MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
NEET
NEET Biology MCQ
Neet Biology Ecosystem Mcq
Quiz 8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Q.1
Estuaries occur in .... .... [A.M.U.2001]
0%
a) Odisha and Tamilnadu
0%
b) Kerala and Tamilnadu
0%
c) Kerala and Odisha
0%
d) Odisha, Kerala and Tamilnadu
Explanation
Answer : (d)
Q.2
Taungya is practice of .... .... [M.H.T.C.E.T 2010]
0%
a) Shifting cultivation
0%
b)Agro forestry
0%
c) Production forestry
0%
d) Both A and B
Explanation
Answer : (d)
Q.3
Greatest problem in water conservation is to reduce the amount of D.P.M.T. 2009
0%
a) Ground water
0%
b) Precipitation
0%
c) Run-off water
0%
d) Evaporation
Explanation
Answer : (c)
Q.4
Non conventional source of energy is .... .... [C.P.M.T. 1995]
0%
a) Wood
0%
b) Plants and cool
0%
c) Coal
0%
d) Petroleum
Explanation
Answer : (b)
Q.5
The driving force for an ecosystem is .... .... [C.P.M.T.1991]
0%
a) Biomass
0%
b) Producers
0%
c) Carbohydrates in producers
0%
d) Solar energy
Explanation
Answer : (d)
Q.6
Cloves are obtained from .... .... [B.H.U.2003]
0%
a) Erupted styles
0%
b) Inflorescence
0%
c) True fruits
0%
d) Unopened flower buds
Explanation
Answer : (d)
Q.7
Pyramid of numbers in a grassland/tree ecosystem is .... .... [M.P.P.M.T.1998]
0%
a) Always inverted
0%
b) Always upright
0%
c) Both A and B
0%
d) Spindle – shaped
Explanation
Pyramid of number in a grassland/tree ecosystem is always upright. It shows the number of individual organisms at each level. In a grassland, the producers, which are mainly grasses, are always maximum in number. This number then shows a decrease towards apex, primary consumers are lesser in number than the grasses; the secondary consumers are lesser in number than the primary consumers. Finally, the top consumers are least in number. Thus, the pyramid becomes upright. Answer : (c)
Q.8
In comparative study of grassland and pond ecosystems .... .... [K.C.E.T.2003]
0%
a) Biotic components are almost similar
0%
b) Abiotic components are almost similar
0%
c) Primary and secondary consumers are similar
0%
d) Biotic and abiotic components are different
Explanation
Answer : (d)
Q.9
Arrange the following in descending order of their role in soil erosion a. Wind erosion b. Chemical degradation c. Physical degradation d. Water erosion Guj C.E.T. 2009
0%
a) i - ii - iii - iv
0%
b) iv - i - ii - iii
0%
c) iv - iii - ii - i
0%
d) iv - ii - iii – i
Explanation
Answer : (b)
Q.10
Stratification is more common in .... .... [Har .P.M.T.1994]
0%
a) Tropical rain forest
0%
b) Deciduous forest
0%
c) Temperate forest
0%
d) Tropical savannah
Explanation
Answer : (a)
Q.11
Stratification is found in ..... ..... [D.P.M.T.2002]
0%
a) Tropical rain forest
0%
b) Deciduous forest
0%
c) Desert
0%
d) Both A and B
Explanation
Answer : (d)
Q.12
Geothermal energy is .... .... [Pb P.M.T. 1998]
0%
a) Nonrenewable nonconventional energy source
0%
b) Nonrenewable conventional energy source
0%
c) Renewable conventional energy source
0%
d) Renewable non-conventional energy source
Explanation
Answer : (a)
Q.13
Of all the species of insects known, nearly 70-80% are found in .... .... [H.P.P.M.T.2001]
0%
