Download App

STD 11 - 19. Chemical coordination and integration — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 19. Chemical coordination and integration4 Marks
MCQ
Select the incorrect option.
  • A
    Thyroid gland possess follicles structure in humans.
  • B
    Thyroid secretes $T_3$ and $T_4.$
  • C
    Thyroid gland is composed of stromal tissues.
  • ✓
    Thyroid consists of four lobes.
✓

Answer

Correct option: D.
Thyroid consists of four lobes.
d

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

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Fill in the blanks and choose the correct option given below.
(i) CO2 + H2O ⇔ H2CO3 The above reaction is catalyzed by enzyme A , which is present in higher concentration in B and in minute concentration in C of blood.
(ii) Every 100ml of deoxygenated blood delivers approximately D ml of CO2 in alveoli.
(iii) Exchange of O2 and CO2 at the alveoli and tissues occur by E .
(iv) Respiratory rhythm is maintained by the respiratory centre in F region of brain.
(v) A G centre in pons region of brain and chemosensitive area in the medulla can alter respiratory mechanism.
(vi) The chemosensitive area in medulla is sensitive to H and I.
(vii) Receptors associated with aortic arch and J recognize changes in CO2 and H concentration.
(viii) K is a difficulty in breathing causing wheezing due to inflammation of bronchi and bronchioles.
(ix) Emphysema is a chronic disorder in which L are damaged due to which respiratory surface is decreased.
(x) Long exposure to dust, in industries involving grinding or stone-breaking, can lead to inflammation leading to M and thus cause serious lung damage.
→
$ABO$ blood groups are controlled by the gene
→
In red - white flowered cross snapdragon / antirrhinum, $F_2$ generation has red, pink and white flowered plants in the ratio of
→
$A$ : Placental wolf and Tasmanian wolf (a marsupial) show convergent evolution.
$R$ : Like marsupials placental mammals in other parts of world also exhibit adaptive radiation in evolving into varieties of such placental mammals each of which appears to be similar to a corresponding marsupial.
→
How many ribs are present in human beings
→
The lymph serves to
→
Interferons are
→
What is called the dark line lying in the middle of -band?
→
Intercellular communication in multicellular organism occurs through
→
Study the following statements and choose the correct option :
(i) The placenta facilitates the supply of oxygen and nutrients to the embryo.
(ii) Hormones like human chorionic gonadotropin (hCG), human placental lactogen (hPL). estrogens, progesterone only secreted by pregnant female.
(iii) During pregnancy the levels of hormones like estrogens, progesterone, cortisol, prolactin, thyroxine, etc., are increased several folds in the maternal blood.
(iv) The signals for parturition originate only from the placenta which induce mild uterine contractions called foetal ejection reflex.
(v) Foetal ejection reflex triggers release of oxytocin from the maternal pituitary.
→