What would be the consequences of deficiency of hemoglobin in your body?

List differences between arteries and veins.

Draw a diagram of the front view of human heart.

Name the intermediate and the end products of glucose breakdown in aerobic respiration.

What is meant by reflex-action ? With the help of a labelled diagram trace the sequence of events which occur when we touch a hot object.

Write one example each of the following tropic movements : (i) Positive phototropism (ii) Negative phototropism (iii) Positive geotropism (iv) Negative geotropism (v) Hydrotropism (vi) Chemotropism

State the structural and the functional unit of the nervous system. Draw its neat labelled diagram.

(a) Explain any three directional movements in plants.

(b) How brain and spinal cord are protected in human ?

Locations for the process of photosynthesis and Mitochondria.