Arise, awake,
and, stop not till the goal is reached - Swami Vivekananda
The below mcq's from Ecology and Environment, try to solve them friends. If anybody wants to know the answers ask me in the below comment section, prepare well friends, thank you.
1. Sun is the only
source of energy for all ecosystems on Earth
2. Of the incident
solar radiation more than 50 per cent of it is Photosynthetically
Active Radiation (PAR)
Select
the correct one
1. Only 1
2. Only 2
3. Both
4. None
2.
Arrange the following in increasing order of ‘Productivity in Ecosystem’
(metric tonne
per
year)
1. Woodland and
shrubland < tropical rain forest < Continental shelf < Open sea
2. Continental shelf
< Woodland and shrubland < Tropical rain forest < Open ocean
3. Tropical rain
forest< Continental shelf< Woodland and shrubland < Open ocean
4. Woodland and
shrubland < Continental shelf < Tropical rain forest < Open ocean
3. “ecological
pyramids” means?
1. Grassland and
forest ecosystem have similar Pyramid of Numbers.
2. Pyramid of Biomass
is the most accurate among three ecological pyramids-Number,
Biomass and Energy.
3. Pyramid of Energy
is always upright in nature irrespective of type of ecosystem.
Select
the correct code
1. 1 and 2
2. 1, 2 and 3
3. Only 2
4. Only 3
4.
Which among the following are examples of ‘Secondary Succession’?
1. Formation of a new
Island after volcanic eruption
2. The renewal of a
forest after a fire
3. A flooded land
4. The renewal of a
crop after harvesting
Select
the correct option
1. 1, 2 and 3
2. 2, 3 and 4
3. 1, 3 and 4
4. All
5.
If the concentration of oxygen gets doubled in the atmosphere, what can be the
possible
effects of the same?
1. We will die young
2. Most insects will
grow bigger in size
3. We will be less
prone to sickness
4. Our Vehicle will
give better mileage
Select
the correct option
1. 1, 2 and 3
2. 1, 3 and 4
3. 1, 2, 3 and 4
6.
The ecological footprint is a measure of human demand on the Earth's ecosystems.
It
Measures?
1. How
much of the biological capacity of the planet is demanded by a given human
activity or
population
2. Ecological
Footprints is calculated for overall activity of a nation or population and
activities such as
industrialization etc.
3. The
disadvantage of Ecological Footprint is that it cannot be calculated for
individual
people or area.
Select
the wrong statements
1. 1 and 2
2. Only 2
3. 1 and 3
4. Only 3
7.
Which of the following describes the relationship of Mutualism?
1. Pollination
2. Rhizobium
3. Human and Bacteria
4. Zoochory
Select
the correct code:
1. 1, 2 and 3
2. 2. 3 and 4
3. 2 and 4
4. All
8.
Bioluminescence is the production and emission of light
by a living organism. Which of
the
following exhibit the phenomenon of Bioluminescence?
1. Krill
2. Fungi
3. Bacteria
4. Winged beetles
5. Octopus
Select
the correct codes
1. 1, 2, 4 and 5
2. 1, 3, 4 and 5
3. 2, 3, 4 and 4
4. All
9. ‘A
transition area between two adjacent but different landscape patches’ is called
as
1. Ecozone
2. Ecoregion
3. Ecotone
4. Ethology
10.
If you travel through the villages and interior of Central India and Northern
India, the
traditional
Water Harvesting System to be witnessed will be:
1. Zing
2. Johad
3. Kunds
4. Surangam
5. Kere
Select
the correct codes
1. 1, 2, and 3
2. 1, 3, 4 and 5
3. 2, 4 and 5
4. All
http://civilservicesguidance-by-anu.blogspot.com
what is the answer for question 4
ReplyDeleteoption-2 that is (2). 2,3,4
DeleteGive me the key for qus no 3, 7 and 9
ReplyDeletefor question-3 answer---> option-4
Delete(i.e) 3. Pyramid of Energy is always upright in nature irrespective of type of ecosystem.
for question-7 answer--->option-4
(i.e) all the mentioned points
for question-9 answer option-3
(i.e) ecotone
someone has asked for remaining questions:- 1,2,5,6,8,10 the answers are below:
ReplyDeleteq)1.option-->4
q)2.option-->4
q)5.option-->3
q)6.option-->4
q)8.option-->4
q)10.option-->(a)