MCQ
In angiosperms, the oospore on development produces
- ASeed
- ✓Embryo
- CProtonema
- DEndosperm
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$I.$ Baculoviruses are pathogens that attack insects and other arthropods
$II.$ Most of these biocontrol agents belong to the genus Nucleopolyhedro virus
$III.$ They do not harm plants mammals, birds, fish and other non-target insects
$IV.$ Baculoviruses are helpful in Integrated Pest Management $(IPM)$ programme, in which beneficial insects are conserved
Choose the correct option
$(1)$ Many members of the genus glomusinvolved micorrhiza
$(2)$ It is responsible for all mineralsabsorption from the soil
$(3)$ Such associations show benefitsagainst draught and salinity in plants
$(4)$ Micorrhiza is a symbiotic relation ofalgae and plants