Biology

Adjacent epithelial cells are held together by

Adjacent epithelial cells are held together by Options (a) lysosomes (b) glyoxysomes (c) desmosomes (d) microsomes Correct Answer: desmosomesExplanation:No explanation…

An organelle present in plant cells but absent from those of animals is

An organelle present in plant cells but absent from those of animals is Options (a) vacuole (b) glyoxysomes (c) peroxisome…

A plant expressing a gene from another organism is

A plant expressing a gene from another organism is Options (a) Transgenic (b) Clone (c) Somaclonal variant (d) Transformed Correct…

Bacterial plasmid contains

Bacterial plasmid contains Options (a) RNA (b) RNA + Protein (c) DNA (d) Photosynthetic structures Correct Answer: DNAExplanation:No explanation available.…

Clones of plants can be produced by

Clones of plants can be produced by Options (a) sexual reproduction (b) hybridisation (c) vegetative reproduction (d) mutational breeding Correct…

DNA is generally methylated at

DNA is generally methylated at Options (a) A-base (b) G-base (c) T-base (d) C-base Correct Answer: C-baseExplanation:No explanation available. Be…

Animals and plants are best protected in

Animals and plants are best protected in Options (a) Botanical gardens (b) Zoos (c) National Parks (d) Santuaries Correct Answer:…

Eroded soils are

Eroded soils are Options (a) Devoid of plant nutrients (b) Richer in plant nutrients (c) Unaltered in plant nutrients (d)…

Greatest problem in water conservation is to reduce the amount of

Greatest problem in water conservation is to reduce the amount of Options (a) Ground water (b) Precipitation (c) Run-off water…

India has two hot spots North East Himalayas and Western Ghats which are rich in

India has two hot spots North East Himalayas and Western Ghats which are rich in Options (a) some mammals (b)…