Maharashtra Board 8th science topic- 10. Cell and Cell Organelles objective MCQ

1) RBC does not contain nucleus and hence can accommodate large quantity of hemoglobin.

A ) True

B ) False

Ans A ) True

 

2 ) Eukaryotes have only one chromosome.

A ) True

B ) False

Ans B ) False

 

3 ) stores the metabolic byproducts and end products of the cell.

A ) Mitochondria

B ) Vacuoles

C ) Lysosomes

D ) Golgi complex

Ans B ) Vacuoles

 

4 ) If the medium outside and inside the cell has same proportion of water such that water doesn’t go in or out, then it is called as solution.

A ) Isotonic

B ) Hypotonic

C ) Hypertonic

Ans A ) Isotonic

 

5 ) Mitochondria are the chemical factory of the cell.

A ) True

B ) False

Ans A ) True

 

6 ) is the staining technique invented by Camilio Golgi.

A ) Gram staining B ) Black reaction C ) Dark reaction D ) None of these

Ans B ) Black reaction

 

7) National Centre for Cell Science (NCCS) is mainly working on research about cancer treatment.

A ) True

B ) False

Ans A ) True

 

8 ) . Plant cells have more mitochondrion than animal cell.

A ) True

B ) False

Ans B ) False

 

9 ) During starvation, lysosomes digest stored proteins, fats.

A ) True

B ) False

Ans A ) True

 

10 ) maintain the osmotic pressure of the cell.

A ) Mitochondria

B ) Endoplasmic Reticulum

C ) Vacuoles

D ) Golgi complex

Ans C ) Vacuoles

 

11 ) Golgi complex is the secretory organ of the cell.

A ) True

B ) False

Ans A ) True

 

12 ) The packaging department of the cell.

A ) Endoplasmic Reticulum

B ) Golgi Complex

Ans B ) Golgi Complex

 

13 ) Mitochondrion is absent in RBC’s.

A ) True

B ) False

Ans A ) True

 

14 ) If the cell has more water than outside medium such that water comes out of the cell, then it is called as

………….. solution.

A ) Isotonic

B ) Hypotonic

C ) Hypertonic

Ans C ) Hypertonic

 

15 ) An organelle that has a net like structure consisting of interconnected miniature tubes and sheets filled with fluid.

A ) Endoplasmic reticulum

B ) Nucleus

Ans A ) Endoplasmic reticulum

 

16 ) Magnifying glass is used to observe the cells.

A ) True

B ) False

Ans B ) False

 

17) Each organ has its own membrane.

A ) Phospholipid

B ) Lipoprotein

Ans B ) Lipoprotein

 

18 ) is the pigment which gives green color to the plant.

A ) Chlorophyll

B ) Anthocyanin

Ans A ) Chlorophyll

 

19 ) Mitochondria and Plastids can replicate themselves.

A ) True

B ) False

Ans A ) True

 

20 ) The thread-like structure present in the nucleus are …………….

A ) Nucleolus

B ) Chromosomes

C ) Genes

D ) Ribosomes

Ans B ) Chromosomes

 

21 ) An organelle that has a net like structure consisting of interconnected miniature tubes and sheets filled with fluid.

A ) Endoplasmic Reticulum

B ) Golgi Complex

Ans A ) Endoplasmic Reticulum

 

22 ) An organelle that controls all metabolic activity of the cell.

A ) Endoplasmic reticulum

B ) Nucleus

Ans B ) Nucleus

 

23 ) Lysosomes destroy viruses and bacteria that attack the cell.

A ) True

B ) False

Ans A ) True

 

24 ) Cell membrane is an elastic and strong coat around cell wall.

A ) True

B ) False

Ans B ) False

 

25 ) The travelling of water from a part with more water to a part with less water through a selectively permeable membrane is ……………

A ) Diffusion

B ) Osmosis

Ans B ) Osmosis

 

26 ) Lysosomes help in the formation of cell wall, plasma membrane and lysosomes.

A ) True

B ) False

Ans B ) False

 

27 ) Cell wall is found around cells of algae, fungi and plants.

A ) True

B ) False

Ans A ) True

28 ) Vacuoles are storage sacs for solid or liquid contents of the cell.

A ) True

B ) False

Ans A ) True

 

29 ) The suicide bags of the cell.

A ) Golgi Complex

B ) Lysosomes

Ans B ) Lysosomes

 

30) Bacteria: Prokaryote:: Eukaryote

A ) Blue-green algae

B ) Fungi

Ans B ) Fungi

31 ) Find the odd one out

A ) Lignin B ) Suberin C ) Cytosol D ) Cutin

Ans C ) Cytosol

 

32 ) Chloroplasts are important for the process that takes place in the leaves.

A ) Osmotic

B ) Photosynthesis

Ans B ) Photosynthesis

 

33 ) Blue : Anthocyanin:: Orange: …………..

A ) Betalains

B ) Carotene

Ans B ) Carotene

 

34 ) If raisins are placed in water for an hour, then ……………

A ) It will become more dry

B ) It will swell

C ) No change is observed

Ans B ) It will swell

 

35 ) The process to engulf food and other substances from outer environment is called ……………

A ) Endocytosis

B ) Exocytosis

Ans A ) Endocytosis

 

36 ) The part of cytoplasm other than organelles is the ……………

A ) Cell organelles

B ) Cytosol

Ans B ) Cytosol

 

37 ) Purple, blue color of the plant part is due to the pigment Xanthophyll.

A ) True

B ) False

Ans B ) False

 

38 ) is the fluid between the plasma membrane and nucleus.

A ) Cytosol

B ) Cell membrane

C ) Cytoplasm

Ans C ) Cytoplasm

 

39 ) The demolition squads of the cell.

