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Bacteriophage is a:
A)
bacteria
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B)
algae
done
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C)
protozoa
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D)
virus
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E)
None of these
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Silos are used for:
A)
irrigation of crops
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B)
threshing the crops
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C)
storing the grains
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D)
harvesting the crops
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E)
None of these
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Which one of the following is a thermosetting plastic?
A)
PVC
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B)
Melamine
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C)
Teflon
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D)
Polyethene
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E)
None of these
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Rust is a/an:
A)
Basic oxide
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B)
Acidic oxide
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C)
Neutral oxide
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D)
Basic nitrate
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E)
None of these
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Which among the following a non-metal which catches fire on being exposed to air is:
A)
Calcium
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B)
Magnesium
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C)
Phosphorus
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D)
Mercury
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E)
None of these
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Those animals which give birth to young ones are called:
A)
Oviparous
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B)
Viviparous
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C)
Omniparons
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D)
All of these
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E)
None of these
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Nitrogen oxide, which is a major pollutant of air, is produced by burning of:
A)
Coal
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B)
Diesel
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C)
Petrol
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D)
All of these
done
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E)
None of these
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Pinna is a part of___.
A)
inner ear
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B)
outer ear
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C)
middle ear
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D)
All of these
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E)
None of these
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Identify the organ that produces male sex cells.
A)
Testes
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B)
Ovaries
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C)
Ureter
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D)
Bladder
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E)
None of these
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Which one of the following organelles are present in plants only?
A)
Golgi body
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B)
Cell wall
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C)
Mitochondria
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D)
Ribosome
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E)
None of these
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The device which is used to measure the potential difference across the two points in a circuit is called:
A)
Ammeter
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B)
Voltmeter
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C)
Galvanometer
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D)
Pyrometer
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E)
None of these
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Which one of the following crops would enrich the soil with nitrogen?
A)
Paddy
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B)
Apple
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C)
Pea
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D)
Potato
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E)
None of these
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Identify the group of protozoa.
A)
Amoeba, paramecium, entamoeba
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B)
Spirogyra, rhizobium, lactobacillus
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C)
Plasmodium, spirogyra, chlamydomonas
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D)
Spirogyra, diatoms, plasmodium
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E)
None of these
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Identify the three products which are obtained by refining of petroleum.
A)
Paraffin wax, diesel, coal gas
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B)
Petrol, kerosene, coal tar
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C)
Petrol, diesel, kerosene
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D)
Petroleum gas, lubricating oil, coke
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E)
(e)None of these
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Which one of the following is not present in animal cells?
A)
Ribosome
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B)
Chloroplast
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C)
Nucleus
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D)
Mitochondria
done
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E)
None of these
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A force of 520 N is applied on an object of area\[\mathbf{5}{{\mathbf{m}}^{\mathbf{2}}}\]. Calculate the pressure.
A)
515 Pa
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B)
104 Pa
done
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C)
525 Pa
done
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D)
2600 Pa
done
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E)
None of these
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The male reproductive organ testis lies in a pouch- like structure called:
A)
Urethra
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B)
Scrotal sac
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C)
Ureter
done
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D)
Vas deference
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E)
None of these
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Which one of the following substances has the lowest ignition temperature?
A)
Wood
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B)
Alcohol
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C)
Charcoal
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D)
Cow-dung cake
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E)
None of these
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LPG mainly consists of: |
i. Propane |
ii. Methane |
iii. Butane |
iv. Ethane |
A)
i and ii
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B)
ii and iii
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C)
i and iii
done
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D)
i and iv
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E)
None of these
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Functions of a cell are controlled by:
A)
Tissues
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B)
Nucleus
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C)
Cell membrane
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D)
All of these
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E)
None of these
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Cell theory was given by:
A)
Robert Hooke
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B)
Theodor Schwann
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C)
Matthias Jakob Schleiden
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D)
Both B and C
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E)
None of these
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Choose the correct option for labelling the given figure.
A)
a-uterus, b-ovary, c-fallopian tube, d-vagina
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B)
a-vagina, b-uterus, c-fallopian tube, d-ovary
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C)
a-fallopian tube, b-ovary, c-vagina, d-uterus
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D)
a-fallopian tube, b-ovary, c-uterus, d-vagina
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E)
None of these
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