'Himgiri' developed by hybridisation and selection for disease resistance against rust pathogens is a variety of
1. maize
2. sugarcane
3. wheat
4. chilli
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhen two unrelated individuals or lines are crossed, the performance of F1 hybrid is often
superior to both its parents. This phenomenon is called
1. transformation
2. splicing
3. metamorphosis
4. heterosis
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyBreeding of crops with high levels of minerals, vitamins and proteins is called
1. somatic hybridisation
2. biofortification
3. biomagnification
4. micropropogation
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySomaclones are obtained by
1. tissue culture
2. plant breeding
3. irradiation
4. genetic engineering
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn cloning of cattle a fertilized egg is taken out of the mother's womb and:
1. the egg is divided into 4 pairs of cells which are implanted into the womb of other cows
2. in the eight cell stage, cells are separated and cultured until small embryos are formed
which are implanted into the womb of other cows
3. in the eight cell stage the individual cells are separated under electrical field for further
development in culture media
4. from this upto eight identical twins can be produced
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn maize, hybrid vigour is exploited by:
1. bombarding the seeds with DNA
2. crossing of two inbred parental lines
3. harvesting seeds from the most productive plants
4. inducing mutations
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following is a viral disease of poultry ?
1. Salmonellosis
2. Coryza
3. New castle disease
4. Pasteurellosis
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCrop plants grown in monoculture are:
1. low in yield
2. free from intraspecific competition
3. characterised by poor root system
4. highly prone to pests
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTriticale, the first man-made cereal crop, has been obtained by crossing wheat with:
1. rye
2. pearl millete
3. sugarcane
4. barley
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn order to obtain virus-free plants through tissue culture the best method is:
1. protoplast culture
2. embryo culture
3. anther culture
4. meristem culture
Prefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology