MCQs

Q291: All planets of the solar system have moons except

• A) Earth and Mars
• B) Venus and Mercury
• C) Jupiter and Saturn

Q292: Kwashiorkor and marasmus are diseases caused by deficiency of which one of the following?

• A) Protein
• B) Vitamin
• C) Mineral

Q293: A _____ is used in submarines to monitor the surface of water.

• A) Periscope
• B) Telescope
• C) Kaleidoscope

Q294: Which one of the following is a non-luminous object(s)?

• A) Sun
• B) Stars
• C) Moon

Q295: Our sun was formed in a cloud of gas and dust about ______?

• A) 4.57 billion years ago
• B) 4.58 billion years ago
• C) 4.59 billion years ago

Q296: Atoms which lose electrons will become positively charged ion and they are known as?

• A) Anions
• B) Ions
• C) Cations

Q297: In which pollination, mature pollen grains transfer from another of one flower to the stigma of the same flower or another/different flower of the same plant?

• A) Self Pollination
• B) Cross Pollination
• C) Artificial Pollination

Q298: The male reproductive part of the flower is called?

• A) Stamen
• B) Pistil
• C) Carpel

Q299: In Fahrenheit scale the freezing point of water is ______?

• A) 30°F
• B) 32°F
• C) 34°F

Q300: What is the main component/constituent of the cell wall that supports the plant cell and gives it a regular shape?

• A) Protein
• B) Starch
• C) Cellulose