Biology Cell – PDF Material for SSC & RRB Exams

check here for Biology Cell and download free PDF Material for SSC & RRB Examination
Share on facebook
Share on whatsapp
Share on twitter
Share on telegram
Share on linkedin
Share on email

Biology Cell – PDF Material for SSC & RRB Exams

1. What part of the cell is responsible for breaking down and digesting things? – lysosomes

2. Who discovered cell in 1665? – Robert Hook

3. Name an Organelle which serves as a primary packaging area for molecules that will be distributed throughout the cell? – Golgi apparatus

4. Name the outer most boundary of cell? – Plasma membrane

5. Name the process in which the ingestion of material by the cells is done through the plasma membrane? – Éndocytosis

6. Which among the following sentence is not correct about the organelles? – They are found in multicellular organisms.

7. Name an organism which contains single chromosome and cell division occurs through fission or budding? – Prokaryotes

8. The jelly like substance present inside the cell is known as – Cytoplasm

9. Cell theory states that – cells are fundamental structural units of plants and animals

10. Food is converted to energy in – mitochondria

11. Ribosomes helps in – protein synthesis in cells

12. Plasma membrane is composed of – protein and lipids

13. Mitochondria was first discovered by – Altmann

14. Majority of cells cannot be seen with our naked eyes because – cells are microscopic

15. Green colour of leaves is due to presence of the pigment – chlorophyll

16. The thread like structure found in nucleus are – Chromosome

17. Who proposed the fluid mosaic model of plasma membrane – Singer and Nicolson

18. What is tonoplast in cells – membrane boundary of the vacuole of plant cells

19. Cell theory was proposed by – Schleiden and Schwann

20. Cell theory is not applicable to – Virus

21. In higher plants the shape of the chloroplast is – Discoid shape

22. The main function of centrosome is – Formation of spindle fibre

23. Plant cell wall mainly composed of – cellulose

24. The diameter of most animal cells ranges from – 10 to 100 μm.

25. What make parts of the endoplasmic reticulum rough? The presence of – Ribosome

26. Lysosomes can be expected to be present in large numbers in cells which – carryout the phagocytosis

27. Do bacteria cells have nucleus – In bacteria the genetic material dispersed in the cytosol and there is no internal membrane that delimits a nucleus

28. Death or mental retardation takes place if accumulation happens in – brain cells

29. In a normal human being number of chromosomes is – 46

30. Pigments containing bodies which are bounded by membrane are called – plastids

31. What is the fluid that fills the nucleus called? – karyolymph, or nucleoplasm

32. The first living cell was discovered by – Leeuwenhoek

33. The longest animal cell is – human nerve cell

34. The largest human cell and smallest human cell is – female ovum and RBC

35. The cell wall in fungi is composed of which one – Chitin

36. Which one is called power house of the cell – mitochondria

37. Which one is called the kitchen of the cell – Chloroplast

38. The orange colour of carrot is due to the presence of – Carotene pigment

39. Who discovered Golgi apparatus – Camillo Golgi

40. What is mean by carcinogenesis – conversion of a normal cell into cancerous cell

41. Which pigment present in the cell vacuole which provide colours to flowers – Anthocyanin

42. Which is called the unit of inheritance – Chromosomes

43. Plastids are found only in plant or animal cell ? – plant cell only

44. DNA was discovered by – James D watson and Francis Crick

45. what are the three types of RNA – 1. mRNA (messenger RNA) 2. rRNA(Ribosome RNA ) 3. tRNA (Transfer RNA)

46. The largest known cells are unfertilised is – Ostrich Egg cells (Size 6-inch diameter)

47. The red colour of tomatoes is due to the presence of which pigment – lycopene

48. Which one is the non – living matter of the cell – Deutoplasm

49. Largest unicellular plant is – Acetabularia (10 cm)

50. Who discovered the endoplasmic reticulum – KR porter

51. The inner membrane of mitochondria has many folds this is called – Cristae

52. Chloroplast is the site of which function – Photosynthesis

53. Which one is called the controlling centre of cell – Chromatin

54. Which is a result of uncontrolled mitosis cell division – Tumour or cancer

55. The mitochondria may be filamentous or granular in shape. They vary in size from – 0. 5 μm to 2. 0 μm

56. The several important functions performed by mitochondria is – oxidation, dehydrogenation, oxidativephosphorylation and respiratory chain

57. The ribosomes are spheroid structures with a diameter of – 150 to 250Å

58. The spherical organelles bounded by a single membrane. They are found in the cells of Protozoa, fungi, plants, liver and kidney of vertebrates – peroxisomes

59. The nucleus was first discovered and named by – Robert Brown

60. Chromosomes present in Gorilla is – 48

61. The study of cancer is called – Oncology

62. Lymphoma is a type of cancer. It affects which part of body – Lymphatic tissues

63. Ribosomes were discovered by – GE palade

64. Centriols and centrosomes are present only in plant or animal cell – Animal cell

65. Centrosome was discovered by – T boveri

66. In RNA which one is present in place of thyamine – Uracil

67. The main function of DNA is – It controls Heredity, Evolution, Metabolism, Structure and differentiation.

68. The main function of RNA is – protein synthesis

69. In which virus RNA is a genetic material – HIV, Reovirus

70. Most of RNA found in which part of the cell – Cytoplasm

71. The ribosome present endoplasmic reticulum is called – Rough Entoplasmic reticulum

72. Radioactive ores causes which disease in miners – Lung cancer

73. Who discovered electron microscope – Ernst Ruska and Max knoll

74. The medium which is used to mount the cleaned section on a slide – Canada balsam

75. Meiosis cell division takes place – only in diploid individuals

76. During meiosis crossing over occurs at – Diplotene

77. Prior to division each chromosome is composed of two genetically identical parts are called – Sister Chromatid

How would you like to rate this content?

Was the content helpful?

SBI Circle based Officer Recruitment – Apply Now

SBI Circle based Officer Recruitment – Apply Now Share on facebook Share on whatsapp Share on twitter Share on telegram Share on linkedin Share on email The State Bank of India has released the notification for the recruitment of Circle Based Officers or SBI CBO 2020 There are a total of 3850 vacancies for SBI

Read More »

Want to crack SSC Exams this year?