Give the name of causal organism of syphilis and write on its symptoms.
The causative organism of syphilis is a bacterium called Treponema pallidum.
Very Short Answer
What do you understand by EW category of living being?
1. When a species is classified as EW (extinct in the wild), it means that its existence is limited to captivity or naturalized populations outside its original habitat due to extensive habitat loss. 2. The EW category designates species that no longer exist in their natural habitat, residing solely in captivity or as introduced populations … Read more
Give one example of natural pollutant.
Volcanic ash is a naturally occurring environmental contaminant.
Where was ozone hole discovered?
The discovery of the ozone hole occurred in Antarctica. It was identified as a significant environmental issue. The hole raised concerns about the impact on Earth’s protective ozone layer.
Name any 2 modern techniques of protection of endangered species.
Tissue culture In vitro fertilization of eggs
Name the reservoir and sink of carbon in carbon cycle.
1. The atmosphere serves as the primary reservoir in the carbon cycle. 2. Fossil fuels stored in the ocean and oceanic waters act as carbon sinks in the carbon cycle.
Which mineral acts as limiting factor for productivity in an aquatic ecosystem.
An inverted pyramid of numbers in an ecosystem is exemplified by the dependence of numerous insects on a single tree.
Give an example of ecosystem which shows inverted pyramid of biomass.
The inverted pyramid of numbers is exemplified by the multitude of insects reliant on a single tree.
Give an example of ecosystem which shows inverted pyramid of numbers.
An inverted pyramid of numbers is exemplified by a single tree supporting numerous dependent insects.