Science Biology MCQ-26


Ready source of energy available for athletes is


Which of the following chemicals is used for preserving fruit juices?


Mother’s milk is preferred to cow’s milk because it contains:


Which of the following are affected by AIDS?
1) Blood circulatory system
2) Nervous system
3) Immune system
4) Respiratory system


The biological process accomplished in preparing wine from grapes is very similar to the one involved in the preparation of:


Transfer of genetic information from one generation to the other is accomplished by:


Which of the following is a physical basis of life?


In which of the following cell organelles do photo and thermo chemical reactions occur in different sites?


Which of the following cell organelles are known as the suicidal bags, since they liberate such enzymes that can cause breakdown of the cell?


Chromosomes are:


Which of the following structures are commonly present in animal cells and not in plant cells?
1) Mitochondria
2) Lysosomes
3) Ribosomes
4) Centrosomes


Which of the following are involved in the making up of a DNA nucleotide?
1) Phosphoric acid
2) Deoxyribose sugar
3) Nitrogenous base


Which of the following organelles is present in bacteria or prokaryotic cell?


The unit structure of which gene is made up of is:


A molecule of glucose on complete oxidation yields ATP molecules in case of aerobic respiration.


In anaerobic respiration, the net gain of ATP per glucose molecule oxidized is:


Which of the following is the correct sequence of the different phases of mitotic division?
1) Metaphase
2) Anaphase
3) Prophase
4) Telophase


The edible part of pear is


The plant in which seed exists but fruit doesn’t is-


The seeds are developed through-


The orchid seeds are:


Which of the following vitamin is used like a hormone?


The viviparous sproutness is found in:


The species through which potato is associated:


The botanical name of mango is: