List of practice Questions

Arrange administrative regions according to area in ascending order:
(a) Village
(b) State
(c) District
(d) Taluka
Arrange the land use with respect to growth in Gross domestic product (GDP) from favourable to non-favourable factor:
(a) Barren land
(b) Grazing land
(c) Cultivated land
(d) Land under forest
Assertion: In population pyramid, a broad base indicates high number of children in a country.
Reason: Broad apex is an indicator of high number of elderly in a country.
Test tube baby technique is called ______.
______ hormone is responsible for efflux of K\(^+\) ions from guard cells and acts as an antitranspirant.
Which event is represented by the above diagram, related to chromosomal aberrations?

Match the parts of ovule given in column I with parts of seed given in column II: 

Match the antibiotics in column I with their microbial sources in column II: 

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.