Thorn of Bougainvillea and tendril of cucurbita are example of
Thorn of Bougainvillea and tendril of cucurbita are example of Options (a) analogous organ (b) homologous organs (c) vestigial organs…
7 years ago
Easy
One of the important consequences of geographical isolation is
One of the important consequences of geographical isolation is Options (a) preventing speciation (b) speciation through reproductive isolation (c) random…
7 years ago
Which one of the following structure between two adjacent cells
Which one of the following structure between two adjacent cells is an effective transport pathway? Options (a) Plasmodesmata (b) Plastoquinones…
7 years ago
Semi-conservative replication of DNA was first demonstrated in:
Semi-conservative replication of DNA was first demonstrated in: Options (a) Escherichia coli (b) Streoticiccys obeynibuease (c) Salmonella typhimurium (d) `Drosphila…
7 years ago
Of the total incident solar radiation the proportion of PAR is:
Of the total incident solar radiation the proportion of PAR is: Options (a) about 70% (b) about 60% (c) less…
7 years ago
Nitrogen fixation in root nodules of Alnus is brought about by:
Nitrogen fixation in root nodules of Alnus is brought about by: Options (a) Bradyrhizobium (b) Clostridium (c) Frankia (d) Azorhizobium…
7 years ago
Male and female gametophytes are independent and free living in
Male and female gametophytes are independent and free living in Options (a) Mustard (b) Castor (c) Pinus (d) Sphagnum Correct…
7 years ago
DNA or RNA segment tagged with a radioactive molecule is called
DNA or RNA segment tagged with a radioactive molecule is called Options (a) Vector (b) Probe (c) Clone (d) Plasmid…
7 years ago
An example of a seed with endosperm, perisperm, and caruncle is
An example of a seed with endosperm, perisperm, and caruncle is Options (a) coffee (b) lily (c) castor (d) cotton…
7 years ago
A prokaryotic autotrophic nitrogen fixing symboint is found in:
A prokaryotic autotrophic nitrogen fixing symboint is found in: Options (a) Alnus (b) Cycas (c) Cicer (d) Pisum Correct Answer:…
7 years ago