Q. The bees have the following acid -
1) Glutaric
2) Citric
3) Acetic
4) Formic
Q. Which one of the following eco-systems covers the largest area of the earth's surface?
1) Desert Ecosystem
2) Grassland Ecosystem
3) Mountain Ecosystem
4) Marine Ecosystem
Q. In biological terms, ............................. is a relationship between two organisms in which one organism benefits and the other is unaffected.
1) Amensalism
2) Mutualism
3) Commensalism
4) Parasitism
Q. Xerophthalmia is caused due to the deficiency of vitamin -
1) C
2) K
3) D
4) A
Q. Which one of the following is responsible for converting milk into curd through a natural process?
1) Fungi
2) Virus
3) Bacteria
4) Algae
Q. The average life span of Human Red Blood Cells (RBC) is -
1) 45 days
2) 60 days
3) 90 days
4) 120 days
Q. Opium is obtained from the dry latex from which part of the Papaver somniferum Plant?
1) Stem
2) Leaves
3) Poppy
4) Stem joints
Q. The elements which are found in Haemoglobin, Chlorophyll, Chalcopyrite & Vitamin B12 are respectively as follows -
1) Iron, Copper, Magnesium, Cobalt
2) Iron, Magnesium, Copper, Cobalt
3) Iron, Cobalt, Copper, Magnesium
4) Magnesium, Iron, Cobalt, Copper
Q. From which among the following parts of a plant is Cinnamon obtained?
1) Leaves
2) Seeds
3) Bark
4) Buds
Q. Which among the following sugars is maximum in Honey?
1) Fructose
2) Sucrose
3) Glucose
4) Maltose
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