Please select a subject first
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Write the exact location of chloroplasts in the parts of a plant.
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Define the following term:
Thylakoids
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Define the following term:
Chloroplast
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Distinguish between the following pairs on the basis of the word indicated in the bracket ( ).
Stoma and Stroma (structure)
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Development of fruits without fertilisation is called ______.
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Apical dominance is influenced by ______.
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______ hormone inhibits apical dominance.
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Define the following term:
Apical dominance
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Define the following term:
Parthenocarpy
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Name the two fluids that circulate in the body.
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In a coloured diagram, why do we generally show the pulmonary artery in blue and pulmonary vein in red colour?
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Name these:
Three non-circulating fluids in human body
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Correct the following statement by changing the underlined word:
Nitrogen bonds are present between the complementary nitrogenous bases of DNA.
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What are the rungs of the “DNA ladder” made of?
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Correct the following statement if there is any mistake.
The four nitrogenous bases in the DNA are Guanine, Thiamine, Adrenaline and Cytosine.
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The three sketch (A, B and C) are intended to represent the replication of DNA.
What should be their correct sequence, starting with the first and ending with the last? ……
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The diagram below represents a layer of epidermal cells showing fully grown root hair. Study the diagram and answer the questions that follow:
- Name the parts labelled A, B, C and D.
- The root hair cell is in a turgid state. Name and explain the process that caused this state.
- Mention one distinct difference between the parts labelled A and B.
- Draw a diagram of the above root hair cell as it would appear when a concentrated solution of fertiliser is added near it.
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Name the following:
An instrument used to find the rate of transpiration.
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Name the following:
The apparatus to record the rate of transpiration in a cut shoot.
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Which of the following statements are true and which ones are false? Give reason in support of your answer.
Forest contribute in bringing rains.
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