A ) Golgi Complex

B ) Lysosomes

Ans B ) Lysosomes

 

40 ) Cell wall is mainly composed of carbohydrates like cellulose and pectin.

A ) True

B ) False

Ans A ) True

 

41 ) Mitochondria are present in the plant cell.

A ) True

B ) False

Ans A ) True

 

42 ) molecules are embedded in two layers of phospholipids.

A ) Fats

B ) Lipids

C ) Proteins

Ans C ) Proteins

 

43 ) Eukaryotes don’t have membrane bound cell organelles.

A ) True

B ) False

Ans B ) False

 

44 ) Full form of ATP is Adenosine Tri Phosphor.

A ) True

B ) False

Ans B ) False

 

45 ) The function of the cell wall is to support the cell.

A ) True

B ) False

Ans A ) True

 

46 ) According to the functions, cells of different sizes and structure are found in different organs.

A ) True

B ) False

Ans A ) True

 

47 ) stores the vital substances like amino acids, glucose, vitamins, etc.

A ) Cytoplasm

B ) Cytosol

Ans B ) Cytosol

 

48 ) are colored plastids that give different colors to flowers and fruits.

A ) Chlorophyll

B ) Chromoplast

Ans B ) Chromoplast

 

49 ) An is a specialized subunit having specific function within the cell.

A ) Organ

B ) Organelle

Ans B ) Organelle

 

50) The size of eukaryotic cell is about 5-100 micrometer.

A ) True

B ) False

Ans A ) True

 

51) Mitochondrion is a double membrane structure.

A ) True

B ) False

Ans A ) True

 

52) is a thin, fragile and elastic covering that separates the cell components from outer environment.

A ) Cell membrane

B ) Cell wall

C ) Cytoplasm

Ans A ) Cell membrane

 

53 ) Transportation of food becomes easy due to the absence of nucleus in plant xylem.

A ) True

B ) False

Ans B ) False

 

54 ) process does not consume cellular energy.

A ) Diffusion

B ) Endocytosis

Ans A ) Diffusion

 

55 ) stain is used to see the slide of the cell under the microscope.

A ) Phenolphthalein

B ) Methylene blue

Ans B ) Methylene blue

 

56 ) Nucleus is the medium for cellular reactions.

A ) True

B ) False

Ans B ) False

 

57 ) Cell wall is present in the animal cell.

A ) True

B ) False

Ans B ) False

 

58 )

 

A

B

i.

Nucleus

a. Framework that supports cell

ii.

Endoplasmic reticulum

b. Transmission of hereditary characters

   

c. Synthesis of proteins

A )

i.

Nucleus

a. Transmission of hereditary characters

ii.

Endoplasmic reticulum

b. Framework that supports cell

i.

Nucleus

a. Transmission of hereditary characters

ii.

Endoplasmic reticulum

b. Synthesis of proteins

B )

Ans

i.

Nucleus

a. Transmission of hereditary characters

ii.

Endoplasmic reticulum

b. Framework that supports cell

A )

58 ) Cristae work like a packaging department that packs and distributes substances.

A ) True

B ) False

Ans B ) False

 

59 ) Chlorophyll in chloroplasts traps solar energy and converts it to chemical energy (food energy).

A ) True

B ) False

Ans A ) True

 

60 ) Functional segments on chromosomes are called genes.

A ) True

B ) False

Ans A ) True

 

61 ) Bacteria have prokaryotic cells.

A ) True

B ) False

Ans A ) True

 

62 ) Nucleolus can be only seen through electron microscope.

A ) True

B ) False

Ans A ) True

 

63) are involved in the synthesis and storage of food like starch, oils and proteins.

A ) Chloroplast

B ) Leucoplast

Ans B ) Leucoplast

 

64) The process to excrete waste materials is called ……………

A ) Endocytosis

B ) Exocytosis

Ans B ) Exocytosis

 

65) Golgi Complex produces vacuoles and secretory vesicles.

A ) True

B ) False

Ans A ) True

 

66) Many cell organelles are suspended in …………..

A ) Cytoplasm

B ) Cell membrane

Ans A ) Cytoplasm

 

67) Chromoplast: Colored plastids:: Colorless plastids

A ) Lycopene

B ) Leucoplast

Ans B ) Leucoplast

 

68) The organelle which is present only in plant cells and gives color to the plants is ……………

A ) Plastids

B ) Vacuoles

Ans A ) Plastids

 

69 ) is the medium for all cellular respiration.

A ) Plasma membrane

B ) Cytoplasm

Ans B ) Cytoplasm

 

70) If the cell has less water than outside medium such that water enters the cell, then it is called as ……………

solution

A ) Isotonic

B ) Hypotonic

C ) Hypertonic

Ans B ) Hypotonic

 

71) is not a part of the nucleus.

A ) Nucleolus

B ) Gene

C ) Ribosomes

D ) Chromosomes

Ans C ) Ribosomes

 

72) Plastids are present both in plant and animal cell.

A ) True

B ) False

Ans B ) False

 

73) Lignin, Suberin, Cutin are polymers present in cell wall.

A ) True

B ) False

Ans A ) True

 

74) is said to be selectively permeable membrane.

A ) Plasma membrane

B ) Cell wall

C ) Cytoplasm

Ans A ) Plasma membrane

 

75) Stroma in vacuoles contains enzymes, DNA, ribosomes and carbohydrates.

A ) True

B ) False

Ans B ) False

76) If any changes occur outside the cell, the cellular environment does not change. This condition is called

……………

A ) Cellular energy

B ) Homeostasis

Ans B ) Homeostasis

 

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