Botany-CPMT MCQ Question and Answer
Botany-CPMT MCQ Question and Answer
31. The smallest unit of genetic material capable of undergoing mutation is—
- Cistron
- Muton
- Recon
- Proton
32. The least number of t RNA molecules for each of the twenty amino acids found in
protein is—
protein is—
- One
- Two
- Three
- Four
33. Which of the following, plants is commonly known as ‘redwood’ ?
- Sequoia sempervirens
- Dacridium laxifolium
- Sequoia giganteum
- Polygalia hirsute
34. Epidermal tissue forms the outer protective covering of a herbaceous plant. It is modified in—
- Leaves
- Stems
- Roots
- All of the above
35. PCR based markers have been developed to—
- Create terminate codon
- Manufacture antibiotics
- Differentiate different biotypes of gall midge
- Obtain soil micro-organisms with the help of specific enzyme—reductase
36. The function of a root cap is to—
- Produce embryonic cell
- Protect the root apical meristem from damage
- Absorb minerals
- Absorb water
37. In a certain dicotyledonous stem the vascular cambium is a meristematic tissue referred to as—
- Apical
- Lateral
- Intercalary
- Secondary
38. In the phosphorus cycle, weathering makes phosphate available first to—
- Producers
- Consumers
- Tertiary consumers
- Decomposers
40. A recessive pair of alleles at one locus sometimes prevents the expression of a dominant allele at another locus. This expression is termed as—
- Pleiotropy
- Polygenic inheritance
- Complementary gene
- Epistasis