Q2) The flexibility in plants is due to a tissue called :-

Q3) In hydrophytic plants , what provides buoyancy ?

Q4) The cells of cork are dead and have ______ in their walls that makes them impervious to gases and water.

Q5) The dead cells of Sclerenchyma posess a water-proof material called :-

Q6) Determing the age of a tree, by counting the number of annual rings is called :-

Q7) Which of these is not a function of epithelial tissue :-

Q8) The size of the stem increases in the width due to the presence of :-

Q9) Which type of Epithelial cells help in the movement of solid particles (eg. mucus), through a rythmic, concerted beating of the thread-like structures in its outer lining ?

Q10) What is the white and yellow fibres of the Areolar connective tissue made of ?

Q11) If a person has a dislocated bone , what could be the possible reason for it ?

Q12) The matrix of cartilage has a delicate network of collagen fibres and _______ :-

Q13) What is the branch of medicine devoted to the study of blood ?

Q14) Heart and intestinal muscles are :-

Q15) Which nerve fiber conducts electrical impulses away from the neuron's cell body ?

Q16) What type of plant groups are adapted to live in hot conditions and need little water ?

Q17) The Adipose connective tissues are the reservoirs of :-

Q18) What is the percentage of the plasma in the blood of an average human ?

Q19) When boiled in water collagen changes into :-

Q20) The hardest tissue found in the Human body is :-