Free Printable VII Science Revision

1.

Question

The absorption of nutrients and exchange of respiratory gases between blood and tissues take place in_________

a)

(a) veins

b)

(b) arteries

c)

(c) heart

d)

(d) capillaries

2.

Question

Blood platelets help in

a)

(a) formation of urine

b)

(b) excretion of urine

c)

(c) sweating

d)

(d) blood clotting

3.

Question 5

Lila observed that a pond with clear water was covered up with a green algae within a week. By which method of reproduction did the algae spread so rapidly ?

a)

(a) Budding

b)

(b) Sexual reproduction

c)

(c) Fragmentation

d)

(d) Pollination

4.

Question

Which of the following can be used to form a real image?

a)

(a) Concave mirror only

b)

(b) Plane mirror only

c)

(c) Convex mirror only

d)

(d) Both concave and convex mirrors

5.

In making a battery

a)

(a) positive terminal of one cell is connected to the negative terminal of the next cell

b)

(b) positive terminal of one cell is connected to the positive terminal of the next cell

c)

(c) negative terminal of one cell is connected to the negative terminal of the next cell

d)

(d) none of the above

6.

Transfer of heat energy between objects that are in physical contact is by

a)

Conduction

b)

Convection

c)

Radiation

7.

Which of these is a conductor of heat?

a)

Wood

b)

Paper

c)

Copper

8.

The handles of cooking utensils are made of materials that are __________

a)

Insulators

b)

Conductors

9.

Conduction occurs only when two objects are in contact.

a)

True

b)

False

10.

The freezing point of water on the Fahrenheit scale is _________

a)

$32\degree F$

b)

$45\degree F$

c)

$0\degree C$

11.

The materials that do not conduct heat are called

a)

Non conductors

b)

Insulators

c)

Both

12.

The formula used to convert temperature from Celsius scale to kelvin scale is

a)

$K\ =\ \degree C\ -\ 273$

b)

$K\ =\ \degree C\ +273$

c)

$K\ =\ \degree C\ \times273$

13.

The commonly used temperature scales are

a)

Celsius scale

b)

Fahrenheit scale

c)

kelvin scale

d)

All of the above

14.

An odometer is used to measure (a)

15.

A sundial works only in the (a)

VII Science Revision

Total questions: 15

Worksheet time: 8mins

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