NEET Questions - Zoology - Chemical Coordination and Control

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Physics Chemistry Botany Zoology

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By which structure, hypothalamus is connected with anterior lobe of pituitary gland?

Dendrites of neurohypophysis
Axons of neurohypophysis
Bands of white fibres from cerebellar region
Hypo physical portal system

If secretary cells of GHRH are damaged then ......

The process of cell division will be adversely affected
Urine amount will increase
Sugar level in blood increases
ADH secretion will increase

Which of the following hormone is directly acting on tissue cells?

STH
TSH
LTH
ACTH

Which of the following is correct for somato tropic hormone?

Less secretions of it causes Giantism
More secretion of it causes Dwarfism
Optimal secretion of it can retards protein synthesis
In adult, its more secretion causes enlargement of lower jaw

Write full form of ACTH?

Adrenal Cortical Tropic hormone
Adreno cortico Target hormone
Adreno cortex Tropic hormone
Adreno cortico Tropic hormone

Which of the following option is correct for the location of pineal gland?

Under corpus callosum and between cerebral hemisphere
Above corpus callosum and between cerebral hemisphere
Under corpus collosumand between cerebellar hemisphere
Lateral to cerebellar hemisphere

Which hormone regulate 24-hr rhythm of our body?

Somato tropic
LTH
Melatonin
T4 & T3

It is correct for the functionof pineal gland?

To maintain ovarianfollicle
Self defense capability
To maintain mineral ions in body
Loss of water from body

It stimulates reabsorption of water from distal tubule of kidney

ADH
Oxytocin
Glucagon
None of the given

Which cells are present on the wall of thryoid follicle?

Squamous
Cuboidal
Columnar
Ciliated squamous

Which of the following causes formation of osteoblast?

Thyroxine
PTH
Thyrocalcitonin
T3

What is cause of exophthalmic goiter?

Less secretion of thyroid
Under secretion of parathyroid
Over secretion of parathyroid
Over secretion of thyroid

a and b hormones together maintain Ca⁺² level of body?

PTH and TCT
PTH and aldosterone
TCT and ADH
T3 and T4

Which of the following disorder occurs due to deficiency of ADH?

Diabetes incipidus
Diabetes mellitus
Highly concentrated urine formation
Rapid reabsorption of nutrient

It is required for differentiation of T-cells?

T3
Thymosin
T4
Melatonin

NEET Zoology Questions: Chemical Coordination and Control