BIOGRAPHY
1. Which
one of the following statements is not correct?
(a) Mollisol is thick in depth and dark brown in
colour.
(b) Andisol is a volcanic soil.
(c) Oxisol have well developed horizons.
(d) Inceptisol have weakly developed.
2. Soil
horizon E exists between horizons of?
(a) O & A (b) A & B
(c) B & C (d) C & R
3. Which
of the following soils are clay rich soil that shrink and swell with changes in
moisture content?
(a) Andisols (b) Histosols
(c) Ultisols (d) Nertisols
4. A
plant which grows under very low temperature is called
(a) Heliuphyte (b) Homeostasis
(c) Hekistotherm (d) Halocline
5. Consider
the following statements:-
1. Soil consist of organic and inorganic
matter.
2. Humus particles give the soil a brown or
black color.
3. Soil has high level of oxygen.
(a) 1 & 2 (b) 2 & 3
(c) 1 & 3 (d) All of these
6. The
correct sequence of strata of the rainforest from (top to bottom):-
(a) Emergents,canopy,understory,forest floor.
(b) Canopy,emergents,understory,forest floor.
(c) Forest floor,understory,emergents,canopy.
(d) understory,forest floor,emergents,canopy.
7. Which
biome is also called boreal forest
(a) Grass lands (b) Taiga
(c) Tundra (d) Rain forest.
8. Match
the following?
List I List
II
(Types of Soil) (Region)
A. Alfisol 1. Savanna grasslands sudan.
B. Histosol 2. South East Asia.
C. Ultisol 3. Taiga region
D. Vertisol 4. Peat or muck in temperate latitude.
Code:
A B C D
(a) 3 4 1 2
(b) 3 4 2 1
(c) 1 2 3 4
(d) 1 2 4 3
9. Sclerphyll
forest is a typical vegetation of the?
(a) Equatorial climate (b) N.W European climate
(c) St. Lawrance climate (d) Mediterranean climate
10. Which
one of the following ecosystems has the highest primary production?
(a) Continental shelf (b) Algal beds and reefs
(c) Open Oceans (d) Esturies (tidal)
11. Consider
the following about Taiga?
1. Taiga is the largest land biome on Earth.
2. Its Area about 17.1 of the Earth’s Land
area.
3. It is characterized a low arte of
precipitation.
Which
of the above statements are correct?
(a) 1 & 2 (b) 2 & 3
(c) 1 & 3 (d) All of these
12. Consider
the following?
1. Snake is Teri tarry consumer in grassland
biome.
2. Fish is Secondary consumer in Pond biome.
Which
of the following is\are correct?
(a) 1 Only (b) 2 Only
(c) Both 1 & 2 (d) Neither 1 & 2
13. The
specific physical space occupied by an Oraganism in ecosystem is called:
(a) Nekton (b) Niche
(c) Food web (d) Limnectic
14. Consider
the following?
1. Mediterranean climate has warm summer and
moist winter.
2. Pine and spruce are mainly found in the
taiga forest.
Which
of the following is\are correct?
(a) 1 Only (b) 2 Only
(c) Both 1 & 2 (d) Neither 1 nor 2
15. Match
the following?
List I List
II
(Koppel climate Designation) (Biomes and
Ecosystem)
A. CFA 1. Ferns and palm
B. CGA 2. Maple
C. AW 3. Olive
D. AF 4. Acacia
Code:
A B C D
(a) 4 1 3 2
(b) 4 1 2 3
(c) 2 3 1 4
(d) 2 3 4 1
16.
Consider the following?
1. Tertiary consumers eat secondary consumers.
2. Food chains end with top predators animals
that have little or ni natural enemies.
Which
of the following is\are correct?
(a) 1 Only (b) 2 Only
(c) Both 1 & 2 (d) Neither 1 nor 2
17. Which
is the most polluted City in the World?
(a) Cairo (b) Delhi
(c) Kolkata (d) Tiajin
18. Which
is correct sequence of emission CO2 of given countries?
(a) China
> United State > Russia
> India
(b) United state > China
> Russia > India
(c) United State > China
> India >Russia
(d) China
> Russia >India > United States
19. Which
one of the following is not correctly matched?
Country Vegetation
(a) Russia
: Spuce
(b) Australia : Eucalyptus
(c) Congo : Sclerophyllous
(d) Brazil : Epiphytes
20. Consider
the following?
1. Equatorial rain forest is often called as
“Broad leaf evergreen forest”
2. Some species develop wide buttress roots
3. Crown of equatorial trees have two or three
layers.
Which
of the above statements are correct?
(a) 1 & 2 (b) 2 & 3
(c) 1 & 3 (d) All of the these.
21. In Which biochore the structure of vegetation
is significantly determined and maintained by pervodic fires?
(a) Desert (b) Forest
(c) Savanna (d) Tundra
22. Which is the Correct sequence of the primary
production for various ecosystems in a descending order:
(a) Rain
Forest of equatorial zone, fresh water swamps and marshes Triga forest,
Temperate grass lands.
