Biosphere
Geography ⇒ Physical Geography
Biosphere starts at 8 and continues till grade 12.
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Define the term 'biosphere' and explain its significance in the context of Earth's physical geography.
Describe how human-induced climate change can affect the biosphere.
Describe the difference between a food chain and a food web.
Describe the impact of pollution on the biosphere.
Describe the process of energy flow in the biosphere.
Describe the role of the biosphere in the carbon cycle.
Explain how deforestation affects the biosphere.
Explain the concept of biomes and give two examples.
The biosphere interacts with which of the following spheres? (1) Lithosphere (2) Atmosphere (3) Hydrosphere (4) All of the above
Which of the following best describes a food chain? (1) A network of interconnected food webs (2) A linear sequence of organisms through which nutrients and energy pass (3) The process of photosynthesis (4) The movement of tectonic plates
Which of the following is a biotic component of the biosphere? (1) Soil (2) Water (3) Plants (4) Air
Which of the following is a characteristic of a tropical rainforest biome? (1) Low rainfall (2) High biodiversity (3) Cold temperatures (4) Sparse vegetation
Fill in the blank: The largest reservoir of carbon in the biosphere is __________.
Fill in the blank: The process by which green plants convert solar energy into chemical energy is called __________.
Fill in the blank: The process by which nitrogen is converted into a usable form for plants is called __________ fixation.
Fill in the blank: The process by which water moves through the biosphere, atmosphere, and lithosphere is called the __________ cycle.
True or False: All ecosystems within the biosphere are equally productive.
True or False: Human activities have no impact on the biosphere.
True or False: The biosphere extends from the deepest ocean trenches to the upper atmosphere where life exists.
True or False: The biosphere includes only terrestrial life forms.
