List of top Biology Questions

The contractile protein of skeletal muscle involving ATPase activity is-

Crop plants grown in monoculture are -

Treatment of seed at low temperature under moist conditions to break its dormancy called

Peat moss is used as a packing material for sending flowers and live plants to distant places because

Pineapple (ananas) fruit develops from:

Which of the following statements regarding mitochondrial membrane is not correct?

Maximum amount of oxygen is exchanged from the blood in the

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

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

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 :

Conifers differ from grasses in the-

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

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?

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

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

In a moss, the sporophyte-

In photosystem-I, the first electron acceptor is :

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

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

An enzyme that can stimulate germination of barley seeds is:

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

Prothallus is