cell membrane) ?

Q.

Synthesis of protein is controlled by:

Q.

Where are vesicles are formed in the Golgi apparatus?

Q. Which part of cell synthesize proteins

Q. Endoplasmic reticulum helps in the synthesis of

1. proteins.
2. lipids.
3. vitamins.
4. carbohydrates.

Q. What part of the cell serves as the intracellular highway?

1. Endoplasmic reticulum
2. Golgi apparatus
3. Cell membrane
4. Mitochondria

Q. Amino acid chains built by the ribosomes move to the :

1. Mitochondria
2. Lysosome
3. Endoplasmic reticulum
4. Golgi apparatus

Q.

Which of the following contain ribosomes?

1. Mitochondria

2. Rough Endoplasmic Reticulum

3. Cytoplasm

4. Lysosomes

Q.

A series of membrane-enclosed channels studded with ribosomes is called

1. Lysosomes

2. Golgi complex

3. Rough endoplasmic reticulum

4. Mitochondria

Q.

Pick the odd one out.

1. Periscope

2. Telescope

3. Barometer

4. Microscope

Q.

DIRECTIONS: The following questions have four choices (a), (b), (c) and (d) out of which only one is correct. You have to choose the correct alternative.

Lipids and proteins constituting the cell membrane are synthesized at:

1. Endoplasmic reticulum

2. Golgi apparatus

3. Lysosome

4. Mitochondria

Q. I have a network of membranes. I help the cell manufacture fat molecules called lipids. Who am I?

1. Smooth ER
2. Rough ER
3. Golgi Apparatus
4. Ribosome

Q. Give the function of ribosomes and Golgi complexes.

Q. Give the function of ribosomes and Golgi complexes.

Q. is an organelle that does not have a membrane.

1. Ribosome
2. Vacuole
3. Mitochondria
4. Chloroplast

Q. Which of the following organelle is known as 'Post office' of the cell?

1. Golgi apparatus
2. Endoplasmic reticulum
3. Ribosome
4. Peroxisome

Q. Differentiate between Rough Endoplasmic Reticulum and Smooth Endoplasmic Reticulum. list 3 each

Q. RER is rough due to the presence of _______ .

1. lysosomes
2. DNA
3. lipids
4. ribosomes

Q.

Which among the following are flattened sac like structures that are responsible for packaging proteins?

1. Golgi bodies

2. Endoplasmic reticulum

3. Nucleus

4. Ribosomes

Q. Which of the following statements about the characteristics of organelles are correct?​

(i) Mitochondria contain their own DNA.​
(ii) Lysosomes contain many anabolic enzymes.​
(iii) Secretory liver cells have abundant number of RER.​
(iv) Ribosomes are always found attached to the Golgi apparatus.​

1. (i) and (iii)​
2. (i), (ii) and (iv)​
3. (i) and (ii)​
4. (i), (ii), (iii) and (iv)​

Q. Endoplasmic reticulum appears rough if ____ are attached to it.

1. lysosomes
2. ribosomes
3. centrosomes
4. chromosomes

Q. Which of the following best describes that pathway of a protein from its manufacture to its release from a cell?

1. Endoplasmic reticulum - Golgi complex - Secretory vesicle
2. Golgi complex - endoplasmic reticulum - Secretory vesicle
3. Secretory vesicle - Golgi complex - Endoplasmic reticulum
4. Secretory vesicle - Golgi complex - Endoplasmic reticulum

Q.

Why is the Golgi apparatus called the secretory organelle of the cell?

Q. is an organelle that does not have a membrane.

1. Vacuole
2. Chloroplast
3. Mitochondria
4. Ribosome