In plants there are_______basic types of tissues??
A. 2
B. 3
C. 4
D. None of these Read More Details about this Mcq
Category: Biology Mcqs
Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering______________??
A. Gibberellins
B. Cytokinins
C. Auxins
D. Ethene.
In the lytic cycle of bacteriophage the host DNA is__________??
A. Replicated
B. Turn off by the protein coat.
C. Digested into its nucleotides
D. Turned on by the removal of the protein coat
Which of the following combination is an example of self replicating organelles??
A. Mitochondria Ribosomes
B. Mitochondria Nucleus
C. Mitochondria Chloroplast
D. Mitochondria Vacuole
Amoeboid movements and movement of cyclosis is due to_________??
A. Microfilaments
B. Microtubules
C. Intermediate filaments
D. Cytoskeleton
Purple non-sulphur bacteria is an example of___________??
A. Heterotrophic bacteria
B. Chemosynthetic bacteria
C. Photosynthetic bacteria
D. Saprotrophic bacteria
Which one is the basic element of organic compounds _________________??
A. Oxygen
B. Hydrogen
C. Sulphur
D. Carbon
Protonephridia are present in____________??
A. Round worms
B. Flateworm
C. Tape worms
D. Segmented worms
which of the following gives to rise two daughter cell during cell division??
A. meiosis
B. mitosis
C. both a
In the Lysogenic cycle the DNA of the bacteriophage__________________??
A. Joins the bacterial chromosomes
B. Attaches to the inner surface of the host membrane
C. Is immediately degraded when enters the host
D. Goes directly to host ribosomes for translation
