IGCSE Biology Paper-4: Specimen Questions with Answers 96 - 97 of 279

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Passage

People are encouraged to recycle materials, such as paper and plastics.

Question 96 (2 of 2 Based on Passage)

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Describe in Detail

Essay▾

What are the three R՚s of sustainability?

Explanation

For reduce the large amount of solid wastes there are a set of guidelines for dealing with environmental waste in an eco-friendly way. Which are called as three R՚s-

(a) Reduce- Reducing the amount of waste, is the best way to help the environment. There are many ways to do this. Like-Buy products made from post-consumer recycled materials, especially paper and bathroom tissue, Choose electronics and appliances that are energy-efficient.

(b) Reuse-It means Instead of throwing things away, try to find ways to use them again. For example- Plastic containers and reusable lunch bags are great ways to take your lunch to school without creating waste.

(c) Recycle- Recycling is the “R” that has caught on the best. Good recycling companies take paper, metal, glass, or plastic waste and turn it back into useful raw materials.

Image Shows 3-R Process

Question 97

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Describe in Detail

Essay▾

What is the difference between Racemose and Cymose?

Explanation

Table Shows Different Pattern of Arrangement of Flower
RacemoseCymose
It is also called as Indefinite inflorescenceIt is called as Definite inflorescence
The growing point seldom ends in a flowerThe growing point always forms a flower
The arrangement of flower is acropetalThe actual arrangement of flower is basipetal
Shoes Given Racem Ose
Shows Cym Ose

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