Home » General Study and GK » Environment Questions
Environment QuestionsPage 1

1.

In a food chain, the solar energy utilized by plants is only
(a)10%
(b)0.01%
(c)0.1%
(d)1%
Answer is: ANA

2.

The largest ecosystem of the Earth is
(a)Biosphere
(b)Hydrosphere
(c)Lithosphere
(d)Biome
Answer is: BNA

3.

An artificial ecosystem is represented by
(a)pisciculture tank
(b)agriculture land
(c)aquarium
(d)zoo
Answer is: CNA

4.

The Sun is a
(a)producer of water
(b)secondary source of energy
(c)primary producer of energy
(d)tertiary producer of energy
Answer is: CNA

5.

Man can maintain an ecological balance in the biosphere by
(a)deforestation
(b)forestation
(c)suing insecticides and pesticides
(d)understanding the delicated balance in the relative number of organisms
Answer is: DNA

6.

The term ecology was first used by
(a)G Taylor
(b)Tansley
(c)Ernst Haeckel
(d)Jean Brunhes
Answer is: CNA

7.

A term biotype means
(a)all individuals having same phenotype
(b)all individuals having same genotype
(c)all individual with different phenotype
(d)all individuals with different genotype
Answer is: BNA

8.

An ecosystem is a/an
(a)undisturbed natural gas
(b)system of organisms and their environment
(c)area rich in wildlife having no humans
(d)very large area of uniform environment conditions
Answer is: BNA

9.

All components and individuals in an ecosystem are
(a)individualistic
(b)independent
(c)interdependent
(d)dispensable
Answer is: CNA

10.

The food web is
(a)a very long straight linked food chain
(b)a moderate sized food chain having many tropic levels
(c)a series of food chains having frequent inter-links
(d)a circular food chain
Answer is: CNA
Comments

No comment yet.

copyright 2014-2018 This site is powered by sNews | Login