Question # 1

which of the following metals has an oxide that cannot be reduced by heating with magnesium?

Choose an answer

Silver

copper

calcium

iron

Development of fruit without fertilization is

Choose an answer

Parthenogenesis

Apomixes

Parthenocarpy

Fertilization

Lever function on which of the following principles

Choose an answer

Crank-shaft

joining rod

Crank pin

Cross head

Which of the following food items is rich in iron?

Choose an answer

Apple

Rice

Orange

Pulses

A student divided a number by 2/3 when he required to multiply by 3/2. Calculate the percentage of error in his result.

Choose an answer

50%

100%

34.5%

0%

Which of the following diseases s caused by a virus?

Choose an answer

Smallpox

Tuberculosis

Malaria

Cholera

A jet engine works on the principle of conservation of:

Choose an answer

linear momentum

Energy

Angular momentum

Mass

Human urine as compared to human blood is:

Choose an answer

Hypotonic

hypertonic

isotonic

All of these

Vitamins was discovered by

Choose an answer

Edison

Funk

John Napier

None

What would we use on aircraft for measuring altitudes?

Choose an answer

Actimometer

Ammeter

Anemometer

Altimeter

A persicope works by the principle of

Choose an answer

Refraction

Total internal reflection

Diffraction

Reflection and refraction

More Classes

Other Links

Everyday Science Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer