STD 11 - 13. Plant growth and development — NEET STD 11 Science — Question

Enzymes have a very narrow optima for

Read the following and choose the option with all incorrect statements.
(A) Cynobacteria can live as symbionts in association with algae as lichens and with roots of higher plants as mycorrhiza.
(B) Albugo is a parasitic fungi on mustard.
(C) Mycelium is aseptate and coenocytic in basidiomycetes.
(D) Ascomycetes growing on cattle dung are called coprophilous.
(E) Fusion of protoplasms between two motile or non-motile gametes is called plasmogamy.
(F) In phycomycetes, asexual reproduction takes place by zoospores and aplanospores.
(G) Ascomycetes are commonly known as fungi imperfecti.
(H) Albugo, Mucor belong to phycomycetes group of fungi.
(I) In phycomycetes asexual reproduction take place by motile spore called zoospores or by non-motile spores called aplanospores.
(J) Asexual spores called ascospore are produced in ascomycetes.
(K) Neurospora and Claviceps belong to phycomycetes.
(L) In basidiomycetes, asexual spores are generally not found, but vegetative reproduction by fragmentation is common.
(M) In basidiomycetes, sex organ are present but plasmogamy is brought about fusion of two vegetative or somatic cells of different strains or genotypes.

Which of the following stage of Funaria is haploid

Mosses occur in moist place because

The structure formed in the life cycle of cellular slime-mould due to chemotactic movement is

The biosynthesis of ribosomal RNA occurs in

Placenta and pericarp are both edible portions in

Which is not a part of moss capsule