How is waste disposal carried out in plants?

Important Questions on Transportation of Substances

HARD

7th CBSE

IMPORTANT

New Science Spark Book 7>Chapter 12 - Transportation of Substances>HOTS>Q 1

Why do veins appear blue in colour when they carry blood which is red in colour?

HARD

7th CBSE

IMPORTANT

New Science Spark Book 7>Chapter 12 - Transportation of Substances>HOTS>Q 2

Shalini suffering from anaemia(a condition in which there is a deficiency of haemoglobin in blood). She often complains of tiredness and lack of energy. Why does she show these symptoms?

HARD

7th CBSE

IMPORTANT

New Science Spark Book 7>Chapter 12 - Transportation of Substances>HOTS>Q 3

Arjun was involved in an accident and his Kidneys got damaged. How will this affect him?

MEDIUM

7th CBSE

IMPORTANT

New Science Spark Book 7>Chapter 12 - Transportation of Substances>HOTS>Q 4

What would happen if a person did not have platelets?