Class 12th Biology 2014 Set2 Delhi Board Paper Solution
Question 8
Write the name of the organism that is referred to as the 'Terror of Bengal'.
Answer
Water hyacinth (Eichhornia crassipes) is referred to as the 'Terror of Bengal'.
Popular Questions of Class 12th biology
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(a) Adaptations of desert plants and animals
(b) Adaptations of plants to water scarcity
(c) Behavioural adaptations in animals
(d) Importance of light to plants
(e) Effect of temperature or water scarcity and the adaptations of animals. - Q:- With a neat diagram explain the 7-celled, 8-nucleate nature of the female gametophyte.
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- Q:- With a neat, labelled diagram, describe the parts of a typical angiosperm ovule.
- Q:- Explain the Law of Dominance using a monohybrid cross.
Recently Viewed Questions of Class 12th biology
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Explain the following terms with example
(a) Co-dominance
(b) Incomplete dominance - Q:- Differentiate between the followings:
(a) Repetitive DNA and Satellite DNA
(b) mRNA and tRNA
(c) Template strand and Coding strand - Q:- List two essential roles of ribosome during translation.
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(a) MALT
(b) CMI
(c) AIDS
(d) NACO
(e) HIV - Q:- What are the major components of seminal plasma?
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(a) Plants are called as_________ because they fix carbon dioxide.
(b) In an ecosystem dominated by trees, the pyramid (of numbers) is _________ type.
(c) In aquatic ecosystems, the limiting factor for the productivity is _________.
(d) Common detritivores in our ecosystem are_________.
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(a) Promoter
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