The diversity of rice in India is one of the ________ in the world.

[Biotechnology-and-its-Applications] [class-xii ]

• smallest
• richest
• poorest
• average
Correct Option: B  [ richest ]

Remark: The diversity of rice in India is one of the richest in the world.

Indian Basmati was crossed with ________ varieties when the American company claimed patent rights.

[Biotechnology-and-its-Applications] [class-xii ]

• hybrid
• semi-dwarf
• organic
• disease-resistant
Correct Option: B  [ semi-dwarf ]

Remark: Indian Basmati was crossed with semi-dwarf varieties before being claimed as a new variety by the American company.

If nations do not immediately counter patent applications related to bio-resources, other countries/individuals may encash on their rich ________.

[Biotechnology-and-its-Applications] [class-xii ]

• technology
• legacy
• financial stability
• political power
Correct Option: B  [ legacy ]

Remark: Vigilance is necessary to protect the rich legacy (traditional knowledge/bioresources).

Traditional knowledge related to bio-resources can be exploited to develop modern applications and can also be used to save time, effort and ________ during commercialisation.

[Biotechnology-and-its-Applications] [class-xii ]

• resources
• expenditure
• energy
• personnel
Correct Option: B  [ expenditure ]

Remark: Traditional knowledge can save time, effort and expenditure during commercialisation.

One agricultural option for increasing food production is ________ agriculture, which contrasts with agro-chemical based agriculture.

[Biotechnology-and-its-Applications] [class-xii ]

• agro-chemical based
• genetically engineered
• industrial
• organic
Correct Option: D  [ organic ]

Remark: Organic agriculture is one of the three listed options for increasing food production.

GM crops have helped to reduce ________ losses, contributing to higher food availability.

[Biotechnology-and-its-Applications] [class-xii ]

• pre-sowing
• harvesting
• post harvest
• market
Correct Option: C  [ post harvest ]

Remark: Genetic modification helps to reduce post harvest losses.

Viruses that attack their hosts and introduce their genetic material are used as ________ to transfer healthy genes in gene therapy.

[Biotechnology-and-its-Applications] [class-xii ]

• probes
• vectors
• catalysts
• anchors
Correct Option: B  [ vectors ]

Remark: Viruses that introduce their genetic material are used as vectors to transfer healthy genes.

Recombinant therapeutics do not induce unwanted ________ responses because their structure is identical to human proteins.

[Biotechnology-and-its-Applications] [class-xii ]

• inflammatory
• allergic
• immunological
• neurological
Correct Option: C  [ immunological ]

Remark: Recombinant therapeutics do not induce unwanted immunological responses.

One critical research area of biotechnology involves creating optimal conditions through engineering for a ________ to act.

[Biotechnology-and-its-Applications] [class-xii ]

• reagent
• catalyst
• hormone
• substrate
Correct Option: B  [ catalyst ]

Remark: Creating optimal conditions through engineering for a catalyst to act is the second critical research area.

The Green Revolution succeeded in ________ the food supply but was still insufficient to feed the population.

[Biotechnology-and-its-Applications] [class-xii ]

• doubling
• quadrupling
• tripling
• halving
Correct Option: C  [ tripling ]

Remark: The Green Revolution succeeded in tripling the food supply.