Botany - Online Test
Q1. Select the mismatch
Answer : Option B
Explaination / Solution:
No Explaination.
Q2. In some plants anther and stigma mature at same time this condition is called
Answer : Option D
Explaination / Solution:
Homogamy – In this case the anther and stigmas of a bisexual flower mature simultaneously. The pollen grains reach the mature stigma either by contact, wind, gravity, rain drop or even insects. Self pollination brought about by contact is called direct autogamy and remaining agencies perform indirect autogamy.
Q3. An eminent Indian embryologist is
Answer : Option B
Explaination / Solution:
No Explaination.
Q4. Keel is the characteristic feature of flower of
Answer : Option C
Explaination / Solution:
No Explaination.
Q5. Monohybrid ratio is
Answer : Option D
Explaination / Solution:
Monohybrid ratio is the ratio of different phenotypic traits obtained on hybridizing single pair of trait. It is 3:1. When tall pea plant is crossed with dwarf, the offspring obtained are in 3/4 tall and 1/4 dwarf.
Q6. Advantage of cleistogamy
Answer : Option C
Explaination / Solution:
No Explaination.
Q7. In plants, the gaseous exchange take place in a) Stomata b) Roots c) Stems d) Lenticles
Answer : Option B
Explaination / Solution:
Plants unlike animals have no special systems for breathing or gaseous exchange. Stomata and lenticels allow gaseous exchange by diffusion.
Q8. In order to find out the different types of gametes produced by a pea plant having the genotype AaBb, it should be crossed to a plant with the genotype
Answer : Option D
Explaination / Solution:
No Explaination.
Q9. Specific proteins responsible for the flow of materials and information into the cell are called
Answer : Option B
Explaination / Solution:
No Explaination.
Q10. In which mode of inheritance do you expect more maternal influence among the off spring
Answer : Option B
Explaination / Solution:
No Explaination.
