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