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Energy & Environment Management Mcqs

Q:

Which one of the following is the way for conservation of biodiversity?

A) Increase in the pollution level in the ecosystem B) Converting forest land into agricultural land in rapid way
C) Removal of exotic species D) Overexploitation
 
Answer & Explanation Answer: C) Removal of exotic species

Explanation: Removal of exotic species is one of the ways for conservation of biodiversity. It will allow the native species that they have negatively impacted to recover their ecological niches. Removal of exotic species is practical only given large groups of individuals due to the economic cost.

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100
Q:

Gene bank is one of the ways for biodiversity conservation.

A) True B) False
 
Answer & Explanation Answer: A) True

Explanation: Gene bank is one of the types which come under Ex-situ conservation of biodiversity. Genetic variability is preserved by gene bank normal growing conditions. These are cold storages where germ palm are kept under controlled temperature and humidity for storage.

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63
Q:

What is called for the natural habitats under in-situ conservation?

A) Unprotected areas B) Depleted areas
C) Exploited areas D) Protected areas
 
Answer & Explanation Answer: D) Protected areas

Explanation: In-situ conservation is one of the types of biodiversity conservation. In-situ conservation involves protection of flora and fauna within its natural habitat. The four types of protected areas are as follows, a) Biosphere reserves, b) National parks, c) Wildlife sanctuaries, d) Gene sanctuaries.

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162
Q:

What does the acronym “HIPPO” full form, which describes the main causes for threats to biodiversity?

A) Habitat destruction, Invasion species, Pollution, Polarization, and Over-harvesting B) Habitat destruction, Invasion species, Pollution, Population, and Over-harvesting
C) Habitat destruction, Increase in the species, Pollution, Population, and Ozone depletion D) Human- wildlife conflict, Invasion species, Polarization, Population, and Over-harvesting
 
Answer & Explanation Answer: B) Habitat destruction, Invasion species, Pollution, Population, and Over-harvesting

Explanation: Acronym “HIPPO” stands for Habitat destruction, Invasive species, Pollution, Population, and Over-harvesting. This acronym was proposed by Edward Osborne Wilson who is an American Biologist.

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97
Q:

How do invasive species affect the biodiversity?

A) It helps the native species to survive furthermore B) It forms a close bond with the native species and protects the biodiversity
C) It threaten the survival of the native species D) It stays for few days without harming the biodiversity
 
Answer & Explanation Answer: C) It threaten the survival of the native species

Explanation: Invasive species are the non-native species that invade healthy ecosystems and threaten the survival of the native species either by attacking them or competing with them for the habitat’s resources.

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105
Q:

Habitat destruction which results in the threat to biodiversity is resulted due to__________________

A) Agricultural industries B) Decrease in the human population
C) Adequate rainfall D) Decrease in the human-wildlife conflicts
 
Answer & Explanation Answer: A) Agricultural industries

Explanation: The primary cause of loss of biodiversity is habitat destruction which is resulted due to commercial activities associated with agriculture, irrigation, fishing etc. Extra land is needed to grow more edible goods and more land has to be cleared to meet these needs.

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122
Q:

Which one of the following is the major threat for biodiversity?

A) Reduction in the cutting of trees B) Increase in the number of trees
C) Climate change D) Balance in the predator and prey in forests
 
Answer & Explanation Answer: C) Climate change

Explanation: Climate change is one of the major threats for biodiversity. Climate is a major factor in the distribution of species across the globe, climate change forcers them to adjust. But many are not able to adjust and that cause them to die.

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84
Q:

Which one of the following is a way to reduce human-wildlife conflict?

A) Killing all the wild animals B) Shifting all the wild animals from natural forests to zoo
C) Use of strobe lights D) Kill the animals when they invade outside the forests
 
Answer & Explanation Answer: C) Use of strobe lights

Explanation: Strobe lights help to scare off destructive nocturnal wildlife. Wary nocturnal have been shown to avoid such light signals. Half strobe light and half motion sensor, the machines flash beams of light randomly in all directions to mimic a farmer with a flashlight.

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