Which of the Euglenas (a Protoctista) character resembles that of animals_____.

1. 1. They can move
   2. They lack cell wall
   3. Both a and b
   4. They do not have chlorophyll

Spores in sporangia are produced by process?

1. 1. Asexual
   2. Sexual
   3. Both of these
   4. None of these

In life cycle of bacteriophage which step occur after attachment of prophage with the receptor site of the bacterial cell wall_____.

1. 1. Absorption
   2. Penetration
   3. Multiplication
   4. Lysogeny

Which of the following vitamins is useful in ostcoimalacia?

1. 1. Vitamin D
   2. Vitamin E
   3. Vitamin C
   4. Vitamin A

Which of the following cells secrete insulin?

1. 1. Alpha cells
   2. Beta cells
   3. Delta cells
   4. Nerve cells

The method of reproduction of new plants by cells instead of seed is known is_____.

1. 1. Tissue culture
   2. Mutation
   3. Antibiosis
   4. Recombination

Human blood is a viscous fluid due to_____.

1. 1. Platelets in plasma
   2. RBC and WBC in blood
   3. Sodium in serum
   4. Proteins in blood

The resolving power of electric microscope is_____.

1. 1. 0.2 mm
   2. 0.2 m
   3. 0.2 nm
   4. All of these

In human body 99% of total mass is formed of_____.

1. 1. 16 Bio-elements
   2. 6 Bio-elements
   3. 12 Bio-elements
   4. 10 Bio-elements

Reverse transcriptase is present in_____.

1. 1. All RNA viruses
   2. All DNA viruses
   3. All viruses
   4. All retroviruses