Biology

A cross between donkey and horse is a

A cross between donkey and horse is a Options (a) polyhybrid cross (b) monohybrid cross (c) dihybrid cross (d) reciprocal…

An insecticide extracted from the leaves of neem is

An insecticide extracted from the leaves of neem is Options (a) aldicarb (b) malathion (c) rotenone (d) azadirachtin Correct Answer:…

Cultivation of trees, in a dwarf form ,is known as

Cultivation of trees, in a dwarf form ,is known as Options (a) apomixis (b) ikebana (c) arboriculture (d) bonsai Correct…

Emasculation is achieved by the removal of

Emasculation is achieved by the removal of Options (a) entire gynoecium (b) stigma (c) anthers (d) petals and sepals Correct…

Reproduction can occur within members of a

Reproduction can occur within members of a Options (a) species (b) genus (c) order (d) family Correct Answer: speciesExplanation:No explanation…

Rhizopus produces asexually by means of

Rhizopus produces asexually by means of Options (a) zoospore (b) zygospore (c) aplanospore (d) sporangiophore Correct Answer: sporangiophoreExplanation:No explanation available.…

Sexual reproduction in which DNA of bacteria is transferred to another by the

Sexual reproduction in which DNA of bacteria is transferred to another by the help of bacteriophage is Options (a) transformation…

Virus multiplies in

Virus multiplies in Options (a) soil (b) dead tissue (c) living tissue (d) culture medium Correct Answer: living tissueExplanation:No explanation…

A cell without ……………. Is not a cell.

A cell without ……………. Is not a cell. Options (a) Golgi bodies (b) ribosomes (c) nucleus (d) mitochondria Correct Answer:…

According to the modern concept of cellular membranes the structure

According to the modern concept of cellular membranes the structure of the cell membrane is as follows Options (a) there is…