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NEET Questions / Chemistry / Classification of Elements and Periodicity in Properties / Introduction
Plants requiring low light intensity for optimum photosynthesis are called
Heliophytes
Pteridophytes
Sciophytes
Bryophytes
Plant growth regulators are also described as
Plant growth substance
Plant hormones
Phytohormones
All of these
In most of the higher plants, the growing โฆAโฆ bud inhibits the growth of โฆBโฆ bud, a phenomenon called apical dominance. Removal of the shoot tips usually results in growth of โฆCโฆ buds.
Complete the given statement with the correct combination of options given in the codes below
apical, lateral, lateral
lateral, apical, apical
apical, apical, lateral
lateral, lateral, apical
The study of different aspects or appearance of plants in different seasons of the year is called
Ecology
Ecosystem
Phenology
Demography
Shock movement in โtouch me notโ plant is
Seismonasty
Photonasty
Chemonasty
Thermonasty
Opening of flower is an example of
Nastic movement
Physical Change
Chemical Change
Reversible Change
Which of the following movements is induced by injury?
Aerotropism
Geotropism
Tromonasty
Traumatropism
In some plants, sleep movement of leaves is due to
Excess of photosynthesis
Osmotic changes at base of leaf
Excess of respiration
Excess of transpiration
Opening and closing of flowers represent a kind of
Nastic movement
Tropic movement
Mutation
Autonomic movement
The cells in the root and shoot apex
Are rich is protoplasm
Have conspicuous nuclei
Have their cell wall which are primary in nature, thin and cellulosic with abundant plasmodesmatal connections
All of the above