Cell Structure and Functions (Class - VIII)
Cell Structure and Functions
Questions
Which of the following organelles provides energy for all the activities of a cell?
- Vacuole
- Mitochondria
- Cell wall
- Nucleus
- Cell membrane
In a living cell, which of the following parts contains an element that forms chromosomes during cell division?
- Nucleus
- Mitochondria
- Vacuole
- Cytoplasm
- Cell membrane
Which of the following statements is/are false?
a. Tissue is a group of similar cells that work together to perform a particular function.
b. The cell wall in an onion peel cell is made of starch.
c. Amoeba and yeast are examples of unicellular organisms.
- Only a
- Only a and b
- Only b
- Only b and c
- Only c
Which of the following cells is long and branched and has thread-like projections?
- Muscle cell
- White blood cell
- Red blood cell
- Nerve cell
- Epithelial cell
Which of the following provides green colour to leaves?
- Large vacuole
- Mitochondria
- Nucleus
- Cell wall
- Chloroplast
Which of the following parts are present only in a plant cell?
a. Mitochondria
b. Vacuole
c. Chloroplast
d. Cell membrane
- Only a and b
- Only b and d
- Only b and c
- Only a and c
- Only a and d
Which of the following cells have a nucleus?
a. White blood cells
b. Nerve cells
c. Red blood cells
- Only a
- Only a and b
- Only b
- Only b and c
- Only c
Which of the following are eukaryotes?
a. Fungi
b. Protozoa
c. Bacteria
d. Blue-green algae
- Only a and b
- Only b and c
- Only a and c
- Only b and d
- Only a and d
Which of the following cells have cell wall?
a. Cartilage cell
b. Mesophyll cell
c. Bone cell
d. Epidermal cell
- Only a and b
- Only b and c
- Only a and c
- Only a and d
- Only b and d
Which of the following cannot change their shape?
a. Amoeba cells
b. White blood cells
c. Red blood cells
d. Epithelial cells
- Only a and b
- Only b and c
- Only a and c
- Only c and d
- Only a and d
Which of the following statements is/are false?
a. All the living matter in a cell is called endoplasm.
b. The nucleus containing chromosomes and nucleolus is bound by a membrane called nuclear membrane.
c. Mitochondria uses glucose and oxygen to produce energy.
- Only a
- Only a and b
- Only b
- Only b and c
- Only c
Which of the following statements is/are false?
a. The cell membrane is the non-living part of a tomato cell.
b. Cells were first observed in a cork by Robert Hooke in 1665.
c. The size of cells has no relation with the size of the body of an animal or plant.
- Only a
- Only a and b
- Only b
- Only b and c
- Only c
Which of the following is the correct sequence of organisation within a living body?
- Tissues - Cells - Organs - Organ system - Organism
- Cells - Organs - Tissues - Organ system - Organism
- Cells - Tissues - Organs - Organ system - Organism
- Cells - Tissues - Organ system - Organs - Organism
- Cells - Tissues - Organs - Organism - Organ system
Which of the following is not an animal cell, but is a plant cell?
- Epithelial cell
- Epidermal cell
- Nerve cell
- Red blood cell
- Cartilage cell
Which of the following statements is/are false?
a. Amoeba has a very thin cell wall made of cellulose.
b. The cell wall protects the plant cell, gives it a fixed shape and makes it rigid.
c. The nuclear material in a bacterium cell is not surrounded by a nuclear membrane.
- Only a
- Only a and b
- Only b
- Only b and c
- Only c