Science, asked by sajjalwaqar51, 25 days ago

1) --------- means change of form
A) sedimentation
B) weathering
C) global warming
D) metamorphism
2) ______ is made from pebbles cemented together with calcium carbonate
A) sandstone
B) shale
C) chalk cliffs
D) conglomerate
3) which statement is true about tissue fluids ?
A) it carries oxygen from the lungs to the rest of the body
B) it froms a continous link between the water in the blood plasma and the water in the cell cytoplasm
C) it carries blood around the body
D) it breaks down the toxins ( poison ) thats microrganism produce
4) which statement is true about law of reflection ?
A) angle of incidence is equal to angle of reflection
B) angle of incidence is equal to angle of refraction
C) when a ray light passes from air into material such as glass or water it slows down and bends toward the narmal
D) when a ray of white lights is passed through a triangular prism it splits into different colours
5) which two colours are obsorbed by the red coloured objects ?
A) green and purple
B) blue and orange
C) blue and green
D) pink and white
6) what is antibody ?
A) it breaks down toxins ( poison ) thats microorganism produce
B) it is a misture of a liquid with red cells , white cells and plateletes floating in it
C) it carries oxygen from the lungs to the rest of the body
D) it is a chemial that destroys microrganism by dissolving them
7) what is mean by double circulation
A) blood is carried around the body
B) blood passes through the heart twice as it goes once around the body
C) chemical that destroy microrganism by dissolving them
D) it joins with oxygen to make oxyhaemoglobin
8) which one is the characteristics of magma ?
A) it is a hard rock
B) it is a soft rocks
C) it is a molten rock
D) it is a dry rock
9) which one is not a type of weathering ?
A) physical weathering
B) biological weathering
C) natural weathering
D) chemical weathering

Answers

Answered by DevanshKumarYadav73
1

1) weathering

2) chalk cliffs

3) it carries blood around the body

4) angle of incidence is equal to angle of reflection

5) blue and green

6) it is a chemial that destroys microrganism by dissolving them

7) blood is carried around the body

8) it is a molten rock

9) chemical weathering

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