MCQ
Rheumatic fever can cause damage.
  • A
    Alveoli of the Lungs.
  • Heart valves.
  • C
    Heart muscles.
  • D
    Pleural membranes function.

Answer

Correct option: B.
Heart valves.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Arrange the given steps by which the Lungs show Inpiration, in the sequence of events occurring first

$I.$ Increase in the volume of the thoracic chamber in dorsoventral axis

$II.$ Upward and outward movement of the ribs

$III.$ Contraction of intercostal muscles

$IV.$ Entry of air inside the lungs

$V.$ Contraction of the diaphragm

$VI.$ Increase in the volume of the thoracic chamber in antero-posterior axis

Choose the correct option

Identify the part of the seed from the given figure which is destined to form root when the seed germinates.
The activity of cambium in plants is under the control of
It is said that elemental composition of living organisms and that of inanimate objects $($like earth’s crust$)$ are similar in the sense that all the major elements are present in both. Then what would be the difference between these two groups? Choose a correct answer from among the following:
Which of the following is climacteric fruit?
In children, hypothyroidism $($underactive thyroid gland$)$ can lead to $.........$
The main purpose of electron transport chain is to
Given below are two statements : one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R)$.

Assertion $(A)$:All vertebrates are chordates but all chordates are not vertebrates.

Reason $(R)$:Notochord is replaced by vertebral column in the adult vertebrates.

In the light of the above statements, choose the most appropriate answer from the options given below:

$\text{NPK}$ denotes.
Identify the hormone with its correct matching of source and function