A compound produced as a result of a chemical reaction of an alcohol with an acid in which water molecule is released is called _____.

1. 1. Neutral lipid
   2. Monosaccharide
   3. Nucleic acid
   4. Fatty acid

Rose is an example of _____.

1. 1. Hydrophytes
   2. Mesophytes
   3. Halophytes
   4. Xerophytes

Oxygen accounts for _____ of totals human body mass?

1. 1. 12%
   2. 24%
   3. 48%
   4. 65%

Pepsinogen is produced from _____.

1. 1. Mucous cells
   2. Zymogen cells
   3. Parietal cells
   4. All of these

Another name for Kingdom Monera is _____.

1. 1. Prokaryotae
   2. Archae
   3. Protoctista
   4. None of these

Circular disc shaped structure with a round hole is _____.

1. 1. Iris
   2. Horoid coat
   3. Ciliary body
   4. Pupil

Constricting ring around nematode is formed by_____.

1. 1. Arthrobotrys
   2. Mildews
   3. Pleurotus ostreatus
   4. None of these

Functional units of lungs are called_____.

1. 1. Parabronchi
   2. Alveoli
   3. Air sacs
   4. All of these

Which one of the following statements about cell membrane is not true?

1. 1. It is a differentially permeable membrane
   2. It contains protein molecules embedded in lipid bilayer
   3. It may get enfolded to engulf solid or liquid material
   4. It contains charged pores thus ions being charged particles cross cell membrance much easier than neutral particles

Of the following, which one is better respiratory medium_____.

1. 1. Soil
   2. Water
   3. Air
   4. All of these