Match the words of Column (A) with that of Column (B)
Column (A) Column (B)
(a) Phloem (i) Excretion
(b) Nephron (ii) Translocation of food
(c) Veins (iii) Clotting of blood
(d) Platelets (iv) Deoxygenated blood
Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons for your answer
If a plant is releasing carbon dioxide and taking in oxygen during the day, does it mean that there is no photosynthesis occurring? Justify your answer.
Two green plants are kept separately in oxygen free containers, one in the dark and the other in continuous light. Which one will live longer? Give reasons.
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