Which of the following is responsible for producing “LUB DUB” sound of the Heart
- Contraction of atria
- Contraction of ventricles
- Contraction of muscles
- Closing of valves in heart
Which of the following is incorrect about lungs
- Encased in pleura
- Occupy intra thoracic cavity
- Slightly unequal in size
- Respiratory organ of all organisms
The different members of colonies in coelenterates which perform different functions are
- Workers
- Drones
- Zooids
- Zooplanktons
The largest group of animal kingdom is
- Mammals
- Mollusca
- Arthropoda
- Nematode
With reference to female reproduction, exchange of which material in non placental
- Wastages
- Gases
- Nutrients
- Blood
During muscle contraction, troponin binds to all of following EXCEPT:
- Actin
- Calcium
- Tropomyosin
- Myosin
Which one is chemotherapeutic agents to destroy and stop the growth of bacterium
- Penicillin
- Spirit
- Sulphuric acid
- Phenol
The butterfly shaped central pan of the spinal cord a composed of special structure known as
- Grey Matter
- White Matter
- Both Grey b White Matter
- Neuroglial protein
Cerebrospinal Fluid (CSF) a found between
- Arachnoid and pia matter
- Pia and dura matter
- Cranium and dura matter
- Dura and arachnoid matter
Which is the function associated with Golgi apparatus
- Modification of proteins and lipids
- Nerve impulse transmission
- Protein synthesis
- Detoxification of drugs
