Which of the following plant micro-nutrients is involved in the electron transport in photosynthesis?

1. 1. Copper
   2. Manganese
   3. Zinc
   4. Molybdenum

Osmosis is a function of which of the following factors?

1. 1. Pressure
   2. Temperature
   3. The number of solute molecules in the solutions on the two sides of the selectively permeable membrane
   4. All of the above

Dialysis is used in the case of a patient suffering from _____.

1. 1. Heart problems
   2. Kidney problems
   3. Respiratory diseases
   4. Neurological disorders

Animal flesh is a good source of high quality proteins because animal proteins are _____.

1. 1. Animal proteins are digested easily
   2. Directly taken up by muscle-tissues and add to their strength
   3. Animal proteins carry the right proportion of amino acids needed by humans
   4. Animal proteins have all amino acids

In brain, the site for intelligence, memory and emotion is present in _____.

1. 1. Medulla
   2. Cerebellum
   3. Cerebrum 
   4. Hypothalamus

Anaerobics are _____.

1. 1. Bacteria which can complete their life cycle without oxygen
   2. Bacteria which can complete their life cycle without water
   3. Colonies of unicellular bacteria
   4. Colonies of multicellular bacteria

Excessive vomiting and diarrhoea may result in the decrease of which of the following in the blood stream?

1. 1. Iron
   2. Calcium
   3. Sodium
   4. Phosphorus

Insulin, a drug that checks diabetes, was discovered by _____.

1. 1. Dr Banting
   2. James D Wartson
   3. Einstein
   4. Francis Crick

Inside which of the following is a nucleus not found?

1. 1. A plant cell
   2. An electric cell
   3. An atom
   4. A human cell

Which of the following is responsible for transferring the genetic information from one generation to the next?

1. 1. Codon
   2. RNA
   3. Messenger RNA
   4. DNA