Germplasm Resources, Conservation & Utilization – PenExam

Germplasm Resources, Conservation & Utilization

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Question No. 1 Marks +1 -0 Time

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Which of the following best defines Germplasm in the context of genetic resources conservation?

A. The total sum of genes and genetic material that makes up a species.
B. Only the seeds collected from wild ancestors of cultivated plants.
C. The genetic material of specific wild animals used for breeding.
D. A collection of preserved plant tissues for medical research.

A. The total sum of genes and genetic material that makes up a species.
B. Only the seeds collected from wild ancestors of cultivated plants.
C. The genetic material of specific wild animals used for breeding.
D. A collection of preserved plant tissues for medical research.

Question No. 2 Marks +1 -0 Time

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Consider the following statements regarding in situ conservation:

1. It involves conserving genetic resources in their natural habitats.
2. It allows for the continued evolution of species in response to environmental changes.
3. It is generally more expensive and complex than ex situ methods.

Which of the statements given above is/are correct?

A. 1 and 2 only
B. 2 and 3 only
C. 1 and 3 only
D. 1, 2 and 3

Question No. 3 Marks +1 -0 Time

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Which of the following germplasm types is most challenging to conserve in conventional seed banks due to its inability to withstand desiccation and low temperatures?

A. Orthodox seeds
B. Recalcitrant seeds
C. Intermediate seeds
D. Clonal germplasm

Question No. 4 Marks +1 -0 Time

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Match the following Germplasm Conservation Methods with their primary characteristics:

Method	Characteristic
1. Seed Bank	P. Conservation of living plants in fields
2. Field Gene Bank	Q. Storage of dormant seeds at low moisture and temperature
3. In vitro Conservation	R. Preservation of genetic material in liquid nitrogen
4. Cryopreservation	S. Storage of plant tissues or cells in controlled laboratory conditions

Which of the following options provides the correct match?

A. 1-Q, 2-P, 3-S, 4-R
B. 1-P, 2-Q, 3-R, 4-S
C. 1-Q, 2-S, 3-P, 4-R
D. 1-R, 2-P, 3-S, 4-Q

Question No. 5 Marks +1 -0 Time

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The primary objective of the International Treaty on Plant Genetic Resources for Food and Agriculture (ITPGRFA) is to:

A. Regulate global trade in genetically modified organisms (GMOs).
B. Ensure the conservation and sustainable use of all biodiversity.
C. Facilitate access to and benefit sharing from plant genetic resources for food and agriculture.
D. Establish a global fund for wild animal conservation projects.

Question No. 6 Marks +1 -0 Time

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Which of the following is an example of a genetic erosion hotspot?

A. Areas with high agricultural intensification and monoculture farming.
B. Remote, untouched wilderness areas with stable ecosystems.
C. Regions where traditional farming practices are strictly maintained.
D. Botanical gardens focused on rare plant species.

Question No. 7 Marks +1 -0 Time

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Consider the following pairs related to Germplasm Utilization:

1. Pre-breeding: Introducing desirable traits from wild relatives into cultivated crops.
2. Participatory Plant Breeding: Involving farmers in the selection and development of new varieties.
3. Genetic Engineering: Direct manipulation of an organism's genes to create improved varieties.

How many of the above pairs are correctly matched?

A. Only one pair
B. Only two pairs
C. All three pairs
D. None of the pairs

Question No. 8 Marks +1 -0 Time

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What is the primary role of a quarantine facility in the context of germplasm exchange and conservation?

A. To store germplasm at ultra-low temperatures for long-term preservation.
B. To screen incoming germplasm for pests, diseases, and invasive species.
C. To conduct genetic modification experiments on new germplasm lines.
D. To propagate germplasm for distribution to farmers and researchers.

Question No. 9 Marks +1 -0 Time

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Which of the following scenarios would most likely necessitate the use of an in vitro gene bank for conservation?

A. A large collection of orthodox seeds from common cereal crops.
B. Recalcitrant-seeded species like cocoa or avocado.
C. Wild relatives of crops growing in protected national parks.
D. A diverse collection of open-pollinated maize varieties.

Question No. 10 Marks +1 -0 Time

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The concept of 'Farmer's Rights', as enshrined in the ITPGRFA, primarily recognizes the contributions of farmers to:

A. Developing advanced biotechnological tools for crop improvement.
B. Innovating new irrigation techniques in arid regions.
C. Conserving, improving, and making available plant genetic resources.
D. Establishing international trade agreements for agricultural products.

Question No. 11 Marks +1 -0 Time

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What is the primary advantage of cryopreservation over other *ex situ* conservation methods for certain types of germplasm?

A. It allows for natural selection and adaptation to occur.
B. It is the least expensive method for long-term storage.
C. It enables virtually indefinite storage without genetic degradation.
D. It requires minimal technical expertise and infrastructure.

Question No. 12 Marks +1 -0 Time

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Which of the following organizations plays a significant role in coordinating a global network of gene banks and promoting germplasm conservation and utilization through its research centers (e.g., IRRI, CIMMYT)?

A. World Health Organization (WHO)
B. Food and Agriculture Organization (FAO)
C. Consultative Group for International Agricultural Research (CGIAR)
D. United Nations Environment Programme (UNEP)

Question No. 13 Marks +1 -0 Time

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Which statement accurately describes the relationship between germplasm conservation and plant breeding?

