Page 13 - Syok Praktis PBD (2023) Science TH4

Science Year 4 Practice 4 Plants

4.2 Photosynthesis

A Observe the following diagram and fill in the blanks with the correct answers. PL 2
1. The process of plants making their own food is
known as .

Light energy
2. Plants need energy and light from the
Oxygen .

Carbon 3. The green colour on the leaf is chlorophyll.
dioxide Chlorophyll helps plants in producing
.

4. Plants absorb through the
Water fine pores on the leaves.

5. Plants absorb water and minerals through the
.

B Based on the diagram below, write briefly on the needs of the plants to carry out the
photosynthesis process and the results of photosynthesis. HOTS Analysing

Sunlight

Carbon
dioxide
+ Starch
Water is
produced
Oxygen

C Read the information below.

Why is it so? Give your reasons. HOTS Evaluating

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