Match the following columns and select the correct option.
The first process by which water enters into the seed coat when a seed is placed in suitable environment for germination is
Choose the correct pair from the following
Leaf abscission is caused by
Cryptochrome is
How does pruning help in making the hedge dense ?
Which of the following is responsible for synthesis of enzyme in seed germination ?
When flowering is regulated by length of day and night, it is called
Which of the following does not exhibit seed dormancy ?
Which of the following is a short day plant ?
Light break reaction occurs in
Which of the following three organelles are involved in photorespiration ?
Apples are generally wrapped in waxed paper to
Match list I with list II and select the correct option
In the monocotyledonous seeds the endosperm is separated from the embryo by a distinct layer of
In a myelinated neuron, two adjacent myelin sheaths are separated by gaps called
Which of the following statements is/are true (a) If the stem is jointed with solid nodes and hollow intemodes, it is called caudex (b) In Tridax the stem is decumbent (c) Corm is a condensed form of rhizome growing more or less in vertical direction (d) Sucker is an underground modification of stem (e) Biparous type of cymose branching is seen in Saraca.
Which of the following promotes softening of fruits ?
Select the correct order of classification of Ranatigrina upto genus
0ne hormone helps in ripening of fruits while the other stimulates closure of stomata.- These are respectively
Pathogenecity of bacteria causing tuberculosis and leprosy is due to
The value of $ \begin{vmatrix} b+c&a&a\\ b &c+a &b\\ c & c &a+b \end{vmatrix}$ is
If the three linear equations $x + 4ay + az = 0$ $x + 3 by + bz = 0$ and $x + 2cy + cz = 0$ have a non-trivial solution, then a, b, c are in
The matrix 'X' in the equation $AX = B$, such that $A = \begin{bmatrix}1&3\\ 0&1\end{bmatrix}$ and $ B = \begin{bmatrix}1&-1\\ 0&1\end{bmatrix}$ is given by
