Tissues — Science STD 9 — Question

While doing work and running, you move your organs like hands, legs, etc. Which among the following is correct?

The growing two or more crops at a time in a field is called as:

Ecosystem comprises both abiotic and biotic components. Biotic component of an ecosystem consists of:

1. Producers.
2. Consumers.
3. Decomposers.
4. All of the above.

.......... are involved in intracellular digestion?

Which of the following in natural insecticides?

Largest blood cells are:

Amoeba belongs to kingdom:

1. Monera.
2. Protista.
3. Fungi.
4. Animalia.

Which of the following is a part of protoplasm present between the nuclear membrane and cell organelle?

Pollution of water is caused by:

1. Industrial effluents.
2. Sewage.
3. Farm runoff.
4. All of these.

A cell placed in hypotonic solution bursts up. It is:

1. Animal cell.
2. Bacterial cell.
3. Fungal cell.
4. Plant cell.