Home
Class 12
BIOLOGY
If a tree flowers thrice in a year in Oc...

If a tree flowers thrice in a year in Oct., Jan., and July in northern India, the plant is

A

Photo- and thermo-sensitive

B

Photo- and thermo-insensitive

C

Photosensitive but thermo-insensitive

D

Thermosensitive but photo-insensitive.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

If a tree flowers thrice in a year (October, January and july) in nothern india, it is said to be

Strobilanthus kunthiana (Neeelakuranji) flowers once in 12 years, The last time this plant flowered during September-Octobers 2006. It is found in hilly areas in

What percentage of plants (flowering ) are endemic to India ?

It takes very long time for pineapple plants to produce flowers. Which combination of hormones can be applied to artificially induce flowering in pineapple plants throughout the year to increase yield?

Some plants flower only once in their life, generally after 50-100 years. They produce a large number of fruits and die

Suppose India had a target of producing by 2020 AD, 200,000 MW of electric power , 10% of which was to be obtained from nuclear power plant. Suppose we are given that, on an average, the efficiency of utilisation (i.e., conversion to electric energy ) of thermal energy produced in a reactor was 25% . How much amount of fissionable uranium did our country need per year by 2020 ? Take the heat per fission of .^235U to be about 200 MeV. Avogadro's number =6.023xx10^(-23) mol^(-1) .

Planting of flower and fruit trees along road sides is included in

Government of India is putting more stress on planting quick growing trees which yield better fodder and fuel. It is under (a) Afforestation (b) Forest conservation (c) Social forestry (d) All the above

[A]: The biennial plants live for two years. [R]: They flower in both years.