Question
Differentiate between an annual and a biennial plant. Provide one example of each.
✓
Answer
Annual: complete their life cycle in one season/normally planted in spring and produce grain before end of growing season/planted in autumn and harvested around mid summer e.g. wheat/barley/rye/rice.
Biennial: They are (monocarpic) plants flower and die in the second season/complete their life cycle in two seasons/show vegetative growth in one season and reproductive growth in second season.
e.g.- Sugarbeet/cabbage/carrot/radish.
Biennial: They are (monocarpic) plants flower and die in the second season/complete their life cycle in two seasons/show vegetative growth in one season and reproductive growth in second season.
e.g.- Sugarbeet/cabbage/carrot/radish.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Explain brood parasitism with the help of an example.
A person is born with a hereditary disease with a weakened immune system due to deficiency of an enzyme. Suggest a technique for complete cure for this disease, identify the deficient enzyme and explain the technique used for cure.
Embryo sacs of some apomictic species appear normal but contain diploid cells. Suggest a suitable explanation for the condition.
What is the ozone shield and why is it important? Name the gases that cause stratospheric ozone depletion.
Compare in any three ways the chromosomal theory of inheritance as proposed by Sutton and Boveri; with that of experimental results on pea plant presented by Mendel.
How are dominance, co–dominance and incomplete dominance patterns of inheritance different from each other?
Explain, why family planning methods are not adopted by all the people of our country.
(i) What is shown in the attached diagram?
(ii) Write the names of the parts named 'a' and ‘b’.
(iii) Name of the cell type that produces this molecule.
(ii) Write the names of the parts named 'a' and ‘b’.
(iii) Name of the cell type that produces this molecule.
How do accessory glands in man help in semen formation and reproduction process?
Observe the diagram of Genetic code and answer the following questions:
i. How many codons codes for amino acids and how many do not?
ii. Explain the following giving one example of each.
a. Unambiguous and specific codon
b. Degeneration codon
c. Universal codon
d. Initiator codon
i. How many codons codes for amino acids and how many do not?
ii. Explain the following giving one example of each.
a. Unambiguous and specific codon
b. Degeneration codon
c. Universal codon
d. Initiator codon