Which one of the following causes contraction of wall of the uterus during and after birth?

1. 1. Progesterone
   2. ADH
   3. Oxytocin
   4. MSH

Value of resting membrane potential is _____.

1. 1. 0.02 V
   2. 0.04 V
   3. 0.07 V
   4. 0.09V

In life cycle of Pinus megaspores produced by megasporangium divide into 4 megaspores by _____.

1. 1. Meiosis
   2. Mitosis
   3. Both depending upon the conditions
   4. Both in each and every condition

Which of the following statement is incorrect about Molluscans?

1. 1. They have hydrostatic skeleton
   2. They move by tube feet
   3. Their shell grows as the animal grows
   4. They are surrounded by single or double pieces of hard skeleton

Example of bacteria requiring low concentration of oxygen is _____.

1. 1. Campylobactor
   2. E-coli
   3. Pseudomonas
   4. spirocheta

How many milky teeth or primary teeth does a human have?

1. 1. 15
   2. 20
   3. 26
   4. 32

What are the major Biological issues of today?

1. 1. Human population growth
   2. Infectious diseases and Addictive drugs
   3. Pollution
   4. All of these

Which of the following is an example of “molecule”?

1. 1. DNA
   2. A Nerve Cell
   3. Chloroplast
   4. Hydrogen

Which of the following is the less important organ in human body?

1. 1. Navel
   2. Hair
   3. Hip bone
   4. Appendix

Splitting of glucose relates to _____.

1. 1. pyruvic acid
   2. respiration
   3. glycolysis
   4. photorespiration