List of practice Questions

The combined capacitance of the arrangement shown in figure given below, in $\mu F$ is

What is the potential drop between points A and C in the following circuit ? Resistances $1 \, \Omega $ and $2 \, \Omega $ represent the internal resistances of the respective cells.

The binding energy of deuteron is 2.2 MeV and that of $^4_2$He is 28 MeV. If two deuterons are fused to form one $^4_2He$ then the energy released is :-

$[NH(CH_2)NHCO(CH_2)_4CO]_{n}$ is a:-

Two microbes found to be very useful in genetic engineering are-

Moss peat is used as a packing material for sending flowers and live plants to distant places because:

Pineapple (ananas) fruit develops from-

A common structural feature of vessel elements and sieve tube elements is:

Triticale, the first man-made cereal crop, has been obtained by crossing wheat with :

Above Curie temperature :

The area bounded by the parabola $y^2 = 4ax$ and the line $x = a$ and $x = 4a$ is

The ends of the latus rectum of the conic \(x^ 2 + 10x - 16y + 25 = 0\) are

Conifers differ from grasses in the-

Which one of the following pairs of an animal and a plant represents endangered organisms in India -

What type of placentation is seen in sweet pea?

Long filamentous threads protruding at the end of a young cob of maize are:

Sulphur is an important nutrient for optimum growth and productivity in:

Which one of the following is not used for construction of ecological pyramids?

In a cereal grain the single cotyledon of embryo is represented by-

In a moss, the sporophyte-

Which one of the following is not included under in situ conservation?

In photosystem-I, the first electron acceptor is :

Pentamerous, actinomorphic flowers, bicarpellary ovary with oblique septa, and fruit a capsule or berry, are characteristic features of:

An enzyme that can stimulate germination of barley seeds is:

Prothallus is