Define: Siphonogamy

Siphonogamy is

Define geitonogamy.

Study the given statements about gymnosperrms and select the correct option. (i). Mode of fertilisation is siphonogamy (ii). Male and female cones are borne on same tree in pinus. (iii). Endosperm represents female gametophyte.

Select the correct statements from the following I. Endosperm is generally triploid in angiosperms, II. All angiosperms have monosporic and endosporic embryo sac, III. Angiosperms are characterised by double fertilization, IV. All angisoperms show indirect pollination and siphonogamy

$ Fertilization with the help of a pollen tube is called Siphonogamy. ! Entry of pollen tube into the ovule through integuments is called Mesogamy.

Define. Biome.

Define predation

Define taxonomy.

Define Climograph.

Define a triangle.