(b) Fresh
water swamps and marshes , Rain forest
of equatorial zone Taiga Forests, Temprate grass lands.
(c) Fresh
water swamps and marshes, Rain forest of equatorial zone Temporate grass lands
, Taiga forest.
(d) Rain
forest of equatorial zone, Fresh water swamps and marshes, Taiga forests,
Temperate grass lands.
23. Consider
the following?
1. Lianas is a characteristic of the equatorial
forest.
2. The selva is the largest tract of equatorial
rain forest.
Which
of the following is\are correct?
(a) 1 Only (b) 2 Only
(c) Both 1 & 2 (d) Neither 1 nor 2
24. The
tallest tree of the world are found in the:
(a) Equaterial biome (b) Tropical biome
(c) Temperate rain-forest biome (d) Mediterranean biome
25. Match
the following?
List
I List
II
(Soil type) (Region)
A. Chernozems 1. Northen plains of India.
B. Laterite 2. Eastern Romania
C. Podzol 3. Eastern Russia
D. Alluvial 4. Central Africa
Code:
A B C D
(a) 2 4 1 3
(b) 2 4 3 1
(c) 1 3 4 2
(d) 3 1 4 2
26. The
vegetation which survive on aerial roots is:
(a) Selvas (b) Coatringa
(c) Taiga (d) Mangrove
27. Which
one of the following pars are correctly matched?
(a) Chernozem
- Savannas
(b) Sierozen - Selvas
(c) Podzol - Conifers
(d) Latosols - Scribs
28. Which
of the following pairs are correctly matched?
1. Pine – Coniferous
2. Sal – Tropical deciduous
3. Teak – Evergreen
Select
the correct answer using the codes given below:
(a) 1 & 2 (b) 2 & 3
(c) 1 & 3 (d) 1, 2 & 3
29. Consider
the following about Timberline:
1. The boundary marking the termination of tree
growth is known as the timber line.
2. Its location is determined by the amount of
moisture, exposure, evaporation and depth of snow.
Which
of the following is\are correct?
(a) 1 Only (b) 2 Only
(c) Both 1 & 2 (d) Neither 1 nor 2
30. Laterite
soils are formed due to:
(a) Removal of silicates , lime and Oraganic
matter.
(b) Distegration of Volcanic matter.
(c) Deposition of limestone
(d) Decayed organic matter
31. Soil, which have undergone gleying and are
associated with marshes, swamps or poorly drained upland are called:
(a) Halomorphic soil (b) Oligomorphic soils
(c) Calcimorphic Soil (d) Hydromorphic Soils
32. Consider
the following?
1. Gleization is associated with areas where
organic matter is undecomposed or partially decomposed.
2. In humid tropical climate, excessive
leaching takes place under alternative arid and humid conditions.
Which
of the following is\are correct?
(a) 1 Only (b) 2 Only
(c) Both 1 & 2 (d) Neither 1 nor 2
33. Which
one of the following statement is not correct?
(a) Grassland soils rich in organic matter and
high in bases are called Mollisols.
(b) Highly weathered tropical and subtropical
soils are called Oxisols.
(c) Soils in waterlogged and with high organic
matter are called Histosols.
(d) Recent Soils with no horizons are called
Inceptisols.
34. The biotic component of an ecosystem can be
divided into functional categories on the basis of food or energy source. Each
such group of Organisms forms a:
(a) Food
chains (b) Food web
(c) Trophic
community (d) Species
35. A Transition zone between two adjacent biomes,
contaiig some organisms from adjacents biomes and some characterstic ones
restricted to the zone itself is called:
(a) Ecotope (b) Ecotone
(c) Eco
species (d) Eco sphere
36. When the succession starts under condition
highly unfavourable to plants themselves have to create a suitable physical
environment for themselves, it is
(a) A
primary succession (b) A pioneer succession
(c) An
Autogeic Successio (d) An allogenic succession
37. Before the climatic climay Vegetation evolves
there are some stages of short term equilibrium between the plants and the
environment such a short climax is called?
(a) A
Short term Climax (b) An edaphic climax
(c) A
temporary climax (d) An eco-climax
38. Consider the following?
1. Soils
of tropical regions are rich in insoluble iron and aluminium compounds.
2. High
temperature and humidity are favourable to bacterial activity and the soils
thus lack humus.
Which for statements is\are correct?
(a) 1 Only (b) 2 Only
(c) Both
1 & 2 (d) Neither 1 nor 2
39. Which one of the following statements is not
true about soils?
(a) Hardpan
is layer of hard deposits which occurs in the lower layers of some soils.
(b) A
lateritic soil can form any type of rock.
(c) Peaf
soils developed best under hot and dry climate conditions.
(d) Terra
Rossa Soils form under semiarid conditions.
40. These soils are limited geographically to the
high latitude polar regions and localized areas at high mountains.
Which of the following soils?
(a) Spodosols (b) Gelisols
(c) Alifisols (c) Entisols
41. Which one is supposed to be the most stable
environment?
(a) Temperate
grasslands (b) Tropical rain forest
(c) Hilly
regions (d) Deep sea regions
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