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Learn. Examine a fish
EduBook Organización
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What do we need? A fish Tweezers A magnifying glass What do we do? Draw the fish in your notebook and label the parts of its body: Look at the fish's mouth: What are its teeth like? What is its…
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Different types of roots
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In some plants, the primary root grows much bigger than the secondary roots of the plant. This is known as the tap root. Many smaller roots grow out from the tap root. Plants with this root system can…
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Answer. Respiration in plants
EduBook Organización
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Remember what you have studied in this section and answer the questions: What is respiration? What do plants NOT do at night? How are oxygen and carbon dioxide absorbed in algae?
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Initial evaluation 01 - Animal reproduction
EduBook Organización
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Classify the following animals as oviparous or viviparous: snail ➝ deer ➝ duck ➝ chicken ➝ cheetah ➝ wolf ➝
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Snails: hermaphrodite animals
EduBook Organización
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Each individual snail is both male and female. During sexual union, the snails face each other and join together at the feet. Each snail deposits sperm in the female reproductive system of the other…
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Complete. Fertilisation
EduBook Organización
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Complete the text about fertilisation with the correct words: internal reptiles ovum Internal mammals female external Fertilisation of the by the sperm takes place in one of two ways: inside the body of…
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Correct. Fertilisation
EduBook Organización
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Replace the underlined words in the text with the correct ones: pollen embryo Fertilisation seed zygote seed-bud Pollination takes place when the spermatozoid goes down the fertilising tube and meets…
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End-of-unit evaluation - Plant reproduction
EduBook Organización
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In this unit we are going to learn about how flowering and non-flowering plants reproduce. The reproductive organs of most plants are in the flowers. It is in this part of the plant that the two…
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Initial evaluation 03 - Energy
EduBook Organización
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Decide if the following statements are true or false. Write T or F in each box: Coal and oil are renewable energy sources. ➝ Non-renewable energy sources do not cause pollution. ➝ We get both light…
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Energy and forces
EduBook Organización
- 2332 visitas
Energy produces changes Energy produces changes when it acts on objects. For example: Heat energy changes the state of objects. Ice cream will melt at room temperature. Electrical energy generated by…
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