Which can be the melting point of ice?
- (A) −4 °C
- (B) −8 °C
- (C) 0°C
- (D) None of these
- (C) 0°C
At what temperature does water turn into ice (freezes)?
- (A) −4 °C
- (B) −3 °C
- (C) 0°C
- (D) None of these
- (C) 0°C
Tea can be best cultivated on:
- (A) Hilly slopes and rainy areas
- (B) Plain and dry areas
- (C) Sandy soil only
- (D) None of these
- (A) Hilly slopes and rainy areas
Laws of heredity was propounded (in 1865) by:
- (A) Gregor Mendel
- (B) Charles Darwin
- (C) Louis Pasture
- (D) None of these
- (A) Gregor Mendel
The main constituent of hemoglobin is:
- (A) Calcium
- (B) Iron
- (C) Chlorine
- (D) None of these
- (B) Iron
Which vitamin promotes healthy functioning of eyes in human?
- (A) Vitamin A
- (B) Vitamin B
- (C) Vitamin C
- (D) None of these
- (A) Vitamin A
What is the closet planet to the Earth?
- (A) Venus
- (B) Mercury
- (C) Mars
- (D) None of these
- (A) Venus
Which of the following is essential for proper formation of teeth?
- (A) Iodine
- (B) Copper
- (C) Fluorine
- (D) None of these
- (C) Fluorine
Which of the following diseases is caused by virus?
- (A) Smallpox
- (B) Malaria
- (C) Tuberculosis
- (D) None of these
- (A) Smallpox
Wind energy is an excellent example of:
- (A) Potential energy
- (B) Kinetic energy
- (C) Mechanical energy
- (D) None of these
- (B) Kinetic energy