Cotton, wool, silk are examples of ____________ ?
Cotton, wool, silk are examples of ____________ ?A. Plant Fibres
B. Animal Fibres
C. Natural Fibres
D. Synthetic Fibres
B. Animal Fibres
C. Natural Fibres
D. Synthetic Fibres
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In bryophytes fertilization takes place in___________?
In bryophytes fertilization takes place in___________?
A. Antheridia
B. Archegonia
C. water
D. OvuleWhich of the following structure provides greater pathogenicity to the bacteria__________?
Which of the following structure provides greater pathogenicity to the bacteria__________?
A. Capsule
B. Slime
C. Cell Wall
D. Cell membraneAny change in the environment of an organism is called___________?
Any change in the environment of an organism is called___________?
A. Stimulus
B. Variation
C. Response
D. ReactionThe gal bladder releases _________ enzyme to digest the food ?
The gal bladder releases _________ enzyme to digest the food ?A. Pepsin
B. Hcl
C. Both
D. NoneThe experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?
The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?
A. Molecular biologists
B. Microbiologists
C. Freshwater biologists
D. Social biologistWhich of the following contains genes for drug and disease resistance in bacteria?
Which of the following contains genes for drug and disease resistance in bacteria?
A. Necleotide
B. Plasmid
C. Mesosome
D. Ribosome