A. Germplasm conservation is primarily for historical preservation, unrelated to modern breeding.
B. Plant breeding relies heavily on conserved germplasm as a source of genetic diversity for new traits.
C. Modern plant breeding eliminates the need for germplasm conservation by creating new genetic material.
D. Germplasm conservation is a by-product of successful plant breeding programs.

Question No. 14 Marks +1 -0 Time

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Match the following terms related to Genetic Diversity with their definitions:

Term	Definition
1. Landrace	P. The total number of different species in a given area
2. Wild Relative	Q. A traditional variety of a domesticated plant adapted to local conditions
3. Genetic Diversity	R. A non-domesticated plant closely related to a domesticated species
4. Species Diversity	S. The variation in genes within a particular species

Which of the following options provides the correct match?

A. 1-Q, 2-R, 3-S, 4-P
B. 1-P, 2-R, 3-Q, 4-S
C. 1-Q, 2-S, 3-R, 4-P
D. 1-R, 2-P, 3-Q, 4-S

Question No. 15 Marks +1 -0 Time

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Which of the following is NOT a direct benefit of maintaining a broad base of germplasm diversity for cultivated crops?

A. Increased resilience of agricultural systems to climate change.
B. Development of new varieties with resistance to emerging pests and diseases.
C. Reduced need for irrigation due to improved water-use efficiency across all crops.
D. Adaptation of crops to diverse growing conditions and consumer preferences.

Question No. 16 Marks +1 -0 Time

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Why is the characterization and evaluation of germplasm crucial for its effective utilization?

A. It ensures that the germplasm is correctly identified by its common name only.
B. It determines the economic value of the germplasm for immediate commercialization.
C. It provides information on key traits, allowing breeders to select relevant accessions efficiently.
D. It prevents unauthorized access to the germplasm by competitors.

Question No. 17 Marks +1 -0 Time

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The Svalbard Global Seed Vault primarily functions as a 'fail-safe' mechanism for what type of germplasm conservation?

A. In situ conservation of wild plant populations.
B. Field gene banks for vegetatively propagated crops.
C. Ex situ conservation of orthodox seeds.
D. In vitro conservation of recalcitrant species.

Question No. 18 Marks +1 -0 Time

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Which of the following pairs correctly links a challenge in germplasm conservation with its appropriate solution approach?

1. Genetic erosion: Implementing policies for sustainable land use and *in situ* conservation.
2. Recalcitrant seeds: Relying solely on conventional seed bank storage.
3. Lack of characterization data: Investing in phenotyping and genotyping efforts.

How many of the above pairs are correctly matched?

A. Only one pair
B. Only two pairs
C. All three pairs
D. None of the pairs

Question No. 19 Marks +1 -0 Time

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The process of collecting, documenting, and maintaining the genetic variability of a species or population is broadly known as:

A. Genetic engineering
B. Germplasm enhancement
C. Germplasm conservation
D. Crop domestication

Question No. 20 Marks +1 -0 Time

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What is the primary purpose of core collections in germplasm management?

A. To store only the wild ancestors of cultivated crops.
B. To create a smaller, manageable subset that represents the genetic diversity of a large collection.
C. To identify and discard redundant or duplicate accessions from a gene bank.
D. To focus exclusively on germplasm with known disease resistance traits.

Question No. 21 Marks +1 -0 Time

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Which international agreement focuses on the conservation and sustainable use of biodiversity, including genetic resources, and emphasizes fair and equitable sharing of benefits arising from their utilization?

A. Kyoto Protocol
B. Convention on Biological Diversity (CBD)
C. Paris Agreement
D. Montreal Protocol

Question No. 22 Marks +1 -0 Time

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Why are landraces considered particularly valuable for germplasm conservation and utilization?

A. They are genetically uniform and yield consistently high across all environments.
B. They represent modern, high-yielding varieties developed through advanced breeding.
C. They possess a broad genetic base, including adaptation to local conditions and stress tolerance.
D. They are exclusively found in botanic gardens and rarely in farmers' fields.

Question No. 23 Marks +1 -0 Time

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Consider the following statements about Germplasm Utilization:

1. It involves the direct consumption of raw genetic material by humans.
2. It primarily focuses on identifying and incorporating desirable traits into new crop varieties.
3. It includes research on the genetic makeup and expression of genes.

Which of the statements given above is/are correct?

A. 1 and 2 only
B. 2 and 3 only
C. 1 and 3 only
D. 1, 2 and 3

Question No. 24 Marks +1 -0 Time

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What is the main challenge associated with field gene banks as an *ex situ* conservation method?

A. They can only store orthodox seeds.
B. They are highly susceptible to pests, diseases, and natural disasters.
C. They require ultra-low temperatures and complex infrastructure.
D. They prevent the continued evolution of the conserved germplasm.

Question No. 25 Marks +1 -0 Time

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Match the following Germplasm-related Concepts with their descriptions:

Concept	Description
1. Accession	P. The process of transferring genes between different species
2. Phenotype	Q. A distinct sample of seeds or plants held in a gene bank
3. Gene Flow	R. The observable characteristics of an organism resulting from its genotype and environment
4. Introgression	S. The movement of genes from one population to another

Which of the following options provides the correct match?

A. 1-Q, 2-R, 3-S, 4-P
B. 1-P, 2-S, 3-R, 4-Q
C. 1-R, 2-Q, 3-P, 4-S
D. 1-Q, 2-S, 3-P, 4-R

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