Fathom is the unit of what:
A. Sound
B. Depth
C. Distance
D. Frequency
Correct Answer: B (Depth)
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Why is it easier to swim in a sea than a river?
A. Sea water is still while river water is running
B. Salinity of sea water is more than that of river water
C. Density of Sea Water is Least
D. Density of sea water is more than that of river
Correct Answer: D (Density of sea water is more than that of river)
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Which of these animals has the longest gestation period?
A. Cat
B. Elephant
C. Dog
D. Rat
Correct Answer: B (Elephant)
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Maize is the example of which of the following?
A. A dicot
B. A monocot
C. A gymnosperm
D. A fern
Correct Answer: B (A monocot)
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The first antibiotic discovered was _________
A. Bacteria
B. Insect
C. Penicillin
D. Virus
Correct Answer: C (Penicillin)
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Which of the following is a male reproductive organ?
A. Carpel
B. Stamens
C. Sepal
D. Stalk
Correct Answer: B (Stamens)
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Antibiotics are used to control the growth of
A. Bacteria
B. Insect
C. Plants
D. Algae
Correct Answer: A (Bacteria)
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