Unit 3 - Practice Quiz

CHE110 50 Questions
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1 Which term describes the variability among living organisms from all sources, including terrestrial, marine, and other aquatic ecosystems?

A. Biomass
B. Biome
C. Biodiversity
D. Biosphere

2 Variation of genes within a species is known as:

A. Ecosystem diversity
B. Genetic diversity
C. Community diversity
D. Species diversity

3 Which of the following represents the richness of species in a given area?

A. Landscape diversity
B. Genetic diversity
C. Ecosystem diversity
D. Species diversity

4 What type of diversity refers to the variety of habitats, biotic communities, and ecological processes in the biosphere?

A. Molecular diversity
B. Ecosystem diversity
C. Genetic diversity
D. Species diversity

5 Which of the following is an example of an 'Ecosystem Service' provided by biodiversity?

A. Pollination of crops
B. Concrete manufacturing
C. Plastic production
D. Gold mining

6 The ethical or philosophical belief that every species has a right to exist falls under which value of biodiversity?

A. Ethical/Existence value
B. Option value
C. Economic value
D. Aesthetic value

7 Tourism based on the enjoyment of nature and wildlife represents which value of biodiversity?

A. Aesthetic value
B. Option value
C. Consumptive use value
D. Productive use value

8 Deriving drugs and medicines like Quinine (from Cinchona tree) is an example of which value of biodiversity?

A. Social value
B. Aesthetic value
C. Productive use value
D. Ethical value

9 Who introduced the concept of 'Biodiversity Hotspots'?

A. Charles Darwin
B. Norman Myers
C. E.O. Wilson
D. Rachel Carson

10 Which of the following is a primary criterion for a region to qualify as a biodiversity hotspot?

A. Large geographical area
B. Presence of large mammals
C. High level of endemism
D. Low human population

11 How many Biodiversity Hotspots are generally recognized in India (including shared regions)?

A. 1
B. 10
C. 2
D. 4

12 The Western Ghats is famous for being a:

A. Biodiversity Hotspot
B. Tundra region
C. Coral reef zone only
D. Desert ecosystem

13 What is the single largest threat to biodiversity globally?

A. Pollution
B. Habitat loss and fragmentation
C. Earthquakes
D. Disease

14 The illegal killing or capturing of wild animals is known as:

A. Culling
B. Conservation
C. Poaching
D. Harvesting

15 Which of the following is an example of a biological invasion in India?

A. Neem tree
B. Banyan tree
C. Water Hyacinth (Eichhornia)
D. Peepal tree

16 Human-wildlife conflict often arises due to:

A. Strict wildlife laws
B. Decrease in human population
C. Increase in forest cover
D. Encroachment of wildlife habitats

17 The IUCN Red List is a catalogue of:

A. National Parks
B. Threatened species
C. Medicinal plants
D. Biodiversity hotspots

18 A species that no longer exists anywhere on Earth is classified as:

A. Rare
B. Endangered
C. Vulnerable
D. Extinct

19 The Dodo bird is an example of a(n) _____ species.

A. Vulnerable
B. Rare
C. Endangered
D. Extinct

20 Which category represents species facing a 'very high risk' of extinction in the wild in the near future?

A. Endangered
B. Near Threatened
C. Vulnerable
D. Least Concern

21 Species with a small population that are not currently endangered but are at risk are often termed:

A. Rare species
B. Extinct species
C. Invasive species
D. Dominant species

22 What does the acronym EDGE stand for in conservation biology?

A. Endemic Diverse and Globally Extinct
B. Evolutionarily Distinct and Globally Endangered
C. Environmentally Distinct and Genetically Endangered
D. Ecologically Diverse and Globally Endangered

