Ribosomes of Eukaryotic Cell

Q. Assertion: Ribosomes are considered as the most primitive cell organelles.
Reason: Ribosomes do not occur in all prokaryotic organisms.

1. Both Assertion and Reason are true and Reason is the correct explanation of Assertion
2. Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
3. Assertion is true but Reason is false
4. Both Assertion and Reason are false

Q. $\text{A}$. It contains enzymes required for synthesis of carbohydrates.
$\text{B}$. It contains 70 S ribosomes and double stranded circular DNA molecule.
Above statements are $\text{correct}$ for

1. Matrix in mitochondria
   
2. Thylakoid lumen in chloroplast
   
3. Stroma in chloroplast
   
4. Intermembrane space in chloroplast
   

Q.

Name the organelle that is involved in the formation of lysosomes.