Circulatory system is open type in all of the following except _____.

1. 1. Gastropoda
   2. Arthropoda
   3. Cephalopoda
   4. Pelecypoda

A group of 8 cocci is called_____.

1. 1. Octococci
   2. Diplococci
   3. Sarcina
   4. Tetrad

“lubb” sound is produced due to _____.

1. 1. Closure of inlet valve
   2. Opening of inlet valve
   3. Closure of outlet valve
   4. Opening of outlet valve

Which of the follwing is a childhood disease resulting from nutritive Ca2+ deficiency?

1. 1. Tetany
   2. Osteomalacis
   3. Hypocalcaemia Tatanic spasms
   4. Rickets

The word virus is derived from Latin word venome meaning _____.

1. 1. Sore Fluid
   2. Salty Fluid
   3. Sweet fluid
   4. Poisonous Fluid

Which tissue of plants conducts food to its body?

1. 1. Xylem
   2. Phloem
   3. Parenchyma
   4. None of the above

Which one of the following is different from all the rest regarding the number of cells in its body_____.

1. 1. Yeasts
   2. Rusts
   3. Molds
   4. Mushrooms

A painful burning sensation produced in the chest cavity usually associated with the back flush of acidic chyme into the esophagus is_____.

1. 1. Dyspepsia
   2. Pyrolysis
   3. Peristalsis
   4. Pyrosis

The form of carbohydrate synthesised in a plants is_____.

1. 1. Cellulose
   2. Glucose
   3. Fructose
   4. Starch

Laws of segregation and dominance were given by _____.

1. 1. Mendel
   2. Darwin
   3. Morgan
   4. De Vries