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Biology (Objective) (Pages :32)
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121 Largest flower in the world?

Ans : Rafflesia
122 Fastest growing plants are?

Ans : Bambusa
123 Fastest growing tree is?

Ans : Albizia falcata
124 Largest trees in plant world is?

Ans : Conifers
125 Oldest living plant of the world is?

Ans : Pinus
126 Largest Leaf is?

Ans : Victoria regia
127 Smallest seed is?

Ans : Orchid seed
128 National fruit of India?

Ans : Mango
129 Name a flower which is used as food?

Ans : Cauliflower
130 An example of Tuber crop?

Ans : Potato
131 The gaseous exchange in plants take place through?

Ans : Stomata
132 Full form of DNA?

Ans : Deoxy ribonucleic acid
133 Full form of RNA?

Ans : Ribonucleic acid
134 DNA is associated with highly basic proteins called?

Ans : Histones
135 What are insectivorous plants?

Ans : Plants that trap insects and other small creatures for food. eg : Nepenthes; Sundew
136 Which part of the Vanilla planlifolia is used as vanilla; a flavouring material?

Ans : Fruit of vanilla orchid
137 The symptom necrosis is due to the deficiency of?

Ans : Iron
138 Dispersal of seed by ant is called?

Ans : Myrmecochory
139 Which is called blue print of information?

Ans : DNA
140 How are the populations of different species kept under check?

Ans : By food chain
141 Which is the smallest angiosperm?

Ans : Wolffia arrhiza
142 What are seedless plants called?

Ans : Cryptogams
143 Expand the term TMV?

Ans : Tobacco Mosaic Virus
144 Name the process by which plants prepare their food?

Ans : Photosynthesis
145 What is the other name of root cap?

Ans : Calyptra
146 What are Heliophytes and Sciophytes?

Ans : Heliophytes are plants that grow in full sunlight; Sciophytes are plants that grow in shade CLASSIFICATION
147 The process of grouping of any thing into convenient catagories based on some easily observable characters is known as .......?

Ans : Classification
148 The scientific term for a particular classified group is?

Ans : Taxa
149 The process of classifying organisms into different taxa is known as?

Ans : Taxonomy
150 The scientific naming of an organism is known as?

Ans : Nomenclature

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