The Fundamental Unit of Life — Science STD 9 — Question

The place for keeping and studying dry plants is called:

Following are a few definitions of osmosis.
Read carefully and select the correct definition:

Presence of tissues in a multicellular organisms ensures:

1. Faster development.
2. Division of labour.
3. Higher reproductive potential.
4. Body strength.

Contractile proteins are found in:

Which one is made of dead cells?

1. Sclerenchyma
2. Tracheids
3. Vessel
4. All the above

If crop rotation is done properly then:

_________ is used as a colouring agent to colour the slide which is to be observed under the microscope.

Meristematic tissues lacks:

Biosphere occurs:

1. In lithosphere.
2. In lithosphere and hydrosphere.
3. At place of interaction of lithosphere, hydrosphere and atmosphere.
4. In atmosphere and hydrosphere.

Rajasthan and Gujarat fall under:

1. Semiarid zone.
2. Arid zone.
3. Intermediate zone.
4. Wet zone.