The Fundamental Unit of Life — Science STD 9 — Question

Inland fisheries is referred to:

1. Culturing fish in freshwater.
2. Trapping and capturing fishes from sea coast.
3. Colchicine treatment.
4. Breeding with their wild relatives.

Which of the following is non-communicable disease?

1. Allergy.
2. Malaria.
3. Diarrhea.
4. Tuberculosis.

Sun causes weathering of rocks through:

1. Mechanical force.
2. Physical phenomena.
3. Chemical changes.
4. Biological changes.

Duck-billed platypus and echidna are:

1. Reptiles.
2. Egg-laying marnmals.
3. Marsupial mammals.
4. Eutherian mammals.

Find the incorrect pair:

1. Leech– phylum Annelida.
2. Octopus– phylum Mollusca.
3. Fasciola– phylum platyhelminthes.
4. Starfish– phylum Chordata.

Describe community issues that influence health.

The cell division is restricted to:

1. Meristematic cells.
2. Permanent cells.
3. Secretory cells.
4. All the above.