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Biology 12 Chapter 18 Chemical Coordination - 24
1.
Which of the following cells are in smaller number?
a) Gamma cells
b) Beta cells
c) Theta cells
d) Alpha cells
2.
Which cells respond directly to the level of blood glucose?
a) Beta cells
b) Gamma cells
c) Both b and c
d) Alpha cells
3.
What is responded by alpha cells directly?
a) Blood haemoglobin level
b) Blood glucose level
c) Blood protein level
d) Blood carbohydrates level
4.
Which hormone is secreted when the blood sugar rises?
a) Glucagon
b) Parathormone
c) Calcitonin
d) Insulin
5.
What is responded by beta cells directly?
a) Blood glucose level
b) Blood protein level
c) Blood haemoglobin level
d) Blood carbohydrates level
6.
Which hormone is secreted when the blood sugar level is low?
a) Insulin
b) Calcitonin
c) Parathormone
d) Glucagon
7.
When Insulin is secreted?
a) When blood glucose level is low
b) When blood sucrose level increases
c) When blood sucrose level is low
d) When blood glucose level increases
8.
Which hormone is secreted right after meal?
a) Insulin
b) Calcitonin
c) Glucagon
d) Parathormone
9.
Which hormone decreases blood glucose level to the normal level?
a) Parathormone
b) Insulin
c) Glucagon
d) Calcitonin
10.
By which of the following, rate of glucose uptake is increased?
a) Fat cells
b) Bone marrow
c) Skeletal muscles
d) Both b and c
11.
Which hormone promotes glycogenesis?
a) Calcitonin
b) Parathormone
c) Glucagon
d) Insulin
12.
Which hormone promotes conversion of glucose to glycogen?
a) Insulin
b) Parathormone
c) Calcitonin
d) Glucagon
13.
What is conversion of glucose to glycogen called?
a) Glycaemia
b) Gluconegenesis
c) Glycosuria
d) Glycogenesis
14.
What is glycogenesis?
a) High blood glucose level in blood
b) High blood glucose level in urine
c) Glucose synthesis
d) Conversion of glucose to glycogen
15.
Which hormone promotes the conversion of excess glucose to fats?
a) Parathormone
b) Insulin
c) Calcitonin
d) Glucagon
16.
Which hormone inhibits gluconeogenesis?
a) Glucagon
b) Insulin
c) Parathormone
d) Calcitonin
17.
What is glucose synthesis called?
a) Glycogenesis
b) Glycaemia
c) Gluconeogenesis
d) Glycosuria
18.
What is gluconeogenesis?
a) Conversion of glucose to glycogen
b) High blood glucose level in blood
c) High blood glucose level in urine
d) Glucose synthesis
19.
Which disease is caused due to under secretion of insulin?
a) Diabetes mellitus
b) Diabetes Insipidus
c) Grave’s disease
d) Hyperthyroidism
20.
What is the main cause of diabetes mellitus?
a) No secretion of glucagon
b) No secretion of insulin
c) Over secretion of insulin
d) Under secretion of insulin
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