1 Which organelle is the site of cellular respiration? A Chloroplast B Mitochondrion C Nucleus D Golgi apparatus
2 Which organelle is known as the 'post office' of the cell? A Nucleus B Ribosome C Golgi apparatus D Mitochondrion
3 Which organelle is responsible for photosynthesis in plant cells? A Mitochondrion B Chloroplast C Nucleus D Vacuole
4 Which organelle is responsible for the breakdown of cellular waste? A Lysosome B Peroxisome C Mitochondrion D Golgi apparatus
5 Which of the following is NOT a difference between plant and animal cells? A Plant cells have a cell wall B Animal cells have centrioles C Plant cells have chloroplasts D Animal cells have a nucleus
6 What is the function of the ribosome in both plant and animal cells? A To synthesize proteins B To produce energy C To store water D To control cell activities
7 What is the function of the cell wall in plant cells? A To regulate substances entering the cell B To provide structural support C To produce energy D To store genetic information
8 What is the difference between a prokaryotic and eukaryotic cell? A Prokaryotic cells have a nucleus B Eukaryotic cells have membrane-bound organelles C Prokaryotic cells are larger D Eukaryotic cells do not have DNA
9 What is the function of the ribosome? A To synthesize proteins B To synthesize lipids C To store water D To produce energy
10 Where is the genetic material stored in a prokaryotic cell? A Nucleus B Nucleoid C Mitochondrion D Plasmid
11 What is the function of the nuclear membrane? A To allow substances to pass in and out of the nucleus B To produce energy C To synthesize proteins D To store water
12 Which organelle is known as the powerhouse of the cell? A Nucleus B Mitochondrion C Ribosome D Vacuole
13 What is the primary function of mitochondria? A To convert glucose into ATP B To convert sunlight into glucose C To synthesize proteins D To transport lipids
14 Which organelle is involved in the production of ribosomes? A Nucleus B Nucleolus C Mitochondrion D Golgi apparatus
15 Which organelle is responsible for maintaining the cell's shape in animal cells? A Cell wall B Cytoskeleton C Chloroplast D Central vacuole
16 Which of the following is true about animal cells? A They have a cell wall B They have chloroplasts C They have centrioles D They have a large central vacuole
17 Which organelle is found in both plant and animal cells? A Chloroplast B Cell wall C Central vacuole D Mitochondrion
18 Which organelle contains the cell's genetic material? A Nucleus B Mitochondrion C Ribosome D Chloroplast
19 Which organelle is responsible for modifying and packaging proteins? A Ribosome B Golgi apparatus C Endoplasmic reticulum D Mitochondrion
20 What is the function of the cell membrane? A To produce energy B To control what enters and leaves the cell C To store genetic material D To make proteins
21 What is the jelly-like substance that fills the cell and holds organelles? A Nucleoplasm B Cytoplasm C Cell wall D Vacuole
22 Which of the following is a similarity between plant and animal cells? A Both have chloroplasts B Both have a cell wall C Both have a nucleus D Both have a large central vacuole
23 What is the main function of the cell wall? A To control movement of substances B To provide support and protection C To produce energy D To store genetic material
24 Which of the following is a characteristic of plant cells? A They have a cell wall made of cellulose B They have centrioles C They do not have a nucleus D They have a small vacuole
25 Which of the following is NOT a type of cell? A Plant cell B Animal cell C Bacterial cell D Ribosome cell