A. melanin B. chlorophyll C. xanthrophyll D. carotene E. chlorocruorin. Correct Answer: Option B - chlorophyll
A. petiole of leaves B. parenchyma of roots and shoots C. epidermis of roots and shoots D. apical regions of…
A. it is located in the brain B. its secretion are the more numerous than those of the other gland…
A. secreted into the blood through ducts B. secreted directly into the blood stream C. inactive chemical substance in the…
A. endocrine and nervous systems B. skeletal and nervous systems C. muscular and nervous systems D. circulatory and nervous systems…
A. haemoglobin B. haemocyanin C. chlorocruorin D. haemoerythrin E. melanin Correct Answer: Option E - melanin
A. Energy from sunlight is absorbed B. Carbondioxide is evolved C. Glucose is synthesized D. Oxygen is given E. water…
A. Radicle B. Embryo C. Cytoplasm D. Seed coat E. Endosperm. Correct Answer: Option E - Endosperm
A. may contain many seeds B. is a mature ovary C. is covered by the pericarp D. may develop from…
A. Receptors B. Synapse C. Cell bodies D. Myelin sheath E. Relay neurones Correct Answer: Option A - Receptors