The pyramid of energy in any ecosystem is ____?

A: May be upright or invented

B: Always upright

C: Always inverted

D: Always Circle

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Always upright

Animal which captures and readily kills living animals for its food is called______?

A: Scavenger

B: Parasite

C: Predator

D: Mammal

E: None of these

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Predator

Which of the following is a mammal?

A: Crocodile

B: Ostrich

C: Platypus

D: Duck

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Platypus

Types of bones in human body are: Long, short, irregular and _______?

A: Medium

B: Flat

C: Regular

D: Rough

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Flat

Approximate age of earth is ___?

A: 4.64 billion years

B: 4.14 billion years

C: 4.54 billion years

D: 4.34 billion years

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4.54 billion years

First Atomic theory was proposed by?

B: John Dalton

C: E.Rutherford

D: C. De Broglie

E: D. D.I.Mendeleef

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John Dalton

Guava has the maximum amount of which Vitamin?

A: vitamin B

B: vitamin K

C: vitamin C

D: vitamin D

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vitamin C

Which of the following disease is spread by Fleas?

A: Tetnus

B: Small pox

C: Typhus

D: Yellow fever

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Typhus

All of the following statements are incorrect except:

A: Scientific work must be precise, accuracy is not essential

B: Precision and accuracy should go side by side in a scientific work

C: Scientific work must be accurate, precision is not essential

D: Calculations must be made before any experiment

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Precision and accuracy should go side by side in a scientific work

Instrument that measure the electric force ___?

A: Hydrometer

B: Hygrometer

C: Ammeter

D: Voltmeter

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Ammeter

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