Discuss any five properties of good soil.
See Answer →Discuss the various devices used to control air pollution.
See Answer →Explain why species diversity within a given natural habitat is important?
See Answer →Explain the three types of ecological pyramids. Mention their limitations.
See Answer →Describe the various kinds of interactions between species with suitable examples
See Answer →Write at least five benefits of grasslands.
See Answer →Explain four basic processes which affect the population density.
See Answer →Discuss various steps taken for conservation of wildlife.
See Answer →Write about the defence mechanisms in plants.
See Answer →Draw clear and labelled diagrams of the following:
(a) Layer of the atmosphere based on the air temperature.
(b) Effects of air pollutants on plants
(c) Ecotone
(d) Nitrogen cycle
See Answer →Causes and consequences of deforestation
See Answer →Process in succession
See Answer →Food web
See Answer →Hydrarch
See Answer →Biomagnification and Bioaccumulation
See Answer →Sanctuary and National Park
See Answer →Chamaephytes and cryptophytes
See Answer →Oligotrophic and Eutrophic lakes
See Answer →Describe the various types of connective tissues in animals with suitable diagrams.
See Answer →Describe the function of cAMP as a second messenger in signalling
See Answer →