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CBSE

Subject

Biology
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NEET Biology : Chemical Coordination and Integration

Multiple Choice Questions

51.

Which of the following is both exocrine and endocrine gland

  • Liver

  • Pancreas

  • Thyroid

  • Adrenal



52.

Deoxyribonuclease and ribonuclease are secreted by

  • liver

  • stomach

  • pancrease

  • kidney



53.

Damage to thymus in a child may lead to

  • a reduction in haemoglobin content of blood

  • a reduction in stem cell production

  • loss of antibody mediated immunity

  • loss of cell mediated immunity



54.

Moulting hormone is secreted by

  • corpora cardiacum

  • prothoracic gland

  • corpora allata

  • neurosecretory hormone



55.

Which is gonadotropin hormone

  • GH

  • MSH

  • ADH

  • FSH and LH



56.

The reabsorption of water in the kidney is under the control of

  • LH

  • ADH

  • STH

  • ACTH



57.

Parkinson's disease (characterized by tremors and progressive rigidity of limbs) is caused by degeneration of brain neurons that are involved in movement control and make use of neurotransmitter

  • acetylcholine

  • norepinephrine

  • dopamine

  • GABA



58.

Blood calcium level can be increased by the administration of

  • glucagon

  • thyroxine

  • parathormone

  • caleitonin



59.

When kidney of a person is damaged, he/she invariably suffers from anaemia because

  • RBCs pass through the glomerulus

  • sufficient erythropoietin is not produced

  • haemoglobin is not synthesised sufficiently

  • iron and vitamin B12 are not able to bind to haemoglobin



60.

Gonadotropin releasing hormone is transferred to anterior pituitary by

  • left coronary artery

  • hypophysial portal veins

  • axons of neurosecretory cells

  • nuclei of hypothalamus



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