Question No:1
Assertion: Inbreeding increases heterozygosity.
Reason: Continous inbreeding usually enhance fertility and even productivity.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:2
Assertion: Mule is an examle of inter specific hybrid.
Reason: Mule produce by cross between male donkey and female horse.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:3
Assertion: Mung beans are resistant to yellow mosaic virus.
Reason: Resistance is induced by mutation.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:4
Assertion: Shoot-tip culture is used to raise virus free clones.
Reason: Other explants can equally give rise to virus free clones.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:5
Assertion: Somatic hybridisation is fusion of potoplast of two different varieties of plants.
Reason: Somatic hybridisation is type of sexual reproduction.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:6
Assertion: Hisardale is new breed of sheep.
Reason: Developed by crossing between Marino ewes and Bikaneri rams.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:7
Assertion: Multiplication of plants in invitro condition from the explants is called micro propagation.
Reason: Micro propagation occurs either in the form of multiple shoot formation or somatic embryos.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:8
Assertion: Hairy leaves in several plants are associated with resistance to insect pests.
Reason: Nectar less cotton varieties do not attract bollworms.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:9
Assertion: Beeswax is an animal product produced by honeybee.
Reason: Honey contains only sugar, nothing else.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:10
Assertion: Cattle breeds can be improved by superovulaton and embryo transplantaion.
Reason: Superovulation in high milk-yielding cows is induced by hormonal injection.
[A] If both the assertion and the reason are true and the reason is a correct explanation of the assertion
[B] If both the assertion and reason are true but the reason is not a correct explanation of the assertion
[C] If the assertion is true but the reason is false
[D] If both the assertion and reason are false
Question No:11
Black (stem) rust of wheat is caused by
[A] Alternaria solani
[B] Ustilago nuda
[C] Puccinia graminis
[D] Xanthomonas oryzae
Question No:12
Breeding of crops with high levels of minerals, vitamins and proteins is called
[A] Somatic hybridization
[B] Biofortification
[C] Bio magnification
[D] Micro propagation
Question No:13
An improved variety of transgenic basmati rice
[A] Does not require chemical fertilizers and growth hormones
[B] Gives high yield and is rich in vitamin-A
[C] Is completely resistant to all insect pests and diseases of paddy
[D] Gives high yield but has no characteristic aroma
Question No:14
‘ Jaya’ and ‘Rama’ developed for green revolution in India are the varieties of:
[A] Rice
[B] Wheat
[C] Bajra
[D] Maize
Strategies for Enhancement in Food Production Test-8
CategoriesNEET Biology