Question 1 :
About how much blood is in the circulatory system of an average person?
Question 4 :
The functions of bone includes:<br/>l. Formation of blood cells <br/>ll. Protection of vital organs <br/>lll. Framework for movement 
Question 5 :
Long plants are able to stand erect due to presence of<br>
Question 7 :
Supportive skeleton structures in the human external ears and nose tip are of _____________.
Question 9 :
State whether true or false. The epidermal layer in plants does not have intercellular spaces. 
Question 10 :
Which of the following substances is absent in the cell walls of sclerenchyma?
Question 14 :
The type of tissue lining the nasal passage, bronchioles, and fallopian tubes is<br/>
Question 16 :
The inner lining of ducts of sweat glands and pancreatic duct is formed of epithelium
Question 19 :
In which one of the following tissue types are you likely to come across cell junctions most frequently?
Question 22 :
The bundle of axons in the central nervous system is known as
Question 24 :
Assertion: Connective tissue inside the brain is essential for conduction of nerve impulse.
Reason: Connective tissue hold together the nerve cells of brain.
Question 25 :
The interval between the beginning of electrical response and peak of tension recorded is the<br>
Question 27 :
Krause's membrane or Z-line is a myofibril, which separates two adjacent<br>
Question 29 :
In the thin filament of skeletal muscle fibre, a small globular protein, that masks the active sites on the F-actin is<br>
Question 30 :
Assertion: Nerve cells arise from the neural plate of embryonic endoderm and serve as the structural and functional units.
Reason: Nerve cells are highly excitable cells specialized for impulse conduction known as neurons.
Question 31 :
Which of the following is the initial step towards good health?
Question 41 :
Which one of the following agents affects hatching of silk worm eggs?
Question 50 :
$Trypanosoma$, the causative agent of African sleeping sickness belongs to which class of protozoa?
Question 59 :
The following are all methods to prevent the spread of communicable disease EXCEPT:<br/>
Question 60 :
In the life-cycle of Plasmodium vivax, some stages may survive for long periods in liver as dormant stages known as