CBSE Class 6 Science Sample Paper SA-1

Time: 3 hour/M.M.-80

All questions are compulsory.

1- Tick (√) the correct options(5)

i) Mustard oil is ………………… water.

a) Smooth

b) Miscible

c) Immiscible

ii) Sand pencil shavings, and chalk are

a) Insoluble materials

b) Soluble materials

c) none of these

iii) Ice can be reverted back to water by

a) Freezing

b) Melting

c) Breaking

iv) A mixture of sugar and milk is called a

a) Solid

b) Rock

c) Solution

v) This plant has a thick, hard , brown, stem,

a) Herb

b) Shrub

c) Tree

vi) The male reproductive port of a  flower is

a) Ovule

b) Ovary

c) Stamen

vii) Another contains dust – like particles called

a) Pollen grains

b) Pedicel

c) Stamen

viii) Immovable joint are present in the

a) Ankle

b) Elbow

c) Skull

ix) The number of ribs in the body is-

a) 22 Pairs

b) 10 Pairs

c) 12  Pairs

x) Which of the following factors in not an abiotic factor?

a) Deer

b) Hail

c) Dew

2- Fill in the blanks :- (5)

i) Metals like gold and copper have —————

ii) Plastic is used to cover electric  wires as it is an —————

iii) Liquids that dissolve in  water are said to be —————–

iv) The framework of bones in the body makes the ————–

v) The human skull is made up of —————-

vi) ————- is the largest bone of the human body.

vii) The human skeleton has —————- bones.

viii) Many herbivores are found in —————-

ix) Conifers grow in —————-

x) Air filled cavities are found in ————— plants.

3- Write true or false :- (3)

i) Fruit is the only edible part of a plant

ii) The Stem anchored a plant firmly to the soil.

iii) The sepal is the male reproductive part of a flower.

iv) Moss and ferns grow in desert.

v) Zebras have strong lege to run away from the predators.

vi) Cacti carry out photosynthesis in their stem.

4- Match the following :-(5)

i) Root Gives a new plant.

ii) Leaves Sternum

iii) Seed Humerus

iv) Forelimb Conduct water and nutrients.

v) Breastbone Food factories of Plant.

5- Give one word for the following :- (5)

i) Arrangement of veins on the leaf —————–

ii) Transfer of pollen grains anther to stigma —————

iii) Small plants which flexible green stem ——————-

iv) Green pigment in plants responsible for photosynthesis———-

6- Fill in the blanks to say whether the changes are reversible or irreversible.(3)

i) Baking a cake is ————- change.

ii) Toasting bread is ————- change.

iii) Melting chocolate is ————–

7- Differentiate between (any 4)(8)

i) Ligament and tendon

ii) Ball and socket joint and hinge goint.

iii) Pistil and stamen.

iv) Herb and shrub.

v) Solute and solvent

8- Write short answers (any 8)(16)

i) What are the advantages of grouping materials?

ii) What is a saturated solution?

iii) Name the male and the female reproductive parts of a plant.

iv) How is transpiration useful to plants?

v) What are Joints?

vi) What role do movable joints play in the body?

vii) Which fins helps the fish to remain in a straight live as it moves forward?

viii) Give some examples of plants and animals in the grasslands.

ix) What is a mixture?

x) List the properties of matter which help in sorting of materials.

9- Answer the following in detail (any 4)(16)

i) What is flotation? Explain with examples.

ii) State the important functions of roots. What is a modified root? Give suitable examples.

iii) Describe how the muscles in your upper arm work together to bend and straighten your lower arm.

iv) List the adaptation in a camel that makes it possible to survive in a desert.

v) Explain the process of photosynthesis in plants.

vi) What are physical and chemicals change. Give one example of each.

10- Answer the following questions (any2 )(10)

i) Draw a well labeled diagram and describe in brief the male and female part of a flower.

ii) Differentiate parallel and reticulate venation with diagram and also give examples.

iii) How does the fish move in water? Explain with a fish diagram.

11- What method (s) of separation  would you use to separate the following substances. (4)

i) Peanuts and beans

ii) Water and sugar.

iii) Five rupee and two rupee coins

iv)Water and mud.

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