Matter in Our Surroundings — Science STD 9 — Question

The radioactive isotope used in the treatment of cancer is:

Tissue means _________________?

Which of the following statement is true about mole:

Wind causes weathering of rocks through:

1. Chemical change.
2. Abrasion.
3. Mechanical force.
4. Frost action.

T.B. is cured by:

1. Griseofulvin.
2. Ubiquinone.
3. Streptomycin.
4. encitol.

Cell inclusions are:

1. Non-living materials present in the cytoplasm.
2. Another name of cell organelles.
3. Cytoskeletal framework of cell.
4. Combined name for cell wall and plasma membrane.

Whidr of the following cells is found in the cartilaginous tissue of the body?

Choose the incorrectly matched pair from the options given below:

Newton's second law of motion gives:

The speed-time graph of a body is straight line parallel to time axis.The body has: