Which of the following have thickest walls?

1. 1. Veins
   2. Arteries
   3. Capillaries
   4. None of these

Joints present in skull are example of_____.

1. 1. Fibrous joints
   2. Cartilaginous joints
   3. Synovial Joints
   4. Slightly moveable joints

The number of alveoli in human lungs is estimated to be around_____.

1. 1. 500 millions
   2. 650 millions
   3. 800 millions
   4. 1 billion

About _____of the body weight of a mammal is water ?

1. 1. 0.6
   2. 0.7
   3. 0.65
   4. 0.75

Ribosomes are tiny Granules first studied in 1955 by_____.

1. 1. De-Duve
   2. Palade
   3. Schwann
   4. August Weismann

Out of 92 naturally occurring chemical elements how many are considered as bio-elements_____.

1. 1. 6
   2. 26
   3. 15
   4. 16

Term allele was coined by?

1. 1. Negalli
   2. Dixon
   3. Bitson
   4. Robert Brown

What content does only a plant cell has_____.

1. 1. Cell Membrane
   2. Cytoplasm
   3. Chromatin
   4. Cell wall

_____potential is the measure of the change in water potential of a system due to the presence of solute molecules?

1. 1. Pressure
   2. Osmotic
   3. Both a & b
   4. None of these

Which of the following statement is incorrect about RNA _____?

1. 1. The pentose sugar in it is Ribose
   2. It is present in the nucleoli
   3. It contains Adenine Guanine Thymine and Cytosine
   4. It may be folded back on itself to give double helical characteristics