23 Which of the following is an example of In-situ conservation?

A. Gene Bank
B. Zoological Garden
C. Botanical Garden
D. National Park

24 Conservation of biodiversity outside the natural habitat is called:

A. Ex-situ conservation
B. On-site conservation
C. In-situ conservation
D. Natural conservation

25 Which of the following is an example of Ex-situ conservation?

A. Biosphere Reserve
B. Wildlife Sanctuary
C. Sacred Grove
D. Seed Bank

26 Cryopreservation uses liquid nitrogen to preserve germplasm at a temperature of:

A. -50°C
B. -196°C
C. -100°C
D. 0°C

27 How many Biogeographic zones is India divided into?

A. 8
B. 5
C. 10
D. 15

28 Which Biogeographic zone covers the largest area in India?

A. The Islands
B. The Desert
C. The Deccan Peninsula
D. The Himalayas

29 India is considered a 'Mega Diversity Nation' because:

A. It has a large human population
B. It possesses a high percentage of global biodiversity and endemism
C. It has the largest desert
D. It has high industrial growth

30 Species found only in a particular region and nowhere else are called:

A. Cosmopolitan species
B. Exotic species
C. Endemic species
D. Pandemic species

31 The 'Red Data Book' is published by which organization?

A. IUCN
B. UNEP
C. WWF
D. UNESCO

32 The fragmentation of large forests into smaller patches primarily affects:

A. Species requiring large territories
B. Micro-organisms only
C. Invasive species
D. Aquatic life

33 Which of the following is a 'Vulnerable' species in India?

A. House Crow
B. Domestic Dog
C. One-horned Rhinoceros
D. Blue Rock Pigeon

34 Lantana camara is known as a:

A. Medicinal herb
B. Invasive weed
C. Keystone species
D. Endangered shrub

35 Sacred Groves are an example of:

A. Government zoos
B. Ex-situ conservation
C. Community-based In-situ conservation
D. Botanical gardens

36 Which of these is NOT a level of biological diversity?

A. Species diversity
B. Ecosystem diversity
C. Genetic diversity
D. Industrial diversity

37 The Project Tiger was launched in India in the year:

A. 1980
B. 2000
C. 1973
D. 1992

38 Informational value of biodiversity refers to:

A. Wood for timber
B. Religious beliefs
C. Genetic data for future engineering
D. Tourism revenue

39 Which biogeographic zone of India includes the Thar Desert?

A. The Desert Zone
B. The Semi-Arid Zone
C. The Gangetic Plain
D. The Deccan Peninsula

40 Alpha diversity refers to diversity:

A. Global diversity
B. Within a particular community or ecosystem
C. Over a total geographical landscape
D. Between communities

41 Which act was enacted in India to conserve biological diversity and provide a mechanism for equitable sharing of benefits?

A. Biological Diversity Act, 2002
B. Wildlife Protection Act, 1972
C. Forest Rights Act
D. Environment Protection Act, 1986

42 What is the primary difference between a National Park and a Wildlife Sanctuary in India?

A. Tourism is banned in Sanctuaries
B. Human activities are strictly restricted in National Parks
C. Sanctuaries are only for plants
D. National Parks are Ex-situ

43 The 'Pink-headed Duck' is a species that is:

A. Endangered
B. Presumed Extinct
C. Invasive
D. Vulnerable

44 Which of the following is a characteristic of a 'Keystone Species'?

A. It is always a carnivore
B. It is an invasive species
C. It is the most abundant species
D. Its removal causes a collapse of the ecosystem

45 Which of the following represents 'Consumptive Use Value'?

A. Selling timber in the market
B. Gathering firewood for personal cooking
C. Using snake venom for research
D. Ecotourism

46 Which zone lies between the Trans-Himalayas and the Gangetic Plains?

A. The Himalayas
B. The Coasts
C. The North-East
D. The Islands

47 Beta diversity is a comparison of diversity:

A. Between ecosystem types
B. Globally
C. Within a single habitat
D. Genetically

48 The 'Pangolin' is often poached for its:

A. Tusks
B. Teeth
C. Horns
D. Scales

49 Parthenium hysterophorus (Carrot Grass) causes a threat to biodiversity by:

A. Increasing soil fertility
B. Eating insects
C. Outcompeting native plants and causing allergies
D. Providing too much oxygen

50 The aesthetic value of biodiversity is most closely linked to:

A. Ecotourism
B. Agriculture
C. Mining
D. Pharmaceuticals