Multiple Choice Questions (MCQs)
There are ________ types of herbivory depending upon different feeding habits.
________ competition occurs between two species to use the same resources.
In which of the following organism logistic growth occurs.
K-selected species are typically ________ competitors in such crowded habitats.
According to Endosymbiotic Theory, ________ evolved from endocytosis of aerobic bacteria.
________ enables animals to survive periods of reduced food availability.
Which of the following is NOT the external factor of Ecosystem?
In interspecific interactions counter-illumination eliminates ________.
Which of the following limiting factor cannot regulate population at constant level?
Kingdom Protista consists of ________.
Which of the following has low algal growth?
Gregor Mendel proposed the laws of genetics in ________.
In transpiration plants absorb ________ from the soil.
________ is the amount of chemical energy as biomass that primary producers create in a given length of time.
Mercury bioaccumulates in the ________ of top predators of the open ocean.
Who is the father of taxonomy and systematics?
Atmosphere is ________ nitrogen by volume.
A specific functional role and place of an organism called its ________.
Existence of shared ancestry between a pair of structures, or genes, in different taxa occur in ________.
It occurs in large animals.
Which of the following is not the characteristic of Eutrophic lake?
According to first law of thermodynamics ________ is neither created nor destroyed in the biosphere.
New genetic material is generated during ________ evolution.
Variability in Net Primary Productivity of Wetlands and tropical rain forests is ________.
Who proposed the law of use and disuse?
Approximately ________ tons of sodium chloride is extracted from the Great Salt Lake.
Second atmosphere formed carbonates that were deposited as ________.
________ occurs in small, local populations, called demes which are not completely isolated from each other.
The ________ is a energy intensive process.
In pyramid of ________ one trophic level has greater biomass than the one below it.
Stratosphere is ________ major layer of Earth's atmosphere.
Removal of apex predator in environment called ________.
Which of the following order is correct?
In homeostasis ________ is a critical factor.
Orientation towards a factor called ________.
In Nitrogen cycle Immobilization is the opposite of ________.
Evolution of 14 species of finches from the original seed eater finches from mainland is the example of ________ speciation.
Each ________ trophic level has its own secondary productivity.
Natural environment where a species/organism lives is called ________.
Likely sea level rise during the 21st century is ________.
________ transfer heat from one place to another by mass motion of a fluid such as water, air or molten rock.
Thermosphere Known as ________
The atmosphere provides protective shield against radiation and ________.
Legs have been modified for perching in ________.
The rate that new organic matter is made by means of individual growth and reproduction in all the herbivores is ________.
Cynaobacteria is the example of ________.
In aposematism advertisement of signals includes ________.
One of the major disruptions is loss of habitat in ________.
Animals undergo ________ in extended period of drying.
Which of the following bacteria have a single flagellum at both ends?
Thermoacidophiles live in superheated water with temperature ________.
In ________ legs have been modified for swimming.
It represent tiny portion of the complexity of real ecosystems.
Weismann made the important distinction between ________ cells and ________ cells.
Which of the following are also called blue green algae?
This speciation occurs within a single population.
Proteolysis releases nitrogen and ________.
The salt concentration in oceans is roughly ________.
They obtain energy by means of inorganic oxidation reactions
Volcanic eruptions release ________ into the atmosphere.
Which of the following bacteria fix atmospheric nitrogen in anaerobic conditions?
________ speciation occurs within a single population.
There is limited number of feeding or trophic levels in ________.
Files and ________ have outlandish proboscises.
________ consists of distinct biological communities.
Conditions in the reproductive ________ of a female may not support the sperm of male.
Parapatric speciation occurs in small, local populations, called ________.
Which of the following proteins are useful for looking at relationships among more closely related animals?
Cell wall of bacteria consists of ________.
According to the ________ concept, Evolutionary changes are occuring gradually over millions of years.
In crypsis animals habitually press their bodies to the ________.
Photosynthesizing bacteria that are related to the chloroplasts of eukaryotic plants and algae are called ________.
Cascade effect leads to increase in ________ species.
It has two phases.
The ________ is key element in survival of life.
They can breakdown carbohydrate anaerobically also.
________ pyramids are usually, but not always, upright.
________ is an early freshwater reptile, found as fossils from the Early Permian Period.
________ brings all the toxic chemicals in air back into surface runoff.
Members of the domain archaea, don't have ________ in their cell wall.
Which of the following diseases is caused by sewage water?
It occurs when uptake from the water is greater than excretion.
They release digestive enzymes by their hyphae
In ________ wings have been modified for hovering.
Transparency in interspecific interactions showed by ________.
In ________ at either limit, one or more essential functions cease.
Population size ________ above carrying capacity.
In ________ growth a stationary or stable phase is achieved.
________ are strongly affected by light pollution.
________ was Father of geology and stratigraphy.
Short protein appendages smaller than flagella is called ________.
Layers of atmosphere increases with ________ in some regions.
The theory of ________ states that evolution occurs primarily through short bursts of intense speciation, followed by lengthy periods of stasis.
Thermoacidophiles live in the environment with ________ pH.
Adult human body contains ________ of water by weight.
Land fill is the example of ________.
In aquatic ecosystem, ________ reacts with the water to form bicarbonate ions.
According to ________ model of evolution "species do not change significantly over millions of years".
If reproductive isolation is due to reproducing at different times, it is ________.
Which microparasites reproduce inside host ________.
Loss of ________ percent energy occurs from one level to next.
Food chain only follows a direct, ________ pathway of one animal at a time.
In ________ isolation, courtship behaviour patterns of two animals are inappropriate for each other.
Different colors of Mullerian Mimicry depend on ________ and visibility.
Which of the following bacteria have tuft of flagella at one end?
Wings have been modified for soaring in ________.
Third Atmosphere is the constant rearrangement of ________.
Each successional stage is called a ________ stage.
Number of Pilli in a bacterial cell is ________.
In Mesosphere lower boundary is ________ to 65 kilometres.
Bacteria use ________ in conjugation for exchange of genetic material.
Animals use ________ to make organic molecules.
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