a) Tropical Savanna
0%
b) Chaparral
0%
c) Tropical rain forest
0%
d) Deciduous forests
Explanation
Answer : (c)
Q.14
Chipko movement started .... .... [C.E.T.Chd 2003]
0%
a) 1963
0%
b) 1973
0%
c) 1983
0%
d) 1993
Explanation
Answer : (b)
Q.15
Ecosystem of a pond is .... .... [Pb.P.M.T.1999]
0%
a) Lotic
0%
b) Lentic
0%
c) Benthic
0%
d) Xeric
Explanation
Answer : (b)
Q.16
Chipko movement is connected with .... .... [C.P.M.T. 1998]
0%
a) Conservation of natural resources
0%
b) Plant/Forest conservation
0%
c) Plant breeding
0%
d) Project tiger
Explanation
Answer : (b)
Q.17
Which one has always an upright/steeper vertical gradient? .... .... [Har.P.M.T.2000]
0%
a) Pyramid of mass
0%
b) Pyramid of energy
0%
c) Pyramid of numbers
0%
d) Pyramid of energy in aquatic ecosystem
Explanation
Answer : (b)
Q.18
Percentage of water present in oceans and seas is .... .... [Har .P.M.T. 1994]
0%
a) 60%
0%
b) 70%
0%
c) 80%
0%
d) 95%
Explanation
Answer : (d)
Q.19
Which one has evergreen vegetation and drought adapted animals? .... ..... [Har.P.M.T.2000]
0%
a) Chaparral
0%
b) Savannah
0%
c) Tundra
0%
d) Deciduous forest
Explanation
Answer : (a)
Q.20
Where there is no difference .... ..... [C.P.M.T.1991]
0%
a) T1 and herbivores
0%
b) Primary consumers and herbivores
0%
c) Primary carnivores and T2
0%
d) Secondary consumers and herbivores
Explanation
Answer : (b)
Q.21
Terai forest is .... .... [Pb.P.M.T.2000]
0%
a) Tropical
0%
b) Coniferous
0%
c) Deciduous
0%
d) Temperate deciduous
Explanation
Answer : (a)
Q.22
Bulk fixation of carbon through photosynthesis takes place .... .... [C.B.S.E. 1994]
0%
a) Tropical rain forests
0%
b) Tropical rain forests and crop forest
0%
c) Crop plants
0%
d) Oceans
Explanation
Answer : (d)
Q.23
Weathering of rocks makes phosphorus available to first .... .... [A.M.U.2002]
0%
a) Producers
0%
b) Decomposers
0%
c) Consumers
0%
d) None
Explanation
Answer : (a)
Q.24
Source of water which does not evolve CO2 is .... .... [R.P.M.T. 1995]
0%
a) Coal
0%
b) Oil
0%
c) Organic compounds
0%
d) Nuclear energy.
Explanation
Answewr: (d)
Q.25
An ecosystem is not .... ..... [Odisha 2004]
0%
a) Open system
0%
b) Closed system
0%
c) Variable system
0%
d) None
Explanation
Answer : (b)
Q.26
Hydropower is .... .... [D.P.M.T.2005]
0%
a) Inexhaustible and renewable source
0%
b) Inexhaustible and nonrenewable source
0%
c) Exhaustible and non renewable source
0%
d) Exhaustible and renewable source
Explanation
Answer : (a)
Q.27
A treeless biome is ..... ..... [M.P.P.M.T.2000]
0%
a) Tundra
0%
b) Grassland
0%
c) Desert
0%
d) All the above
Explanation
Answer:(d)
Q.28
Which is not a method of soil conservation .... .... [K.C.E.T. 2010]
0%
a) Strip cropping
0%
b) Overgrazing
0%
c) Crop rotation
0%
d) Mulching
Explanation
Answer : (b)
Q.29
Slash and burn agriculture is .... .... [A.F.M.C. 2012]
0%
a) Crop rotation
0%
b) Organic farming
0%
c) Jhum cultivation
0%
d) Step farming
Explanation
Answer : (c)
Q.30
Which part of the world has high density of organisms? .... ..... [Odisha 2007]
0%
a) Grasslands
0%
b) Savannahs
0%
c) Deciduous forest
0%
d) Tropical rain forests
Explanation
Answer : (d)
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page