Which of the following statements regarding glucagon is false? f

Subject

Biology

Class

NEET Class 12

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 Multiple Choice QuestionsMultiple Choice Questions

1.

Which of the following is an eye disease?

  • Hepatitis

  • Measles

  • Glaucoma

  • Bronchitis


2.

Which match is true?

  • Vitamin deficiency disease Vitamin Source
    Severe bleeding Tocopherol Milk, egg
  • Anaemia Ascorbic acid Lemon, orange
  • Night blindness Retinol Carrot, milk
  • Sterility Calciferol Milk, butter

3.

Which of the following does not come under the Class Mammals?

  • Flying fox

  • Hedgehog

  • Manatee

  • Lamprey


4.

The black pigment in the eye which reduces the internal reflection is located in

  • retina

  • iris

  • cornea

  • sclerotic


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5.

Which of the following match is correct?

  • Hormone Effect
    Oxytocin Milk ejection hormone
  • Glucagon Decreases blood sugar level
  • Adrenaline Decreases heart rate
  • Thyroxine Decreases BMR

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6.

Which of the following statements regarding glucagon is false?

  • It is secreted by α-cells of Langerhans

  • It acts antagonistically to insulin

  • It decreases blood sugar level

  • The gland responsible for its secretion is heterocrine gland.


C.

It decreases blood sugar level

Glucagon is a hormone, secreted by the α- cells of the islets of Langerhans in the pancreas, that increases the concentration of glucose in the blood by stimulating the metabolic breakdown of glycogen. It thus antagonizes the effects of insulin.


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7.

Hearing impairment affects which part of brain?

  • Frontal lobe

  • Parietal lobe

  • Temporal lobe

  • Cerebellum


8.

The shoulder blade is made of

  • clavicle

  • humerus

  • ilium

  • scapula


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9. Omnis-cellula-e-cellula was given by

  • Virchow

  • Hooke

  • Leeuwenhoek

  • Brown


10.

The component of blood which prevents its coagulation in the blood vessels is

  • Haemoglobin

  • Plasma

  • Thrombin

  • Heparin


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