List of practice Questions

Match the following products with their microbial sources: 

Explain the law of dominance and compare how it differs from incomplete dominance and co-dominance.
Describe hormonal control in various phases of menstrual cycle.
Give the applications of DNA fingerprinting.
Write a note on In-situ and Ex-situ conservation.
Explain the properties of nerve fibres.
Give the causative agent, mode of transmission and symptoms of typhoid.
With the help of neat and labelled diagrams, distinguish between artery and vein.
State the names of hormone and glands secreting them:
Describe outbreeding devices which encourage cross pollination.
Give the adaptations shown by desert animals.
Explain natural selection with example of industrial melanism.
Describe physiological effect and applications of gaseous hormone in plants.
With the help of a neat, labelled diagram describe the structure of root hair.

Complete the following flow diagram of double circulation:

Distinguish between hyperthyroidism and hypothyroidism.
Write the aims of human genome project.
Enlist the characteristics of Neanderthal Man.
Define the following: (a) Gravitational water, (b) Hygroscopic water, (c) Combined water, (d) Capillary water
Give different properties of water.
A person met with a small accident and bleeds, but very soon stops bleeding. Explain the physiological process responsible for this.
Abscissic acid is the common name given to two identical substances isolated separately. Name them. Give the chemical features of abscissic acid.
What are the effects of biotechnology with relation to human health?
Name the cell which is responsible for nitrogen fixation in cyanobacteria.
How many Biodiversity hotspots have been identified around the world?