STD 11 - 3. Plant kingdom — NEET STD 11 Science — Question

Albuminous seeds store their reserve food mainly in

The giant red wood tree (Sequoia) is a/an

The correct relationship of value of Respiratory Quotient is

Choose correct one :

Choose incorrect pair.

Which of the following statements are correct for replication ?
(i) Watson and Crick proposed the semi- conservative scheme of DNA replication.
(ii) M. S. Meselson and F. W. Stahl proved semi- conservative scheme with E. coli growing in isotopic 14C.
(iii) Taylor and colleagues in 1958 proved semi- conservative replication of chromosomes by use of radioactive Thymidine in Vicia faba (faba beans).
(iv) In living cells, such as E.coli, the process of replication requires DNA-dependent DNA polymerase.
(v) Replication does not initiate randomly at any place in DNA.
(vi) The DNA-dependent DNA polymerases catalyse polymerisation only in one direction.
(vii) Any mistake during replication would result into mutations.

Phototropic curvature is the result of uneven distribution of

If a chemical process is affected by more than one factors then its rate will be determined by