NEET Class 11 Biology MCQ

Test your knowledge with important NEET Class 11 Biology MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more NEET Class 11 Biology MCQs at Bissoy

• Which of these is not a steroid hormone?
  ক

  Estrogen

  খ

  Progesterone

  গ

  Vasopressin

  ঘ

  Triiodothyronine
• Which of these hormones stimulates glycogenesis?
  ক

  Glucagon

  খ

  Erythropoietin

  গ

  Insulin

  ঘ

  Secretin
• The α-cells in the pancreas secrete which hormone?
  ক

  Somatotropin

  খ

  Somatostatin

  গ

  Insulin

  ঘ

  Glucagon
• The stromal tissue of the testis is responsible for the production of testosterone. True or false?
  ক

  True

  খ

  False
• Which gland is both endocrine and exocrine?
  ক

  Thyroid gland

  খ

  Adrenal gland

  গ

  Pancreas

  ঘ

  Parathyroid gland
• Which disorder involves the formation of ketone bodies?
  ক

  Graves’ disease

  খ

  Diabetes insipidus

  গ

  Acromegaly

  ঘ

  Diabetes mellitus
• Leydig cells are responsible for the production of ______
  ক

  testosterone

  খ

  estrogen

  গ

  progesterone

  ঘ

  erythropoietin
• Which of these supports pregnancy and stimulates milk secretion?
  ক

  Corpus luteum

  খ

  Ovum

  গ

  Progesterone

  ঘ

  Estrogen
• Corpus luteum is responsible for the secretion of which hormone?
  ক

  Estrogen

  খ

  Progesterone

  গ

  Vasopressin

  ঘ

  Melatonin
• Which type of cells of the Islet of Langerhans are responsible for hyperglycemia?
  ক

  β-cells

  খ

  α-cells

  গ

  δ-cells

  ঘ

  F cells
• Which hormone is responsible for regulating the osmotic pressure and body fluid volume?
  ক

  Oxytocin

  খ

  Prolactin

  গ

  Aldosterone

  ঘ

  Glucocorticoids
• Which of these hormones generates lipolysis and proteolysis and also inhibits cellular uptake?
  ক

  Insulin

  খ

  Aldosterone

  গ

  Glucocorticoid

  ঘ

  Glucagon
• Which hormone is responsible for reabsorption of sodium ions and water?
  ক

  Adrenaline

  খ

  Glucocorticoids

  গ

  Testosterone

  ঘ

  Aldosterone
• Which of these structures are present on the retina?
  ক

  Macula lutea

  খ

  Macula densa

  গ

  Macula adherens

  ঘ

  Macula flava
• Which of these does not take place when light falls on the photopigments of the eye?
  ক

  Opsin undergoes conformational changes

  খ

  Action potentials are generated in the ganglion cells

  গ

  Retinal and opsin bind together

  ঘ

  Potential differences are generated in the photoreceptor cells
• In which of these structures is visual acuity the greatest?
  ক

  Lens

  খ

  Blind spot

  গ

  Fovea

  ঘ

  Cornea
• Which of these is not a protein?
  ক

  Iodopsin

  খ

  Rhodopsin

  গ

  Opsin

  ঘ

  Retinal
• The space between the cornea and the lens is called the vitreous chamber. True or false?
  ক

  True

  খ

  False
• In which of these structures are cone cells densely packed?
  ক

  Choroid

  খ

  Blind spot

  গ

  Fovea

  ঘ

  Cornea
• What is the point of exit of optic nerves and entry of blood vessels in the eye?
  ক

  Choroid

  খ

  Fovea

  গ

  Macula lutea

  ঘ

  Blind spot
• The sensation of what color is produced when all cones are stimulated equally?
  ক

  White

  খ

  Black

  গ

  Yellow

  ঘ

  Purple
• To which of these colors are the cone cells of the eye unresponsive?
  ক

  Red

  খ

  Blue

  গ

  Yellow

  ঘ

  Green
• Which of these statements is false regarding photopigments of the eye?
  ক

  Scotopic vision is a function of rods

  খ

  Visual purple is a derivative of rhodopsin

  গ

  They are light sensitive proteins

  ঘ

  There are three types of cones
• Which of these cells are not present on the retina?
  ক

  Mast cells

  খ

  Photoreceptor cells

  গ

  Ganglion cells

  ঘ

  Bipolar cells
• Which of these is surrounded by the iris?
  ক

  Cornea

  খ

  Sclera

  গ

  Pupil

  ঘ

  Lens
• Which of these structures hold the lens in place?
  ক

  Cartilage

  খ

  Tendons

  গ

  Ligaments

  ঘ

  Adherens junctions
• What is the inner layer of the eye known as?
  ক

  Sclera

  খ

  Cornea

  গ

  Choroid

  ঘ

  Retina
• Action potentials can be inhibitory. True or false?
  ক

  True

  খ

  False
• What happens when a neurotransmitter binds to a receptor on the post-synaptic membrane?
  ক

  Opening of ion channels

  খ

  Conformational changes in the neuron

  গ

  Graded potential is transmitted across the neuron

  ঘ

  It becomes impermeable to all ions
• Which of these structures are present on the post-synaptic membrane?
  ক

  Synaptic knobs

  খ

  Synaptic vesicles

  গ

  Receptors

  ঘ

  Schwan cells