The parenchyma that is present in tubers and rhizomes …………….
A) Arenchyma
B) Chlorenchyma
C) Storage tissue
D) Water storage
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The ratio of the present ages of Rupa and her daughter is ` 7 : 3`. When Rupa was 26 years old, her daughter was 6 years old . Find the present age of
Correct Answer - 35
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Write some difference between Parenchyma and collenchyma tissues.
Difference Between Parenchyma and Collenchyma Cells : Parenchyma Cells Collenchyma Cells What it means Originate from ground and protoderm meristems Originate from pro-cambium. Epidermal layer of plants are composed of collenchyma cells Location Found in every delicate...
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The scientist who coined the term parenchyma’ for the pithy part of the plant ?
B) Nehemiah Grew
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Parenchyma that contains chloroplasts are called
A) Chlorenchyma
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The Parenchyma that is seen in Xerophytes (desert plants) ………………..
B) Water storage tissue
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(i) Which parenchyma helps plant in the preparation of food ? A) Storage tissue
(i) C) Chlorenchyma (ii) C) Schlerenchyma
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How much positive and negative charge is present in 1 g of water? How many electrons are present in it?
Molecular mass of water is 18 gram, that means the number of molecules in 18 gram of water is 6.02 × 1023 ∴ Number of molecules in l gm of water...
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Describe the internal structure of a leaf in which mesophyll is differentiated in palisade and spongy parenchyma.
1. Structure of dorsiventral leaf: The mesophyll tissue is differentiated into palisade and spongy parenchyma in a dorsiventral leaf. This type is very common in dicot leaf. The different parts...
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The sieve tube cell is connected to companion cell through phloem parenchyma by
(A) Plasmodesmata
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The ratio of present ages of P and Q is 3:8 and after 6 years their ages ratio is 4:9 then the age of P at present is …………….. years.
Correct option is (C) 18 Let present ages of P and Q are respectively 3x and 8x. After 6 years, age of P = 3x+6, age of Q = 8x+6. According to given condition, \(\frac{3x+6}{8x+6}=\frac49\) \(\Rightarrow\) 9 (3x+6) =...
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