Organisms and P...

Refer the given flowchart.

Identify X and select the correct option.

Basic unit of ecological hierarchy is

The branch of science which studies the interaction among organisms and between organisms and physical environment is called as

In the given figure, identify the temperate forest and coniferous forest respectively from the markings A-F and select the correct option.

Different biomes are formed due to annua variations in _____  over the earth's surface.

Deserts, rainforests, tundra, etc. are examples of

The key elements that determine differences in environmental conditions of different habitats include

Temperature is considered as the most ecologically relevant environmental factor because it affects ______ of organisms.

Study the following statements and select the correct ones.
(i) Organisms capable to tolerate a wide range of temperature are called stenothermal organisms.
(ii) Thermal tolerance of different species determines their geographical distribution to a large extent.
(iii) Average temperature in tropical deserts in summer is < 50°C.
(iv) Thermal springs cannot sustain life due to very high average temperature i.e., > 100°C.

Which of the following options is correct?

Mangoes do not and cannot grow in temperate regions. The most important environmental factor responsible for it is

Water is the second most important factor influencing life of organisms because

Life is sutainable with water only because 

A place has very scanty rainfall, the dominant plants there may be

A freshwater organism cannot survive in a water body that has greater ______ then its original habitat.

Which of the following is not a part of an organism's physical environment?

Organisms that can tolerate a wide range of salt concentration are termed as

Many freshwater organisms cannot live for long in seawater because the surrounding water will be _____ to body cells and _____ may occur.

Which of the following statements is incorrect?

Which of the following algae are found  in deepest ocean waters?