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In a typical fuel cell, the reactants (R) and products (P) are:
Pneumatophores occur in:
Cotyledon of maize grain is called?
MTP is:
Free-central placentation is found in?
Which one of the following pairs is isostructural (i.e., having the same shape and hybridization)?
Identify the correct statements related to the androecium in the flower: (a) Sterile stamens are called staminodes. (b) When stamens are attached to petals, they are called epipetalous. (c) Monoadelphous stamens are found in China rose. (d) Polyadelphous stamens are found in Pea. (e) Variation in the length of filaments is seen in Salvia and Mustard.
Natural methods for contraception work on the principle of:
Two identical charged spheres suspended from a common point by two massless strings of lengths l are initially at a distance d (d << l) apart because of their mutual repulsion. The charges begin to leak from both the spheres at a constant rate. As a result, the spheres approach each other with a velocity v. Then v varies as a function of the distance x between the spheres, as:
Spraying of which of the following phytohormone on juvenile conifers helps in hastening the maturity period, that leads to early seed production?
A body starts from rest. What is the ratio of the distance travelled by the body during the 4th and 3rd second?
When glycerol is treated with an excess of HI, it produces:
A certain plant homozygous for yellow seeds and red flowers was crossed with a plant homozygous for green seeds and white flowers. The F1 plants had yellow seeds and pink flowers. The F1 plants were selfed to get F2 progeny. Assuming independent assortment of the two characters, how many phenotypic categories are expected for these characters in the F2 generation?
Coconut fruit is a:
Which of the following pairs is correctly matched regarding the Electron Transport System (ETS) complexes?
What ratio is expected in offsprings if father is colour blind and mother's father was colour blind:
$\alpha$-D-glucose and $\beta$-D-glucose are:
A cell reaction becomes spontaneous when:
If the principal quantum number n=6, the correct sequence of filling of electrons will be:
In the seeds of cereals, the outer covering of endosperm separates the embryo by a protein-rich layer called: