Ecological Diversity

Q.

What is the meaning of diversity?

Q.

What is ecological diversity?

1. Presence of diverse species in a huge population

2. A large landmass such as a country, having different types of ecosystems such as desert, rainforest and mangrove

3. Presence of species from different geographical locations in an ecosystem

4. None of the above

Q.

What is ecological diversity?

1. Forest Research Institute

2. National Botanical Research Institute

3. Rice Research Institute

4. Central Food Technology research Institute

Q. Difference between nature and environment?

Q. Habitat loss and fragmentation leads to the loss of biodiversity primarily because

1. less plants in the fragmented habitat which leads to less photosynthesis
2. species in the fragmented habitats are more likely to become extinct
3. more soil erosion take place in the fragmented habitat
4. animals migrate out of smaller fragmented habitat

Q.

Which one of the following statements is true about endemic species?

1. They are found exclusively in a specific habitat.

2. Endemic species can never become endangered.

3. They are found only in zoos and botanical gardens.

4. They are not affected by the destruction of their habitat.

Q. Recycling of nutrients in an ecosystem is done by .

1. producers
2. consumers
3. detritivores

Q.

The population limited to a particular geographical area is called

1. Alien

2. Natural

3. Pandemic

4. Endemic

Q. Forests, deserts, rivers, wetlands, mountains are examples of diversity.

1. genetic
2. species
3. ecological
4. natural

Q. Ecological diversity includes

1. Genetic diversity
2. Ecosystem diversity
3. All of the above
4. Species diversity

Q. India has a greater ecosystem diversity than a Scandinavian country like Norway. What kind of diversity does it represent?

1. Species diversity
2. Ecological diversity
3. Genetic diversity
4. None of these.

Q.

Name the three important components of biodiversity.

Q. Forests, deserts, rivers, wetlands, mountains are examples of diversity.

1. genetic
2. species
3. ecological
4. natural

Q.

Name the three important components of biodiversity.

Q. The diversity of an ecosystem of total geographical area is called

1. Ecological integrity
2. $\alpha$-diversity
3. $\beta$- diversity
4. $\gamma$- diversity

Q. All of the following delineate the differences between a biome and ecosystem diversity except:

1. Ecosystem diversity consists of the sum total of genetic and species diversity within one particular ecosystem whereas a biome is a sum total of genetic and species diversity of many ecosystems
2. A biome spans a larger area than an ecosystem
3. A biome is a collection of ecosystem diversity between various ecosystems
4. A biome is a subset of ecosystem biodiversity

Q. Keystone species is of

1. Always dominant
2. Useful in maintaining structure and function of biotic community
3. With maximum biomass
4. All the above

Q. Name the type of biodiversity represented by the Estuaries and alpine meadows in India

Q. All of the following delineate the differences between a biome and ecosystem diversity except:

1. A biome is a collection of ecosystem diversity between various ecosystems
2. Ecosystem diversity consists of the sum total of genetic and species diversity within one particular ecosystem whereas a biome is a sum total of genetic and species diversity of many ecosystems
3. A biome is a subset of ecosystem biodiversity
4. A biome spans a larger area than an ecosystem

Q. Do you think the biodiversity is as high in a city park as it is in a farm or a rainforest ? why , or why not ?

Q. Recycling of nutrients in an ecosystem is done by .

1. producers
2. consumers
3. detritivores

Q. What happens when two animals having similar habits share one ecosystem? could you conserve this type of biodiversity?

Q. The map below is a representation of:

1. Both
2. Biomes of Africa
3. Ecosystem diversity of Africa
4. None of the Above

Q. The map below is a representation of:

1. Ecosystem diversity of Africa
2. Biomes of Africa
3. Both A and B
4. None of the above

Q. How does species diversity differ from ecological diversity?

Q. Match the terms to these definitions
Estuary, savanna, taiga, food web, food chain, trophic level, detritus, biome,
Eutrophication, grassland, permafrost, plankton, Prairie, autotrophs, heterotrophs,
ecological pyramids
..........End of a river where fresh water and salt water mix as they meet

Q. Identify different types of diversity denoted by 1, 2 and 3 in the given figure.

1. 1 - Alpha diversity; 2 - Beta diversity; 3 - Gamma diversity
2. 1 - Gamma diversity; 2 - Alpha diversity; 3 - Beta diversity
3. 1 - Gamma diversity; 2 - Beta diversity; 3 - Alpha diversity
4. 1 - Beta diversity; 2 - Alpha diversity; 3 - Gamma diversity

Q. Desert biome does not support much vegetation as it lacks

1. Sufficient light
2. Sufficient water
3. Favourable temperature
4. Sufficient nutrients

Q. The presence of diversity at the junction of territories of two different habitats is known as

1. Bottle neck effect
2. Edge effect
3. Pasteur effect
4. Junction effect

Q. Use the previous figure and set of biomes and fit these flora and fauna at right place.

1. A- 4, B- 1, C- 3, D- 2
2. A- 1, B- 2, C- 3, D- 4
3. A- 2, B- 4, C- 1, D- 3
4. A- 3, B- 1, C- 4, D- 2