Home
Class 12
BIOLOGY
Which of the following are the reason(s)...

Which of the following are the reason(s) for Rheumatoid arthritis? Choose the correct option.
(i) Lymphocytes becomes more active
(ii) Body attacks self cells
(iii) More antibodies are produced in the body
(iv) The ability to differentiate pathogens or foreign molecules from self cells is lost

A

i and ii

B

ii and iv

C

iii and iv

D

i and iii

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • NCERT Exemplar Questions +2 (EVOLUTION)

    TRUEMAN BIOLOGY|Exercise MCQs|18 Videos
  • NCERT Exemplar Questions +2 (HUMAN REPRODUCTION)

    TRUEMAN BIOLOGY|Exercise MCQs|18 Videos

Similar Questions

Explore conceptually related problems

Which of the following reasons provide criteria for susceptibility to extinction? (i) Large body size (ii) Lower trophic level (iii) High genetic diversity (iv) Low reproductive rate

Go through the following statements (i) In geometr,ic growth, following mitotic cell division, only one daughter cell con- tinues to divide while the other differen- tiates and mature. (ii) The ability of plants to follow different pathways in response to environment or phases of life to to.rm different kinds of structures, is called plasticity. (iii) The mathematical expression for arith- metic growth is Lt = L_0 + rt while for geo- metric growth, it is W_1=W_0=W_(0)e^(rt) (iv) The form of growth wherein new cells are always being added to the plant body by the activity of the meristem, is called the open form of growth. Which of these are correct .

Read the following statements and select the correct option (i) Blood cells secrete fibres of structural proteins called collagen and elastin (ii) Neuroglial cells protect and support the nephrons (iii) Osteocytes are present in spaces called lacunae (iv) Striated muscle fibres are bundled together in a parallel fashion (v) Biceps are involuntary and striated.

Go through the following statements (i) Phloem parenchya is absent in most of the monocot (ii) Phloem fibres store food material and other substance like resins, latex and mucilage (iii) Phloem fibre are generally absent in the primary phloem but are found in the secndary phloem (iv) Gymnosperms lack sieve tubes and albuminous cells. Which of these are correct ? a. (i), (ii) and (iii) b. (ii), (iii) and (iv) c. (i) and (iii) d. (i), (iii) and (iv)

Read the following statements and choose the correct answer. (i) Gap junctions cement adjacent cells together. (ii) Areolar tissue contains fibroblasts , macrophages and mast cells. (iii) Tight junctions facilitate the cells to communicate with each other (iv) Adhering junctions help to stop substances from leaking across tissues (v) Cells of connective tissue except blood secrete fibres of structural proteins called elastin.

Go through the following statements (i) Sigmoid notch is present between condyloid process and coronoid process of mandible (ii) The thoracic vertebrae are the strongest and the largest of all the vertebrae (iii) The atlas permits up and down or noding movement of skull on it. (iv) The body of axis bears an odontoid process. Which of these are correct?

Given below are a few statements regarding somatic hybridisation. Choose the correct statements. (i) Protoplasts of different cells of the same plant are fused. (ii) Protoplasts from cells of different species can fused. (iii) Treatment of cell with cellulase and pectinase mandatory. (iv) The hybrid protoplast contains characters of only one parential protoplast.

Which of the following statements, support the view that elaborate sexual reproductive process appeared much later in the organic evolution ? (i) Lower groups of organisms have simpler body design. (ii) Asexual reproduction is common in lower groups. (iii) Asexual reproduction is common in higher groups of organisms. (iv) The high incidence of sexual reproduction in angiosperms and vertebrates. Choose the correct answer given below.

Go through the following statements : (i) Lysosomes contain hydrolytic enzymes which are optimally active at the alkaline pH. (ii) A number of proteins synthesised by ribosomes on the endoplasmic reticulum are modified in the cisternae of the Golgi apparatus before they are released from its cis face. (iii) Typically a mitochondrion has a diameter of 0.2-1.0 mu m and length of 1.0 - 4.1 mu m (iv) Elaioplasts store oils and fats. Find out the correct statements

Different cells have different sizes. Arrange the following cells in an ascending order of their size. Choose the correct option among the followings i. Mycoplasma, ii. Ostrich eggs iii. Human RBC, iv. Bacteria

TRUEMAN BIOLOGY-NCERT Exemplar Questions +2 (HUMAN HEALTH AND DISEASES)-MCQs
  1. Diseases are broadly grouped into infectious and non-infectious deseas...

    Text Solution

    |

  2. The sporozoites that cause infection when a female Anopheles mosquito ...

    Text Solution

    |

  3. The disease chikungunya is transmitted by

    Text Solution

    |

  4. Many diseases can be diagnosed by observing the symptoms in the patien...

    Text Solution

    |

  5. Genes that trigger normal cells to cause cancer are called

    Text Solution

    |

  6. In malignant tumors, the cells proliferate, grow rapidly and move to o...

    Text Solution

    |

  7. When an apparently healthy person is diagnosed as unhealthy by a psych...

    Text Solution

    |

  8. Which of the following are the reason(s) for Rheumatoid arthritis? Cho...

    Text Solution

    |

  9. AIDS is caused by HIV. Among the following, which one in not a mode of...

    Text Solution

    |

  10. Smack' is a drug obtained from the

    Text Solution

    |

  11. The substance produced by a cell in viral infection that can protect o...

    Text Solution

    |

  12. Transplantation of tissues/organs to save certain patients often fails...

    Text Solution

    |

  13. Antibodies present in colostrum which protect the new born from certai...

    Text Solution

    |

  14. Tobacco consumption is known to stimulate secretion of adrenaline and ...

    Text Solution

    |

  15. Antivenom against snake poison contains

    Text Solution

    |

  16. Which of the following is not a lymphoid tissue?

    Text Solution

    |

  17. Which of the following glands is large sized at birth but reduces in s...

    Text Solution

    |

  18. Haemozoin is a

    Text Solution

    |

  19. One of the following is not the causal organism for ringworm.

    Text Solution

    |

  20. A person with sickle cell anaemia is

    Text Solution

    |