Biotechnolgy and microbes in human welfare Quiz-12
Dear Readers,
NEET is the most famous and important medical entrance examination held in our country. This exam is an objective type, an offline test which includes 4 sections namely– Physics, Chemistry, Botany, and Zoology. The maximum marks that can be scored are 720 marks and have 180 questions.
About half of the paper consists of questions from Biology, as the NEET exam essentially focuses on capacitating students to go for seats in medical courses. One of the most significant and crucial sections in the NEET exam is of Biology. It comprises of theories, descriptions, discoveries, diagrams, definitions, explanations of differences, and relations. The majority of the topics covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12 and other related sources become part of the rest of the syllabus.
Clear Exam curates a list of articles selected by professionals who recommend the highly vital topics for NEET exams. The table below takes you directly to the respective topic where the in-depth article and the MCQs are available for an easy and productive learning experience. Prior to solving NEET question papers or practicing mock tests, you must ensure to study the basic concepts in NEET and practice a few sample questions related to this exam. Students will be covered for all their studies as the topics are available from basics to even the most advanced.
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Q1. Which method of plant breeding resulted in the production of ‘Hessian fly resistant’ wheat variety?
Solution
The production of ‘Hessian fly resistant’ wheat variety is obtained through intrageneric hybridization.
The production of ‘Hessian fly resistant’ wheat variety is obtained through intrageneric hybridization.
Q2. Biogas is pathogen free because
Solution
Biogas is pathogen free because anaerobic digestion inactivates pathogens and parasites and is quite effective in reducing the incidence of water borne diseases.
Biogas is pathogen free because anaerobic digestion inactivates pathogens and parasites and is quite effective in reducing the incidence of water borne diseases.
Q3. Choose the minor carp from the following
Solution
Labeo bata is minor carp, its size is smaller and growth rate is slower.
Labeo bata is minor carp, its size is smaller and growth rate is slower.
Q4. LSD is obtained from
Solution
LSD is lysergic acid diethylamide. It is a crystalline alkaloid obtained from ergot, an extract obtained from fruiting body of fungus Claviceps purpurea.
LSD is lysergic acid diethylamide. It is a crystalline alkaloid obtained from ergot, an extract obtained from fruiting body of fungus Claviceps purpurea.
Q5. Hybrid vigour is mostly due to
Solution
Hybrid vigour is mostly due to heterozygosity.
Hybrid vigour is mostly due to heterozygosity.
Q6. Cellulose fibre is obtained from Gossypium
Solution
Cotton is the seed surface fibre of Gossypium. Its processing involves ginning, bailing, picking, lapping, carding and twisting. It is used in textile industry.
Cotton is the seed surface fibre of Gossypium. Its processing involves ginning, bailing, picking, lapping, carding and twisting. It is used in textile industry.
Q7. The dough used for making bread is fermented by
Solution
The dough used for making bread is fermented by Saccharomyces cerevisiae or commonly called baker’s yeast. CO_2 released during the process of fermentation gives the puffy appearance to dough. It is used to make foods like idli, dosa, bread, etc.
The dough used for making bread is fermented by Saccharomyces cerevisiae or commonly called baker’s yeast. CO_2 released during the process of fermentation gives the puffy appearance to dough. It is used to make foods like idli, dosa, bread, etc.
Q8. Which is a useful product of epidermal origin?
Solution
Cotton is obtained from the epidermal hair present on the surface of seeds of Gossypium sp. These are made up of cellulose only and may be of two types, i.e., extractable lint and non-extractable fluffy fuzz. Cotton fibres are mainly used for textiles, celluloid, cellophane, rayon and papet pulp.
Cotton is obtained from the epidermal hair present on the surface of seeds of Gossypium sp. These are made up of cellulose only and may be of two types, i.e., extractable lint and non-extractable fluffy fuzz. Cotton fibres are mainly used for textiles, celluloid, cellophane, rayon and papet pulp.
Q9. Which of the following is wrongly matched?
Solution
Petunia, family- Solanaceae is an ornamental plant.
Petunia, family- Solanaceae is an ornamental plant.
Q10. Protein in silk thread is
Solution
