Quantity that can be measured is called_______

(a)

Physical quantity

(b)

unit

(c)

Measurement

(d)

motion

Gita rides with her father’s bike to her uncle’s house which is 40 km away from her home. She takes 40 minutes to reach there.
Statement 1: She travels at a speed of 1 km/minute.
Statement 2: She travels at a speed of 1 km/hour.

(a)

Statement 1 alone is correct.

(b)

Statement 2 alone is correct.

(c)

Both statements are correct.

(d)

Neither statement 1 nor statement 2 is correct.

_________is essential to perform winnowing activity.

(a)

Rain

(b)

Soil

(c)

Water

(d)

Air

Organs of absorption is__________

(a)

Root

(b)

Stem

(c)

Leaf

(d)

Flower

Which of the following are the characteristics of living beings?
(i) Respiration
(ii) Reproduction
(iii) Adaptation
(iv) Excretion
Choose the correct one

(a)

(i), (ii), and (iv) only

(b)

(i), (ii) only

(c)

(ii) and (iv) only

(d)

(i), (ii), (iii) and (iv)

When was the first computer introduced?

(a)

1980

(b)

1947

(c)

1946

(d)

1985

An iron ball at 50°C is dropped in a mug containing water at 50^o C. The heat will

(a)

flow from iron ball to water

(b)

not flow from iron ball to water or from water to iron ball

(c)

flow from water to iron ball

(d)

increase the temperature of both

Drying of wet clothes in air is an example of

(a)

Chemical change

(b)

Undesirable change

(c)

irreversible change

(d)

physical change

Nitrogen is used in the food packaging industry because it ________________

(a)

provides colour to the food

(b)

provides oxygen to the food

(c)

adds proteins and minerals to the food

(d)

keeps the food fresh

Which one of the following is not an unicellular organism?

(a)

Yeast

(b)

Amoeba

(c)

Spirogyra

(d)

Bacteria