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Biology

Biology
In which of the following stages of silkworm, silk is secreted

Larva
Egg
Adult
Pupa

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Biology
All enzymes are

Alkaloids
Carbohydrates
Proteins
Lipids

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Biology
In N2- fixation process, nitrite is converted to nitrate by

Azospirillum
Nitosomonas
Azotobacter
Nitrobacter

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Biology
Cerebro spinal fluid protects

Brain
Heart
Liver
Kidney

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Biology
Enzymes are important because they

Transfer genetic information
Speeds up chemical reactions
Maintain cell shape
Contain water

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Biology
Which of the following animals shows radial symmetry

Frog
Pila
Fish
Star Fish

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