with protein coat b. DNA molecules without protein coat c. RNA molecules with protein coat d. RNA molecules without protein coat .
Select the mismatch (NEET – ) a. Pinus — Dioecious b. Cycas — Dioecious c. Salvinia — Heterosporous d.
Equisetum — Homosporous . Life cycle of Ectocarpus and Fucus respectively are (NEET – ) a. Haplontic, Diplontic b. Diplontic, Haplodiplontic c.
Haplodiplontic, Diplontic d. Haplodiplontic, Halplontic . Zygote meiosis is characterisitic of (NEET – ) a. Marchantia b.
Fucus c. Funaria d. Chlamydomonas . Which of the following is correctly matched for the product produced by them?
(NEET – ) a. Acetobacter acetic : Antibiotics b. Methanobacterium : Lactic acid c. Penicillium notatum : Acetic acid d.
Saccharomyces cerevisiae : Ethanol . Which of the following components provides sticky character to the bacterial cell? (NEET – ) a. Cell wall b.
Nuclear membrane c. Plasma membrane d. Glycocalyx . Which of the following statements is wrong for viroids?
(NEET – ) a. They lack a protein coat b. They are smaller than viruses c. They causes infections d.
Their RNA is a high molecular weigh t . In bryophytes and pteridophytes, transport of male gametes require (NEET – ) a. Wind b. Insects c.
Birds d. Water Competitive Examination Questions Unit – Diversity of Living World . Which of the following are found in extreme saline conditions? (NEET- ) a.
Archaebacteria b. Eubacteria c. Cyanobacteria d. Mycobacteria .
Select the mismatch (NEET – ) a. Frankia Alnus b. Rhodospirillum Mycorrhiza c. Anabaena Nitrogen fixer d.
Rhizobium Alfalfa . Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen? (NEET – ) a. Bacillus b.
Pseudomonas c. Mycoplasma d. Nostoc . Read the following statements ( A to E ) and select the option with all correct statements (AIPMT – ) A.
Mosses and Lichens are the first organisms to colonise a bare rock. B. Selaginella is a homosporous pteridophyte. C.
Coralloid roots in Cycas have VAM. D. Main plant body in