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15
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The seedless plants alternate between sexual and asexual reproduction. Explain it.
In same phases of their life they reproduce by gametes and in other phases by spores
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10
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True or false. No type of plant forms tissues or have organs.
False. They are tissue-forming organisms and most of them have organs including a root, a stem and leaves.
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10
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All plants share the following characteristics :
Eukaryotic plant cells; multicellular; autothophic organisms; reproduce sexually or asexually; live attached to a substrate.
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15
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True or false. Mosses are small plants with organs but no tissues. They have conducting vessels.
False. Mosses are small plants with tissues but no organs. They donยดt have conducting vessels.
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15
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True or false. Photosynthesis => takes place in mitochondria cells
False. Photosynthesis takes place in the chloroplasts of cells.
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eraser
Reset score!
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gold
Win 50 points!
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gift
Win 15 points!
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baam
Lose 25 points!
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15
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Two types of sap circulate through the conductive vessels, what are they?
Xylem sap ( mineral salts and water ), Phloem sap ( carbohydates and water )
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15
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Name two types of seedless plants
Ferns and mosses
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15
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True or false. The stem is the organ that keeps the plant upright and supports the part thatยดs underground.
False. Supports the part thatยดs above ground.
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15
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True or false. The root is the organ that attaches the plant to the ground and absorb water and mineral salts
True
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trap
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rocket
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gift
Win 10 points!
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banana
Go to last place!
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boom
Lose 50 points!
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shark
Other team loses 20 points!
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shark
Other team loses 25 points!
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banana
Go to last place!
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15
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Name the parts that appear in the nutrition function of plants
Obtaining nutrients, Respiration, Distribution of substances, Excretion of waste
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15
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True or false. The leaves have a flat part or blade, which is attached to the stem by the roots.
False. The leaves are attached to the stem by the petiole or stalk.
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15
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True or false. The leaves are the organs specialised in performing photosynthesis
True
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15
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Name the waste products that are eliminated in the excretion
Gaseous products : Oxygen, Carbon dioxide, water vapour.
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