List of practice Questions

How does pruning help in making the hedge dense ?
Which one of the following is the correctly matched pair of an endangered animal and a National Park?
During photorespiration, the oxygen consuming reaction(s) occur in:
Which of the following pairs of an animal and a plant represents endangered organisms in India?
Which of the following is considered a hot-spot of biodiversity in India?
Parthenocarpic tomato fruits can be produced by:
How many ATP molecules could maximally be generated from one molecule of glucose, if the complete oxidation of one mole of glucose to CO2 and H2O yields 686 Kcal and the useful chemical energy available in the high energy phosphate bond of one mole of ATP is 12 Kcal ?
What type of placentation is seen in sweet pea?
Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and municipal waste water into natural surface water, is:
Guttation is the result of :
Pentamerous actinomorphic flowers, bicarpellary ovary with oblique septa, and fruit capsule or berry, are characteristic features of-
In maize, hybrid vigour is exploited by:
Crop plants grown in monoculture are:
Montreal protocol which calls for appropriate action to protect the ozone layer from human activities was passed in the year:
In which of the following fruits is the edible part the aril?
What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids?
Addition of $ SnC{{l}_{2}} $ to $ HgCl_2$ gives precipitate:
In fermentation by zymase, alcohol and $ C{{O}_{2}} $ are obtained from:
Which will reduce zinc oxide to zinc?
By Wurtz reaction, a mixture of methyl iodide and ethyl iodide gives :
When photons of energy hv fall on an aluminum plate (of work function E0), photoelectrons of maximum kinetic energy K are ejected. If the frequency of the radiation is doubled, the maximum kinetic energy of the ejected photoelectrons will be :
Two bodies, A (of mass 1 kg) and B (of mass 3 kg) are dropped from heights of 16 m and 25 m, respectively. The ratio of the time taken by them to reach the ground is
If a charge particle enters perpendicular in the uniform magnetic field, then:
Reserve food material of algae is
Antibodies in our body are complex-