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Chemical Control and Coordination MCQ. We covered all the Chemical Control and Coordination MCQ in this post for free so that you can practice well for the exam.
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MCQ on Chemical Control and Coordination for Students
The substances that regulate plant growth are
a. Pheromones
b. Phytohormones
c. Inhibitors
d. Neurohormones
Option b – Phytohormones
The concept that specific substances control plant growth was initially introduced by
a. F.W. Went
b. Darwin
c. Frances
d. Lamarck
Option a – F.W. Went
The scientific name of oat is
a. Cajanus
b. Avena
c. Brassia
d. Datura
Option b – Avena
The movement of plant shoots in response to light is known as
a. Phototropism
b. Photoperiodism
c. Geotropism
d. Photodominism
Option a – Phototropism
In which organism are endocrine glands found?
a. Amoeba
b. Earthworm
c. Euglena
d. Humans
Option d – Humans
What do endocrine glands produce?
a. Blood
b. Lymph
c. Enzymes
d. Hormones
Option d – Hormones
Which gland is referred to as the master gland?
a. Thyroid
b. Adrenal
c. Islets of Langerhans
d. Pituitary
Option d – Pituitary
Which gland connects the endocrine system with the nervous system?
a. Adrenal
b. Thyroid
c. Testes
d. Pituitary
Option d – Pituitary
Oxytocin and vasopressin are released by the
a. Ovary
b. Parathyroid
c. Adrenal
d. Pituitary
Option d – Pituitary
One of the symptoms of diabetes mellitus is
a. Elevated glucose in liver
b. Reduced blood glucose
c. Glucose present in urine
d. Absence of glucose in urine
Option c – Glucose present in urine
Which gland is situated near the trachea?
a. Pancreas
b. Liver
c. Adrenal
d. Thyroid
Option d – Thyroid
Regulation of calcium and phosphate in bones is controlled by
a. Thyroxine
b. Prolactin
c. Parathormone
d. Progesterone
Option c – Parathormone
Which hormone governs the metabolism of fats, proteins, and carbohydrates?
a. Cortisol
b. Insulin
c. Progesterone
d. Vasopressin
Option a – Cortisol
Islets of Langerhans are located in the
a. Kidney
b. Liver
c. Pancreas
d. Trachea
Option c – Pancreas
The hormone that converts glycogen into glucose is
a. Insulin
b. Cortisol
c. Glucagon
d. Progesterone
Option c – Glucagon
Lack of which hormone leads to diabetes mellitus?
a. Testosterone
b. Oestrogen
c. Glucagon
d. Insulin
Option d – Insulin
Which system detects internal and external changes in the body?
a. Digestive system
b. Endocrine system
c. Nervous system
d. Circulatory system
Option c – Nervous system
Which organ is responsible for receiving, processing, and integrating information?
a. Heart
b. Synapse
c. Pituitary
d. Brain
Option d – Brain
What body structures function similarly to telephone wires in transmitting signals?
a. Veins
b. Arteries
c. Muscles
d. Nerves
Option d – Nerves
Neurons are nourished by
a. Red blood cells
b. Glial cells
c. Monocytes
d. Platelets
Option b – Glial cells
Nissl granules are present in
a. Eosinophils
b. Glial cells
c. Neurons
d. Lymphocytes
Option c – Neurons
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