Q.1
Enrichment of water body by nutrients like phosphorus and nitrogen is called _____________
Q.2
Suppose last night was clear and calm. Tonight low clouds will be present. From this you would conclude that tonight's minimum temperature will be:
Q.3
Two-thirds of the world's known oil reserves are located in
Q.4
All the statements are correct regarding ecological succession except
Q.5
The earth's radiative equilibrium temperature is:
Q.6
Killing of animals disturbs
Q.7
Black lung disease is associated with
Q.8
What is Dendrology?
Q.9
In which of the following the maximum plant diversity is found
Q.10
_________ is a practice of clearing and burning the forest area for cultivation of crops for 3-4 years and shifting.
Q.11
Growing agricultural crops between rows of planted trees is known as
Q.12
Which of the following region has maximum diversity?
Q.13
Green Land biome
Q.14
The electrified region of the upper atmosphere is called the:
Q.15
The capacity to do work is termed as
Q.16
Nitrogen oxide and hydrocarbons released by automobiles interact to form
Q.17
The Expansion of SPCA
Q.18
A food web is
Q.19
Condensation nuclei may be:
Q.20
In pond ecosystem, the pyramid of biomass is
Q.21
In grassland ecosystem, the pyramid of biomass is
Q.22
The rate at which temperature decreases with increasing altitude is known as the:
Q.23
When water changes from a liquid to a vapour, we call this process:
Q.24
Boron, Zinc and Manganese are usually referred to as
Q.25
The cutting down of trees and setting them on fire and raising crops on the resulting ash is called:
Q.26
The wind-chill factor:
Q.27
Which of the radioactive material is largely associated with bone cancer
Q.28
Deforestation generally decreases
Q.29
What is Canopy?
Q.30
_______ is an example of "bottom feeders".
Q.31
Moisture in the air is known as
Q.32
If the air temperature increased, with no addition or removal of water vapour, the actual vapour pressure would:
Q.33
A set of organisms that resemble one another in appearance and behaviour is called a _____________
Q.34
The area to which a species is biologically adapted to live is known as ________
Q.35
_________ are used for converting saline or brackish water into pure distilled water.
Q.36
_____________ is the poisonous gas leaked during Bhopal gas tragedy
Q.37
Abundant source of inonazite sands are found on the sea shores of
Q.38
What is Pedology?
Q.39
World's first Teak Forest was planted in 1842 in Kerala. Identify the place.
Q.40
Pottery workers are at high risk of __________ lung disease.
Q.41
In a pyramid of numbers, in a grassland ecosystem, the largest population is that of
Q.42
Herbivores are also called as
Q.43
The presence of solid, liquid or gaseous compounds, which may not be normally present, or in excess concentration in the atmosphere is called
Q.44
The development of a bare area without any life form is called
Q.45
_________ is a long term pattern of weather at a particular area.
Q.46
Sulphur bacteria are examples of
Q.47
Autotrophs are ______________
Q.48
"Smog" is a mixture of
Q.49
The major pollutant from automobile exhaust is
Q.50
Fog that forms off the coast of Newfoundland is mainly a form of:
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