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Identify the correct features of Mango and Coconut fruits. (i) In both, fruit is a drupe (ii) Endocarp is edible in both (iii) Mesocarp in Coconut is fibrous, and in Mango, it is fleshy (iv) In both, the fruit develops from the monocarpellary ovary Select the correct option from below:
Which of the following shows whorled phyllotaxy?
The roots that originate from the base of the stem are:
The ovary is half inferior in:
[Floral Formula] is the floral formula of:
Keel is the characteristic feature of a flower of:
Identify the correct statement.
Which of the following is an example of a zygomorphic flower?
Given below are two statements: Statement I: In a floral formula, ⊕ stands for zygomorphic nature of the flower, and G stands for inferior ovary. Statement II: In a floral formula, ⊕ stands for actinomorphic nature of the flower and G stands for superior ovary. In the light of the above statements, choose the correct answer from the options given below:
A common emitter amplifier has a voltage gain of 50, an input impedance of $100 \text{ } \Omega$ and an output impedance of $200 \text{ } \Omega$. The power gain of the amplifier is:
Charge q is uniformly spread on a thin ring of radius R. The ring rotates about its axis with a uniform frequency f Hz. The magnitude of magnetic induction at the center of the ring is :
Match List-I with List-II: List-I A. Scutellum B. Non-albuminous C. Epiblast D. Perisperm List-II I. Persistent nucellus II. Cotyledon of monocot seed III. Groundnut IV. Rudimentary cotyledon
In a pea flower, five petals are arranged in a specialized manner with one posterior, two lateral and two anterior. These are named as ________, ________ and ________ respectively.
In Calotropis, aestivation is:
Identify the type of flowers based on the position of calyx, corolla and androecium with respect to the ovary from the given figures (a) and (b).
An example of axile placentation is:
The displacement-time (s-t) graphs of two moving particles A and B make angles of $30^\circ$ and $45^\circ$ with the x-axis as shown in the figure. The ratio of their respective velocity $(v_A/v_B)$ is:
Which of the following pairs is correctly matched regarding floral morphology?
In order to increase the yield of sugarcane crops, which of the following plant growth regulators should be sprayed?
Which of the following animals does not undergo metamorphosis?