Ecosystem MCQs | Ecosystem Objective Type Questions and Answers
Questions
2
In a day, How many times an individual inspire and expire (breathing)?
Answer:40,000
3
What percentage of total metabolic energy is produced through fermentation of lactic acid?
Answer: 70%
5
Which of the following opteon is correct for CO2 absorption in CAM?
Answer: During night
6
Few statements are given below in reference with Thermodynamics, Which of the following option shows all correct statements for it ?
(i)Amount of energy is constant.
(ii)During transfer of energy some amount of energy is converted in to heat.
(III) Free energy= energy which can do work.
(IV) At each trophic level amount of stored energy reduces.
(i)Amount of energy is constant.
(ii)During transfer of energy some amount of energy is converted in to heat.
(III) Free energy= energy which can do work.
(IV) At each trophic level amount of stored energy reduces.
Answer:All of the given
7
Food chain always start with producer, which of the following is an exceptional to the given statement.
Answer:Earth – worm
8
X is released in Halophytes and Y is source of it, Z process occurs in- estuary, then What does x,y,z indicate?
Answer:Y- Biological magnification
10
What does pyramid of Biomass of an ecosystem indicate in
Answer: Organisation of tissue of each trophic level
11
Which option is correct for the given information ?
Ecosystem is an outcome of an interaction between all living components and non- living components of Environment.
GPP= NPP- loss due to respiration
Primary productivity is measured in dry biomass.
Ecosystem is an outcome of an interaction between all living components and non- living components of Environment.
GPP= NPP- loss due to respiration
Primary productivity is measured in dry biomass.
Answer: TTF
12
In one forest maximum 500 lions can be allowed with than what does 500 indicate ?
Answer: Carrying Capacity of Population
15
If earth is considered a unit region then biosphere can be compared to
Answer:Biotic Community
16
If earth is considered a unit region then it can be compared to
Answer: Eco-System
17
Who accepts the nutrient released in environment by decomposer ?
Answer:Producers
18
If herbivores are "5" in number in the given food chain then, what will be the total number of trophic layers in the it ?
Answer: can not be predicted
19
Which organism provided useable phosphate from dead organisms?
Answer: Bacteria, Fungi
20
What is an Original Source of energy flow in any food chain?
Answer: Produces
