The one which can break open a plasmid ring is_____.

1. 1. Primase enzyme
   2. Ligase enzyme
   3. Restriction endonuclease
   4. ATP-ase enzyme

The first eukarotes appeared about _____years ago?

1. 1. 2.5 billion
   2. 1.5 billion
   3. 3.5 billion
   4. 4.5 billion

Density gradient  centrifugation separates the materials on the basis of_____.

1. 1. Density alone
   2. Size alone
   3. Both a & b
   4. Velocity of movement

According to Lamarch evolution occurred as the result of_____.

1. 1. Natural selection
   2. The theory of recapitulation
   3. Over production
   4. Inheritance of acquired characters

Carbohydrates, fats & proteins are essential for_____.

1. 1. Providing energy
   2. Metabolic processes of an organism
   3. Formation of structures
   4. All of these

Which one is abundant in animals_____.

1. 1. Starch
   2. Cellulose
   3. Glycogen
   4. None of these

Maximum number of species of living things on earth are_____.

1. 1. Insects
   2. Algae
   3. Fungi
   4. Protozoa

What is the nickname of glucose?

1. 1. Dextrose
   2. Sugar
   3. Glycogen
   4. Starch

The zygote formed in liverworts is_____.

1. 1. Multicellular
   2. Unicellular
   3. Multinucleate
   4. All of these

True roots absent in_____.

1. 1. Ferns
   2. Gymnosperms
   3. Angiosperms
   4. Bryophytes