ZCC

ZCC ZCC is an institute open for students leading them to success since 2014. It was established by a re

An investment in knowledge pays the best interest and here in our institute,we aim at attaining excellence by providing the best qualiy of educationto every students who aspires of glistering like the brightest and the rarest gem in the field of education..

03/10/2017

Keep answering......

03/10/2017

Simple MCQ questions:

1. Hormones chemically are:
A)proteins B)fatty acid derivatives C)steroids D)all the above

2. Alpha cells of adenohypophysis secrete which hormone?
A) ACTH and LH B) GH and LTH C) FSH and LH D) TSH and FSH

3. A hormone is a molecule that:
A) moves through the blood stream and ducts
B) influences development
C) has the same chemical activity in a variety of organisms
D) alters the activity of certain non adjacent cells

4. Estrogen is necessary for:
A) development and maintenance of uterus
B) proper functioning of fallopian tube
C) normal functioning of the cervix and va**na
D) development of secondary sexual characters in female.

5. Hormones controlling expression of secondary sexual characters are secreted by which of which of these cells in the te**is?
A) sertoli cells B) spermatogonia
C) leydig's cells D) primary spermatocytes

27/09/2017

Next lot mcq questions are coming shortly..

03/09/2017

Solve:

1. An increase in the CO2 concentration shifts the shape of oxyhaemoglobin dissociation curve to the right. The phenomenon is known as:
A) Bohr's effect. B) Hamburger's effect
C) Newton's effect. D) None

2. What are the respective percentages of O2 in air we inhale and exhale?
A) 16.3; 3.00. B) 20.94; 16.30. C) 20.94; 00. D) 20.3; 3.00

3. According to modern view the blood that enters the lungs of frog is:
A) Oxygenated. B) Mixed. C) Deoxygenated. D) Low in glucose level

4. The stage when a lung collapses, specially the alveoli is:
A) Atelactasis. B) Poliomyelities. C) Asthma
D) Epistasis

5. Oxyhaemoglobin is an unstable compound because :
A) 1 Hb molecule binds 4 02 molecule
B) Hb is a complex pigmented protein
C) Hb is contained within RBCs
D) 02 and Hb are not chemically bounded but only physically combined

01/09/2017

Solve this:
Simple MCQ questions:
1. Which of these insects work as scavengers?
A)Apis B)Ants C)Wasp D)Locust

2. From which one of these, formic acid is obtained?
A)Honey bee B)Red ant C)Gryllus D)Cimax

3. Which of these insects secrete shellac?
A)Bombyx B)Laccifer lacca C)Apis D)Lepisma

4. Yellow fever is transmitted through:
A)Male anopheles B)Aedes C)Female anopheles D)Culex

5. What is the function of vector insects?
A)Spread disease acting as agents
B)Destroy crops
C)Act as scavengers
D)Useful insects

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