MCQ CELL AS A UNIT OF LIFE 15JUNE2024

 
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keep it up well done.

Try again best of luck.

#1. Amyloplast are the type of leucoplasts thar store

leucoplasts are coloureless plastids with stored nutrients. Amyloplast store Carbohydrates or starch  , elaioplast store oil and fats whereas aleuroplasts store proteins.

#2. Which organelle is known as suicidal bags in a cell

Lysosomes because the contain hydrolytic enzymes which are capable of digesting carbohydrates proteins lipids and nucleic acid if any organelle in the die or damaged then it is engulfed by lysosomes hence suicidal bags.

#3. Tonoplast is the single membrane around

Vacuole

#4. Which organelle is the site of protein synthesis

Ribosomes

#5. Nucleus was discovered by

Robert Brown discovered nucleus in 1831

#6. Chromatin is stained by

Chromatin  stained by basic dyes was given name chromatin by Flemming.

#7. Who explained that cells are formed from pre existing ones

Virchow

#8. Light reaction of photosynthesis takes place in which part of chloroplast

Thylakoids. The lamellar system within the stroma forms flattened sac like lamellae called thylakoids.

#9. Dark reaction of photosynthesis takes place in which part of chloroplast

Stroma . The chloroplast envelop encloses a liquidy  proteinaceous matrix called stroma .

#10. The site of respiration in cell is

Mitochondria

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