Question # 1

Outer hard layer of bone is called:

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Compact bone

Spongy bone

Cartilage bone

Osteocyte

The process in which inherited material transfer from generation to next generation:

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Reproduction

Respiration

Reduction

Circulation

Which is not an advantage of grafting?

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The graft is identical to the parent plant.

Grafting allows the propagation of seedless fruits.

The graft combines the characteristics of two plants.

Grafting may allow for the faster production of desirable fruits.

To Preserve fruits, vegetables and pickles we add.

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Water and Yogurt

Salt and acid

Flour and salt

Onion and garlic

The primary chemical stimulus for breathing is the concentration of.

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Carbon dioxide in blood.

Oxygen in blood

Carbon oxide in muscles

Oxygen in muscles.

___________ carry nerve impulse away from cell body.

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Dentrites

Axons

Dendrone

Nerve fibre

Human skeleton contain number of bones:

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106

206

306

406

______is unable to see during day time.

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Rabbit

Owl

Cat

Human

Chromatin material is made of:

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DNA

Protein

RNA

DNA and Protein

The method used for the cultivation of sugar cane is:

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Cutting

Grafting

Layering

Spores

The number of dug addicts in Pakistan's currently to be about:

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200000

300000

400000

500000

Ribosome reads the sequence of mRNA nucleotides and joins specific amino acids to form protein . This step is known as.

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Combination

Replication

Transcription

Translation

All ecosystem of the world join and makees:

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Biosphere

Heterosphere

Geosphere

Hydrosphere

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