Tag: basics of ecology

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Multiple choice zoology meaning of life level of biological organization in animals introduction to tissues basics of ecology

Which one of the following sequences represents the CORRECT taxonomical hierarchy 

  1. Species, genus, family, order

  2. Order, genus, family, species

  3. Species, order, genus, family

  4. Species, genus, order, family
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The correct taxonomic hierarchy in ascending order is Species, Genus, Family, Order, Class, Phylum, Kingdom.

Multiple choice zoology meaning of life level of biological organization in animals introduction to tissues basics of ecology

The Great Barrier Reef along the east coast of Australia can be categorized as

  1. Population

  2. Community

  3. Ecosystem

  4. Biome
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

'The Great Barrier Reef' is considered as a biome. Since biomes are climatically and geographically defined as contiguous areas with similar climatic conditions on the Earth, such as communities of plants, animals, and soil organisms, and are often referred to as ecosystems. 'The Great Barrier Reef' is the world's largest coral reef system composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometres over an area of approximately 344,400 square kilometres.

Multiple choice zoology meaning of life level of biological organization in animals introduction to tissues basics of ecology

Community is total number of animals and plants

  1. In any area

  2. In any area over a unit of time

  3. In any area over a unit of time per thousand individuals

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In ecology, a community or biocoenosis is an assemblage or associations of populations of two or more different species occupying the same geographical area and in a particular time. The term community has a variety of uses. In its simplest form it refers to groups of organisms in a specific place or time. 

Community ecology or synecology is the study of the interactions between species in communities on many spatial and temporal scales, including the distribution, structure, abundance, demography, and interactions between coexisting populations.

Multiple choice zoology meaning of life level of biological organization in animals introduction to tissues basics of ecology

The term 'biosphere' refers to

  1. Atmosphere

  2. Living community of whole ecosystem

  3. Stratosphere

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The biosphere is the part of the Earth and its atmosphere in which living organisms exist or that is capable of supporting life. The biosphere is the global ecological system integrating all living beings and their relationships, including their interaction with the elements of the lithosphere, geosphere, hydrosphere, and atmosphere.

Multiple choice zoology meaning of life level of biological organization in animals introduction to tissues basics of ecology

A biosphere is composed of 

  1. Living organisms

  2. Living organisms + lithosphere

  3. Living organisms + lithosphere + atmosphere

  4. Living organisms + lithosphere + atmosphere + hydrosphere
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The biosphere is composed of all living organisms. Plants, animals, and one-celled organisms are all part of the biosphere. The biosphere includes all the areas inhabited by living things, like the hydrosphere, which includes all the water; the atmosphere, which includes all the air; and the lithosphere, which includes all the land.

Multiple choice zoology meaning of life level of biological organization in animals introduction to tissues basics of ecology

When biosphere turns into human dominated environment, it is called as

  1. Noosphere

  2. Troposphere

  3. Mesosphere

  4. Man sphere
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Human species more powerful than others in his ability to manipulate the environment. Man has created new artificial ecosystems - cities, where soil has been covered with concrete and steel. Man also changes weather year round to suit his needs. All this has finally changed the biosphere into a human-dominant environment, called as noosphere. This self-sufficient biosphere is being used by man as a means of resources for himself unmindful of the needs of other organisms.