The system well developed in the acoelomate is_____.

1. 1. Transport system
   2. Excretory system
   3. Nervous system
   4. All of these

The word “BIOLOGY” has been derived from_____word?

1. 1. Greek
   2. Latin
   3. English
   4. French

Spirochete is an example of_____.

1. 1. Aerobic bacteria
   2. Facultative bacteria
   3. Microaerophilic
   4. Anaerobic bacteria

Protein which acts as hormone is_____.

1. 1. Oxytocin
   2. Casein
   3. Trypsin
   4. Keratin

Sporophyte is_____.

1. 1. Diploid
   2. Monoploid
   3. Haploid
   4. Polyploidy

Which of the following plant group first formed true leaves_____.

1. 1. Psilopsida
   2. Sphenopsida
   3. Pteropsida
   4. Lycopsida

The internal buds are known as_____.

1. 1. Spicules
   2. Gemmules
   3. Choanocytes
   4. None of these

_____ respiration is the process by which cell utilized oxygen and produces CO2.

1. 1. Organismic
   2. Both of these
   3. Cellular
   4. None of these

If bile pigments are prevented from leaving digestive tract, then they cause_____.

1. 1. Hepatitis
   2. Gall stones
   3. Blockage
   4. Jaundice

Total number of amino acids discovered so far in cells and tissues are_____.

1. 1. 170
   2. 20
   3. 25
   4. 150