Cell-Structure and Functions class 8 MCQ TEST

cell theory class 8

Quiz

 

1. The power house of cell is called
   1.   Cell wall
   2.   Mitochondria
   3.   Ribosomes
   4.   Nucleus
2. The kitchen of the cell is called
   1.   Cell wall
   2.   Nucleus
   3.   Vacuoles
   4.   Plastids
3. The functional unit of life is called
   
   1.   Cell
   2.   Egg
   3.   Nucleus
   4.   None of these
4. Chloroplast is found in
   
   1.   Plant cell only
   2.   Animal cell only
   3.   Both of these
   4.   None of these
5. the control unit of cell is
   
   1.   Nucleus
   2.   Cell wall
   3.   Cytoplasm
   4.   All of these
6. Single celled organisms are called
   
   1.   Unicellular
   2.   Multi-cellular
   3.   Both of these
   4.   None of these
7. Tissue is a
   
   1.   Group of organs
   2.   Group of cells
   3.   Group of tissues
   4.   Group of organisms
8. Cell is discovered by
   
   1.   Robert Brown
   2.   Robert Hooke
   3.   John Mendal
   4.   Charse Darwin
9. The calls capable of changing shapes are
   
   1.   Amoeba cell
   2.   WBC
   3.   Both of these
   4.   None of these
10. Hen’s egg is a
    
    1.   Tissue
    2.   Organ
    3.   Organ system
    4.   cell
11. Nucleus is separated from cytoplasm by
    
    1.   nuclear membrane
    2.   nucleoplasm
    3.   organs
    4.   cell membrane
12. The liquid material in the nucleus is
    
    1.   chromosomes
    2.   bacteria
    3.   nucleoplasm
    4.   nucleolus
13. Tissues combine to form
    
    1.   nucleus
    2.   cells
    3.   organism
    4.   organs
14. Cells present in living organism differ in
    
    1.   numbers
    2.   shape
    3.   size
    4.   all of these
15. Cells which lack nuclear membrane are
    
    1.   eukaryotic cells
    2.   prokaryotic cells
    3.   single cells
    4.   multicells
16. The control centre of all the activities of a cell is
    
    1.   nucleus
    2.   nucleoplasm
    3.   cytoplasm
    4.   organelles
17. The coloured organelles which are found in plants only are
    
    1.   chlorophyll
    2.   plastids
    3.   vacuoles
    4.   WBC
18. Genes are located in
    
    1.   chrmosomes
    2.   plastids
    3.   cytoplasm
    4.   lysosome
19. The organism containing many cells is called
    
    1.   unicelloular organism
    2.   multicellular organism
    3.   organelle
    4.   all of these
20. A group of similar cells combine to form
    
    1.   tissue
    2.   organ
    3.   organisms
    4.   organelles
21. Projections of different lengths protruding out of the body of Amoeba is called
    
    1.   Walking legs
    2.   Needle
    3.   Legs
    4.   Pseudopodia
22. One millionth of a metre is
    
    1.   Millimetre
    2.   Micrometre
    3.   centimetrea
    4.   Centimetre
23. Which of the following combinations are present in plant cell but not in animal cell
    1.   Cell Membrane and Cytoplasm
    2.   Plastid and Nucleus
    3.   Cell wall and Cell membrane
    4.   Cell Wall & Plastid
24. Nucleus is separated from cytoplasm by
    
    1.   protoplasm
    2.   Cell membrane
    3.   Cell Wall
    4.   Nuclear membrane
25. A cell without organized nucleus is called
    
    1.   Virus
    2.   Prokaryotic cell
    3.   Eukaryotic cell
    4.   None of the above
26. Jelly-like substance present between the cell membrane and the nucleus is
    
    1.   Water
    2.   Nucleoplasm
    3.   Cytoplasm
    4.   oil
27. Chromosome carry _____ which transfers characters from parents to offspring
    1.   Ribosome
    2.   Genes
    3.   Plastid
    4.   Mitochondria
28. The largest cell is
    
    
    1.   Bacteria
    2.   Human neuron
    3.   egg of an ostrich
    4.   egg of blue whale
29. The cell wall is made up of a substance called
    
    1.   Lignin
    2.   Starch
    3.   Chitin
    4.   Cellulose
30. Which organelle is called the powerhouse of the cell?
    
    1.   Centrosome
    2.   Lysosomes
    3.   Chloroplast
    4.   Mitochondria
31. Which one of the following is not unicellular?
    
