Improvement in Food Resources — Science STD 9 — Question

Name the non-nucleated blood cells.

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

The mineral elements found in our bone making it hard, are:

Name the gas which plays major role in global warming:

1. Carbon monoxide.
2. Nitrous oxide.
3. Carbon dioxide.
4. Sulphur dioxide.

The feed of broilers differs from that of egg layers, in having:

In the Pila, the gastropod mollusk, the organ of the locomotion is:

1. Mantle.
2. Foot.
3. Tentacles.
4. Legs.

The process of cross breeding two different varieties of crop plants each having a desire characteristic, is known as:

Which one of the following is cold-blodded animal?

1. Birds.
2. Monkey.
3. Rat.
4. Lizard.

Which of the following helps in repair of tissue and fills up the space inside the organ?

“Drones” in the honeybee colony are born out from;