Communities

Q. Which of the following is not an example of community

1. Animals in Kaziranga National Park
2. Birds of Ranganthittu Bird Sanctuary
3. Animals in Yellowstone National Park
4. Lions of Gir National Park

Q. _______ species of ants have been estimated to exist on earth.

1. 5000
2. Less than 4000
3. Around 3000
4. More than 20000

Q. An association of populations of two or more different species occupying the same area in a particular time is called community.

1. False
2. True

Q.

Community ecology is the

1. relation of a population to its environment

2. study of an organism and its environment

3. study of a group of organisms and their environment

4. relation of a biome to the environment

Q. The interaction between populations in a community should always be beneficial to the interacting organisms.

1. True
2. False

Q. Which one of the following is a characteristic of biological community?

1. Sex ratio
2. Natality
3. Mortality
4. Stratification

Q. It is necessary to study communities rather than studying single organisms since an ecosystem is shared by many interacting species.

1. False
2. True

Q. Ecological areas on the Earth's surface with similar fauna and flora adapting to similar environment are called communities.

1. False
2. True

Q. What do you mean by poaching of animals?

Q. Organisms inhabiting a common environment belong to the same ________ .

1. Species

2. Genus

3. Population

4. ​​​​​​Community

Q. When large herbivores are not available to eat the older stemmy grass, the smaller herbivores do not get their food source, which is the more tender grass. This was the main reason for disappearance of Oribi from Gorongosa National Park.

1. True
2. False

Q. Ethics are associated with genetic engineering because of ___________.

1. Human dignity
2. Commercialization of genetic research
3. Fair use of genetic information
4. All of the above

Q. Vertical distribution of different species occupying different levels in a biotic community is known as

1. Zonation.
2. Pyramid.
3. Divergence.
4. Stratification.

Q. Civil war in Mozambique lead to the the destruction of large mammals in Gorongosa National Park. With the large mammals disappearing, the smaller mammals, especially the herbivores also disappeared. What can you infer from it?

1. All of the above
2. The killing of the large mammals destroyed the habitat for smaller mammals
3. When one part of the community in an ecosystem is destroyed, repercussions are faced by all organisms
4. No large herbivores were available to graze the tough grass that is unpalatable for small herbivores

Q. A large herd of wild buffalo can be categorized as a community

1. True
2. False

Q. Civil war in Mozambique lead to the the destruction of large mammals in Gorongosa National Park. With the large mammals disappearing, the smaller mammals, especially the herbivores also disappeared. What can you infer from it?

1. The killing of the large mammals destroyed the habitat for smaller mammals
2. No large herbivores were available to graze the tough grass that is unpalatable for small herbivores
3. When one part of the community in an ecosystem is destroyed, repercussions are faced by all organisms
4. All of the above

Q. What are the objectives of UNEP?

Q. Which of the following is not an example of community

1. Animals in Kaziranga National Park
2. Birds of Ranganthittu Bird Sanctuary
3. Animals in Yellowstone National Park
4. Lions of Gir National Park

Q. Organisms inhabiting a common environment belong to the same ________ .

1. Species

2. Genus

3. Population

4. ​​​​​​Community

Q. The term 'biocoenosis' is coined by

1. Charles Darwin
2. E.P. Odum
3. Karl Mobius
4. Earnst Haeckel

Q. A large herd of wild buffalo can be categorized as a community

1. True
2. False

Q. Which of the following is not an example of community

1. Animals in Kaziranga National Park
2. Birds of Ranganthittu Bird Sanctuary
3. Animals in Yellowstone National Park
4. Lions of Gir National Park

Q. In nature, the biologically cohesive unit among the taxa is

1. Order
2. Genus
3. Phylum
4. Species

Q. Study the following lists.

1. A- (II), B- (V), C- (I), D- (III)
2. A- (V), B- (I), C- (II), D- (IV)
3. A- (IV), B- (III), C- (V), D- (II)
4. A- (IV), B- (III), C- (V), D- (I)

Q. Which one of the following statement is wrong ?

1. Reiter, a German biologist and AG Tensley coined the term Ecology and Ecosystem respectively.
2. Nekton and Neuston are actively swimming animals which includes fishes, turtles, whales and seals.
3. Standing crop and standing state refer to the inorganic matter and fresh and dry weight of wing being at each trophic level respectively.
4. Trophic levels are divisions of food chain characterised by specific method of obtaining food and energy.