PRACTICE TEST-2
180 Questions | 720 Marks | 3 Hours
Marking Scheme: +4 for correct, –1 for wrong
Q1. Which organelle is the site of synthesis of rRNA?
(a) Ribosome (b) Nucleolus (c) Endoplasmic reticulum (d) Lysosome
Q2. Assertion (A): Mitochondria and chloroplasts are semiautonomous organelles.
Reason ®: They contain DNA and ribosomes.
(a) Both A and R true, R explains A
(b) Both A and R true, R does not explain A
© A true, R false
(d) A false, R true
Q3. Which of the following is not part of the endomembrane system?
(a) Golgi complex (b) Endoplasmic reticulum (c) Peroxisome (d) Lysosome
Q4. The 80S ribosome has sedimentation coefficient of:
(a) 40S + 30S (b) 60S + 40S (c) 50S + 30S (d) 70S + 50S
Q5. The primary function of smooth endoplasmic reticulum is:
(a) Protein synthesis (b) Lipid metabolism (c) ATP generation (d) Photosynthesis
Q6. Cristae are found in:
(a) Nucleus (b) Ribosomes (c) Mitochondria (d) Chloroplast
, Q7. The microbodies involved in photorespiration are:
(a) Lysosomes (b) Peroxisomes (c) Glyoxysomes (d) Ribosomes
Q8. Which organelle is called the “policing organelle”?
(a) Golgi body (b) Ribosome (c) Lysosome (d) Nucleolus
Q9. A cell organelle containing hydrolytic enzymes is:
(a) Peroxisome (b) Lysosome (c) Ribosome (d) Centrosome
Q10. Assertion (A): Plastids have their own DNA and ribosomes.
Reason ®: They can synthesize some of their own proteins.
(a) Both A and R true, R explains A
(b) Both A and R true, R does not explain A
© A true, R false
(d) A false, R true
Q11. Mitochondria are absent in:
(a) Plant cells (b) Animal cells (c) Prokaryotes (d) Fungi
Q12. Which of the following is not a plastid?
(a) Chloroplast (b) Amyloplast (c) Elaioplast (d) Riboplast
Q13. The cisternae of Golgi complex are:
(a) Interconnected tubules (b) Stacked flattened sacs (c) Vacuoles (d) Spherical vesicles
Q14. Histones are rich in which amino acids?
(a) Lysine and arginine (b) Glycine and leucine (c) Methionine and cysteine (d) Tyrosine and
tryptophan
180 Questions | 720 Marks | 3 Hours
Marking Scheme: +4 for correct, –1 for wrong
Q1. Which organelle is the site of synthesis of rRNA?
(a) Ribosome (b) Nucleolus (c) Endoplasmic reticulum (d) Lysosome
Q2. Assertion (A): Mitochondria and chloroplasts are semiautonomous organelles.
Reason ®: They contain DNA and ribosomes.
(a) Both A and R true, R explains A
(b) Both A and R true, R does not explain A
© A true, R false
(d) A false, R true
Q3. Which of the following is not part of the endomembrane system?
(a) Golgi complex (b) Endoplasmic reticulum (c) Peroxisome (d) Lysosome
Q4. The 80S ribosome has sedimentation coefficient of:
(a) 40S + 30S (b) 60S + 40S (c) 50S + 30S (d) 70S + 50S
Q5. The primary function of smooth endoplasmic reticulum is:
(a) Protein synthesis (b) Lipid metabolism (c) ATP generation (d) Photosynthesis
Q6. Cristae are found in:
(a) Nucleus (b) Ribosomes (c) Mitochondria (d) Chloroplast
, Q7. The microbodies involved in photorespiration are:
(a) Lysosomes (b) Peroxisomes (c) Glyoxysomes (d) Ribosomes
Q8. Which organelle is called the “policing organelle”?
(a) Golgi body (b) Ribosome (c) Lysosome (d) Nucleolus
Q9. A cell organelle containing hydrolytic enzymes is:
(a) Peroxisome (b) Lysosome (c) Ribosome (d) Centrosome
Q10. Assertion (A): Plastids have their own DNA and ribosomes.
Reason ®: They can synthesize some of their own proteins.
(a) Both A and R true, R explains A
(b) Both A and R true, R does not explain A
© A true, R false
(d) A false, R true
Q11. Mitochondria are absent in:
(a) Plant cells (b) Animal cells (c) Prokaryotes (d) Fungi
Q12. Which of the following is not a plastid?
(a) Chloroplast (b) Amyloplast (c) Elaioplast (d) Riboplast
Q13. The cisternae of Golgi complex are:
(a) Interconnected tubules (b) Stacked flattened sacs (c) Vacuoles (d) Spherical vesicles
Q14. Histones are rich in which amino acids?
(a) Lysine and arginine (b) Glycine and leucine (c) Methionine and cysteine (d) Tyrosine and
tryptophan
