In mouth cavity of many molluscs there is a rasping tongue like structure_____rovided with many horny teeth.

1. 1. Mantle
   2. Ligule
   3. Radula
   4. Muscle

Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are _____.

1. 1. lipids
   2. carbohydrates
   3. proteins
   4. DNA

Loss of appetite due to the fear of becoming obese is_____.

1. 1. Bulimia nervosa
   2. Anorexia nervosa
   3. Dyspepsia
   4. Piles

At level above _____, sound turns into harmful noise pollution.

1. 1. 30db
   2. 80db
   3. 100db
   4. 120db

A stone measuring 0.4 cm, blocking the outlet of renal pelvis resulting in mild to moderate tract obstruction. Which of the following technique will be opted to remove this stone?

1. 1. Extracorporeal Shock wave lithotripsy
   2. Kidney surgery
   3. Burring a hole and removing the stone manually (nephrolithotomy)
   4. None of these

Which step causes activation of catalytic site of an enzyme_____.

1. 1. Formation of Enzyme Substrate complex
   2. Change in pH of the surroundings
   3. Change in the charge of the active site
   4. Change in temperature

Those organisms which can prepare their own food from simple inorganic material and can store energy are called_____.

1. 1. Heterotrophs
   2. Procariotique
   3. Autotrophs
   4. Eu-cariotique

The windpipe or trachea lies?

1. 1. Lateral to oesophagus
   2. Dorsal to oesophagus
   3. Ventral to oesophagus
   4. None of these

Only myosine is present in_____.

1. 1. A band
   2. 1 band
   3. Sarcomere
   4. H zone

Carbon commonly combines with_____.

1. 1. P & S
   2. H
   3. N & O
   4. All of these