    1.   Dog
    2.   Amoeba
    3.   Paramecium
    4.   Euglena
32. Which of these is also called plasma membrane?
    
    1.   Cytoplasm
    2.   Nucleus
    3.   Cell-membrane
    4.   Vacuoles
33. Colourless plastids in plants are
    
    1.   (a) Chloroplast
    2.   chromoplast
    3.   Leucoplast
    4.   None of these
34. Chlorophyll is present in:
    
    1.   Chloroplast
    2.   Leucoplast
    3.   chromoplast
    4.   none
35. Which of the following is the longest cell in human body?
    
    1.   Nerve cells
    2.   Muscle cells
    3.   Bone cells
    4.   Gland cells
36. Which of the following tissues include blood cell?
    
    1.   Epithelial tissue
    2.   Muscle tissue
    3.   Connective tissue
    4.   Nervous tissue
37. Which of the following is/are examples of an organ that contains a smooth muscle?
    
    1.   The Iris of eye
    2.   Uterus only
    3.   Bronchi only
    4.   All of these
38. Which of the following components is/ are present in the nervous system?
    
    1.   Brain
    2.   Spinal cord
    3.   Cranial and spinal nerves
    4.   All of these
39. Which type of tissue is responsible for receiving, interpreting and producing a response to stimuli?
    
    1.   Muscle tissue
    2.   Nervous tissue
    3.   Epithelial tissue
    4.   Connective tissue
40. Which of the following statements is the correct definition of a cell?
    
    1.   The cell is the smallest part of a living being.
    2.   The cell is the part that can be seen only under a microscope.
    3.   The cell is the starting point in the life of all organisms.
    4.   The cell is the structural and functional unit of life
41. Which of the following is the jellylike substance inside the plasma membrane in which all the cell organelles are found floating?
    
    1.   Tonoplasm
    2.   Cytoplasm
    3.   Karyoplasm
    4.   Cell sap
42. Which of the following is the largest organelle in the cell?
    
    1.   Nucleus
    2.   Mitochondria
    3.   Golgi complex
    4.   Lysosomes
43. Which of the following are the dense threadlike and rod like structures present in the nucleus?
    
    1.   Golgi complex and chromatin.
    2.   Chromosomes and Endoplasmic reticulum
    3.   Centrosome and chromatin
    4.   Chromatin and chromosome
44. Which of the following cell organelles are respectively called suicidal bags of the cell?
    
    1.   Ribosomes.
    2.   mitochondria.
    3.   Lysosomes
    4.   Golgi complex
45. Which of the following is the non-living part of the plant cell?
    
    1.   Nucleus
    2.   Cytoplasm
    3.   Mitochondrion
    4.   Cell wall
46. The vacuole is filled with liquid called................
    1.   cell sap
    2.   mitrocondria
    3.   nucleous
    4.   none
47. the plasid containging green pigment is called...................
    1.   lucoplast
    2.   cholroplast
    3.   micoplast
    4.   none
48. What is the name of plant organ responsible for food making.
    1.   leaf
    2.   Branch
    3.   Root
    4.   stem
49. Which of following cell doesnot have nucleus.
    1.   WBC
    2.   RBC
    3.   Nerve cell
    4.   none
50. The cells having nuclear material enclosed by nuclear membrane is called........
    1.   Eukaryotic cell
    2.   Prokaryotic cell
    3.   both
    4.   None of these