Carbon becomes available to crop plants in the form of:
A.Carbon dioxide
B.Element carbon (coal)
C.Amino acids
D.Carbonates
Category: Agriculture Plant Physiology Mcqs
Which pair of structures is usually found in both plant and animal cell:
A.Cell membrane and nucleolus
B.Cell membrance and cell wall
C.Nucleus and chloroplast
D.Nucleolus and cell wall
Which of the following denotes the correct sequence of appearance of compounds in a cell?
A.Amino acids ? Starch ? Proteins ? Enzyme
B.Glucose ? Starch ? Sucrose
C.Protein ? Enzyme ? Amino acids
D.Disaccharides ? Mono-saccharies ? Polysacchrides
Phytochrome is found in:
A.Algae
B.Fungi
C.Gymnosperms
D.Angiosperms
Enzymes, vitamins and hormones can be classified into a single category of biological chemicals because all of them:
A.Aid in regulating metabolism
B.Are proteins
C.Are synthesized within the body
D.Enhance the oxidative metabolism
Both respiration and photosynthesis require:
A.Chlorophyll
B.Cytochromes
C.Sunlight
D.Glucose
Whose technique is employed for the extraction and elimination of hormones?
A.Buck
B.Beer
C.Garner
D.Allard
Plant cells do not burst in distilled water because:
A.Cell wall is permeable
B.Cell wall is living
C.Cell wall is elastic, rigid and get stretched
D.Cell wall is outer most layer of plant cell
Blue green algae are:
A.Actinomycetes
B.Acellular
C.Prokaryotes
D.Eukaryotes
