Human intervention in ecosystems - class-VIII
Description: human intervention in ecosystems | |
Number of Questions: 19 | |
Created by: Sangita Pandit | |
Tags: our environment: energy flow in the ecosystem biology human influences on the environment natural resources |
An increase in albedo would be accompanied by ___________ in radiative equilibrium temperature.
Good urban planning is essential for _____________ land use.
______________ ecosystems are maintained artificially by man.
Which is not a component of human socio-cultural environment?
Metallic pollutants released by automobiles that use leaded fuel is
What are man-made sources of acid rain?
Tsai Lun is famous for inventing
In humans, nitrates causes blood disease and
The largest store of carbon molecules on earth is in
An ideal shelter for housing a temperature-measurement instrument should be:
What is auxiliary energy in man subsidized solar powered ecosystem?
Public awareness of environment creates _____________
Vulcanisation of Rubber is carried out to make it
Choose the correct answers from the alternatives given.
Most of biological diversity has probably arisen by:
High concentration of $SO _{2}$, $NO _{2}$, $CO _{2}$, SPM in atmosphere, causes threats to
State whether the following statements are true or false.
Human intervention in natural community interactions usually makes the community more stable
Clinkers can be used as aggregate: concrete and
Which ecosystem is very important for man to produce food and fiber?
Global warming could cause a rise in the sea level because