STD 11 - 3. Plant kingdom — NEET STD 11 Science — Question

Rapid and dramatic increase in shoot length is called

Thick-walled and lignified with simple pits in walls and non-prosenchymatous cells without living protoplasm usually isodiametric or irregular in shape are

Ion carriers are located in

Identify the incorrect statements:
A. Detrivores perform fragmentation on live material in ecosystem.
B. The humus is dark nutrient rich substance degraded by microorganism.
C. Water soluble inorganic nutrients go down into the soil and get precipitated by a process called leaching.
D. The detritus food chain begins with living organisms.
E. Earthworms break down detritus into smaller particles by a process called catabolism.
Choose the correct answer from the options given below:

In a cereal grain, the single cotyledon of embryo is represented by

The process of photosynthesis takes place in

Assertion: The RNA polymerase associates transiently with initiation-factor (o) and termination- factor (p) to initiate and terminate the transcription, respectively.
Reason: Association with these factors alter the specificity of the RNA polymerase to either initiate or terminate.

Which of the following possess reducing and non-reducing end ?

Phylogenetic system bring out