Environment Questions, General Study (GK)

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91.

An organism's "trophic" level refers to

(a)the rate at which it uses energy

(b)where it lives

(c)what it eats

(d)whether it is early or late in ecological succession

Comment

Answer is: C

92.

The niche of an animal is best defined as

(a)the number of individuals of the species, the environment will support

(b)the same as its habitat

(c)all the ways an animal fits into its environment

(d)the specific part for which organism is best suited

Comment

Answer is: D

93.

The biome concept illustrates

(a)dominant plant communities

(b)vocational aspect of ecosystem and plant and animal diversity

(c)old field succession

(d)animal diversity

Comment

Answer is: B

94.

Name the term commonly used for a technology that renders seeds sterile after the first generation?

(a)Terminator Technology

(b)Sterile Technology

(c)Killer Technology

(d)None of these

Comment

Answer is: A

95.

When one animal is used to suppress another, it is called this. e.g.. if snakes are encouraged in an area, the rodent population will be controlled. What is the term used?

(a)Technical control of pests

(b)Pest control

(c)Botanical control of pests

(d)Biological control of pests

Comment

Answer is: D

96.

This naturally occurring element in the rice husk makes it termite resistant

(a)Silicon

(b)Phosphate

(c)Nitrates

(d)Floride

Comment

Answer is: A

97.

The plants that begin life as epiphytes in the canopy and send their roots downward to the forest floor is called as

(a)Lianas

(b)Stranglers

(c)Parasites

(d)Saprophytes

Comment

Answer is: B

98.

The bottom zone consisting of sand silt and dead organism is called

(a)Pelagic zone

(b)Neritic zone

(c)Benthic zone

(d)oceanic province

Comment

Answer is: C

99.

Woody plants that take the form of vines supported on tree and shrubs is

(a)shrubs

(b)lianas

(c)epiphytes

(d)forbs

Comment

Answer is: D

100.

The use of microorganism metabolism to remove pollutants such as oil spills in the water bodies is known as

(a)biomagnification

(b)bioremediation

(c)biomethanation

(d)bioreduction

Comment

Answer is: B

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Environment QuestionsPage 10

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