Improvement in Food Resources — Science STD 9 — Question

Pulses are rich in:

1. Carbohyfrates
2. Proteins
3. Oils
4. Vitamins and minerals.

The botanical name of Dhaincha is:

1. Phaseolus vulgaris.
2. Lens culinaris.
3. Trifolium alexandrium.
4. Sesbania aculeate.

Cardiac muscle fibres are:

1. Branched
2. Striated
3. Involuntary
4. All the above

In the lung fishes, the heart is:

1. Single chambered.
2. Two chambered.
3. Three chambered.
4. Four chambered.

Which of the following group of plants is called vascular cryptogams?

1. Thallophyta.
2. Bryophyte.
3. Pteridophyta.
4. Angiospermae.

The figures of cork cells as seen by Robert Hooke were published in the book:

The history of the cell began in 1665 with the publication of Micrographia in London by:

1. Robert Hooke
2. Robert Brown
3. Straburger
4. Dujardin

Which of the following statement is correct about fertilizer?

1. It is nutrient specific.
2. It is water insoluble.
3. It is readily absorbed by the plant.
4. It is compact and easy to transfer.

In angiosperms:

1. Xylem possess vessels.
2. Phloem has sieve tubes and companion.
3. Flowers are reproductive structures.
4. All the above.

.......... determines the function and development of the cell.