RE-NEET Botany Class 12 Questions

Given below are two statements: Statement I: In gymnosperms, the male and female gametophytes remain within the sporangia. Statement II: In gymnosperms, seeds are not covered. In the light of the above statements, choose the most appropriate answer from the options given below:

Match List-I with List-II.

The regions with high level of species richness, high degree of endemism and a loss of 70% of the species and habitat are identified as:

Which part of the ovule stores reserve food materials?

Which one of the following is not included under in-situ conservation?

Given below are two statements: Statement I: The Indian Government has set up GEAC, which will make decisions regarding the validity of GM research. Statement II: Biopiracy is the term used to refer to the use of bio-resources by native people. In the light of the above statements, choose the correct answer from the options given below:

Pollen grains remain preserved as fossils due to the presence of:

Given below are two statements regarding RNA polymerase in prokaryotes. Statement I : In prokaryotes, RNA polymerase is capable of catalysing the process of elongation during transcription. Statement II : RNA polymerase associate transiently with ‘Rho’ factor to initiate transcription. In the light of the above statements, choose the correct answer from the options given below :

Which of the following is a nucleotide?

Cryopreservation technique is used for:

Given below are two statements: Statement I: In eukaryotes there are three RNA polymerases in the nucleus in addition to the RNA polymerase found in the organelles. Statement II: All the three RNA polymerases in eukaryotic nucleus have different roles.

Match List-I with List-II:

Which of the following are not fatty acids?