Pollination is best defined as?
A. transfer of pollen from the anther to the stigma
B. germination of pollen grains
C. growth of pollen tube in ovule
D. visiting flowers by insects
Everyday Science MCQS
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Plants receive their nutrients mainly from?
A. chlorophyll
B. atmosphere
C. light
D. soil
Movement of cell against concentration gradient is called?
A. osmosis
B. active transport
C. diffusion
D. passive transport
The name gene was introduced by ———————- in 1909.
A. Robert hook
B. Watson & Crick
C. Waldyer
D. Johannsen
The fundamental unit of heredity is ——————–
A. DNA
B. Chromosome
C. Gene
D. Cell
———————- are the powerhouses of the cell.
A. Golgi apparatus
B. Lysosomes
C. Nucleus
D. Mitochondria
Smooth endoplasmic reticulum is concerned with …………………………
A. Protein synthesis
B. Energy production
C. Lipids synthesis
D. None of the above
Rough endoplasmic reticulum is concerned with …………………………..
A. Energy production
B. Protein synthesis
C. Removal of wastes
D. None of the above
The solar eclipse can occur only at —————–.
A. Full moon
B. New moon
C. Summer season
D. None of the above
Lunar eclipses are of ———— types.
A. 2
B. 3
C. 4
D. None of the above