Who discovered the peptic ulcer causing bacteria Helicobacter pylori (H.Pylori)?

1. 1. Dr Barry Marshall and dr Robin Warren
   2. James parkinson
   3. Robert Hook
   4. None of these

Humming bird is an example of_____.

1. 1. Cold blooded anima
   2. Heterotherm
   3. Ectotherm
   4. Endotherm

Flagella originate from _____.

1. 1. Capsule
   2. Cell membrane
   3. Basal body
   4. Cell wall

The average internal temperature of human body is _____.

1. 1. 35 °C
   2. 36 °C
   3. 37 °C
   4. 38 °C

DNA of mitochondria is_____.

1. 1. straight
   2. spring
   3. circular
   4. All of these

Deficiency of K+ causes_____.

1. 1. Premature death of leaves
   2. No electron transport chains
   3. Stunted growth & strong chlorosis
   4. Stunted growth of roots

Which of the following nephrons play important role in production of concentrated urine?

1. 1. Medullary
   2. Juxtramedullary
   3. Crotical
   4. None of these

Which one of the following is called the Blood Bank?

1. 1. Spleen
   2. Liver
   3. Kidneys
   4. Heart

Which one of the following is a set of useful insects?

1. 1. Honeybee, silkmoth, tsetse fly
   2. Sandfly , butterfly, hoeybee
   3. Honeybee , lac insect, cochineal insect
   4. Sikmoth, honeybee, locust

In condition of high temperature, following does not occur or occurs at low level_____.

1. 1. Thermogenesis
   2. Vasodilation
   3. Evaporative cooling
   4. Activation of sweat glands