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The question has four options. Choose the correct answer:
Teeth present in the upper molar of human beings are
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The question has four options. Choose the correct answer:
The dental formula of human beings is
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The question has four options. Choose the correct answer:
The hardest constituent of the tooth is
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The question has four options. Choose the correct answer:
The number of teeth that grow only once in human is
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Try to swallow the saliva in your mouth, and feel with your hand your neck. What happens in the neck?
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You have been supplied with a sample of food. How will you perform tests for the presence of starch and proteins on it?
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State whether the following statement is true (T) or False (F):
Protoplasm is the part of the cell which surrounds the nucleus.
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Mention three features found only in plant cells and one found only in animal cells.
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List any six features found both in plant and animal cells.
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Given below are the sketches of two types of cells A and B.

(a) Which one of these is a plant cell? Give reasons in support of your answer.
(b) List the cell structures which are common to both types.
(c) Name the structures found only in plant cells and those found only in animal cells.
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How will you distinguish cell wall from plasma membrane?
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What are plastids?
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Write two main functions of the plastids.
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Fill in the blank with a suitable word:
The largest cell in the animal kingdom is that of ______ egg.
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Identify the lettered parts of the typical animal cell shown in the following figure.

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Identify the lettered parts of the typical plant cell shown in the following figure.

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the question has four options. Choose the correct answer:
Organelles found in plants only are
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It is said that the protoplasm cannot be analyzed chemically. Why?
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Differentiate between
warm-blooded and cold-blooded animals.
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Which ones of the following animals are invertebrates?
Housefly, Silverfish, Trout, Jellyfish, Whale, Penguin, Lizard and Sponge
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