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Question:- Monocot root differs from dicot root in having A. open vascular bundles B. scattered vascular bundles C. well developed pith D. radially arranged vascular bundles
Answer:- Option C
Question:- Radioactivity is a phenomenon of the spontaneous emission of A. protons (alpha particles) B. electrons (beta particles) C. gamma rays (short wave electromagnetic waves) D. All of the above
Answer:- Option D
Question:- Organic Substances which, in very small amounts, control growth and development called A. vitamins B. hormones C. enzymes D. None of the above
Answer:- Option B
Question:- Our major foods, fibres, spices, fruits and beverage crops are A. flowering plants B. gymnosperms plants C. pteridophytes D. bryophytes
Answer:- Option A
Question:- Movements due to light are shown by A. flowering plants B. lower plants C. all land plants D. all the plants
Answer:- Option A
Question:- Outer covering of virus made up of protein is A. capsid B. coat C. virion D. viriod
Answer:- Option A
Question:- Radish is a A. bulb B. conn C. modified root D. tuber
Answer:- Option C
Question:- Most common disease of poultry in India is A. fowl pox B. tick fever C. ranikhet D. coryza
Answer:- Option C
Question:- Most abundant tissues of our body are A. muscular B. connective C. epithelial D. nervous
Answer:- Option B
Question:- Mumps is a disease caused by A. fungus B. bacterium C. virus D. None of these
Answer:- Option C
Question:- Rain water helps to increase the ____ to some extent. A. phosphorous contents B. nitrogen contents C. calcium contents D. potash contents
Answer:- Option C
Question:- Plants are killed in winter by frost A. because of desiccation and mechanical damage to the tissues B. because no photosynthesis takes place at such low temperature C. because respiration ceases at such low temperature D. because there is no transpiration
Answer:- Option A
Question:- One of the following is most suitable for study of mutations A. Haploids B. Diploids C. Tetraploids D. Polyploid
Answer:- Option A
Question:- Pulses are a good source of A. carbohydrates B. fats C. proteins D. vitamins
Answer:- Option C